Species Galleries
Sub-gallery for Gastropoda
![[acapil]: <i>Acanthodoris pilosa</i>.](/assets/images/marlin/species/web/o_acapil.jpg)
Acanthodoris pilosa.
Copyright: Jim Anderson
![[acapil2]: <i>Acanthodoris pilosa</i> in laboratory.](/assets/images/marlin/species/web/o_acapil2.jpg)
Acanthodoris pilosa in laboratory.
Copyright: Jim Anderson
![[acapil4]: <i>Acanthodoris pilosa</i> in the Scilly Isles.](/assets/images/marlin/species/web/o_acapil4.jpg)
Acanthodoris pilosa in the Scilly Isles.
Copyright: Robert Keen
![[acapil3]: <i>Acanthodoris pilosa</i> on substratum.](/assets/images/marlin/species/web/o_acapil3.jpg)
Acanthodoris pilosa on substratum.
Copyright: Jim Anderson
![[acapil5]: Close up view of <i>Acanthodoris pilosa</i>.](/assets/images/marlin/species/web/o_acapil5.jpg)
Close up view of Acanthodoris pilosa.
Copyright: Robert Keen
![[pnewland20090424]: The sea slug <i>Acanthodoris pilosa</i>.](/assets/images/marlin/species/web/o_pnewland20090424.jpg)
The sea slug Acanthodoris pilosa.
Copyright: Paul Newland
![[acttor]: <i>Acteon tornatilis</i> shell, approximately 1.5 cm.](/assets/images/marlin/species/web/o_acttor.jpg)
Acteon tornatilis shell, approximately 1.5 cm.
Copyright: Dr Hilmar Hinz
![[acttor3]: <i>Acteon tornatilis</i> and burrow on Aberavon beach.](/assets/images/marlin/species/web/o_acttor3.jpg)
Acteon tornatilis and burrow on Aberavon beach.
Copyright: Judith Oakley
![[acttor2]: <i>Acteon tornatilis</i> on Aberavon beach.](/assets/images/marlin/species/web/o_acttor2.jpg)
Acteon tornatilis on Aberavon beach.
Copyright: Judith Oakley
![[adapro]: The sea slug <i>Adalaria proxima</i>.](/assets/images/marlin/species/web/o_adapro.jpg)
The sea slug Adalaria proxima.
Copyright: Jim Anderson
![[aeopap]: <i>Aeolidia papillosa</i>.](/assets/images/marlin/species/web/o_aeopap.jpg)
Aeolidia papillosa.
Copyright: Anne Marie Power
![[joakley20100505]: A macro image of <i>Aeolidia papillosa</i> at Wembury pools](/assets/images/marlin/species/web/o_joakley20100505.jpg)
A macro image of Aeolidia papillosa at Wembury pools
Copyright: Judith Oakley
![[tpearman20101201_1]: Detail of head and rhinophores of <i>Aeolidia papillosa</i>.](/assets/images/marlin/species/web/o_tpearman20101201_1.jpg)
Detail of head and rhinophores of Aeolidia papillosa.
Copyright: Tabitha Pearman
![[aeopap_eggs]: Spawn of<i> Aeolidia papillosa</i>.](/assets/images/marlin/species/web/o_aeopap_eggs.jpg)
Spawn of Aeolidia papillosa.
Copyright: Judith Oakley
![[aeopap2]: The grey sea slug <i>Aeolidia papillosa</i>.](/assets/images/marlin/species/web/o_aeopap2.jpg)
The grey sea slug Aeolidia papillosa.
Copyright: Judith Oakley
![[aeoald]: <i>Aeolidiella alderi</i>](/assets/images/marlin/species/web/o_aeoald.jpg)
Aeolidiella alderi
Copyright: Judith Oakley
![[aeosan]: <i>Aeolidiella sanguinea</i>.](/assets/images/marlin/species/web/o_aeosan.jpg)
Aeolidiella sanguinea.
Copyright: Marco Faasse
![[eubfar]: A white colour morph of<i> Eubranchia farrani</i>.](/assets/images/marlin/species/web/o_eubfar.jpg)
A white colour morph of Eubranchia farrani.
Copyright: Judith Oakley
![[eubfar4]: <i>Eubranchus farrani </i>pale orange/pink colour morph with <i>Obelia</i> sp. on kelp frond.](/assets/images/marlin/species/web/o_eubfar4.jpg)
Eubranchus farrani pale orange/pink colour morph with Obelia sp. on kelp frond.
Copyright: Judith Oakley
![[eubfar7]: <i>Eubranchus farrani</i> against a black background.](/assets/images/marlin/species/web/o_eubfar7.jpg)
Eubranchus farrani against a black background.
Copyright: Fiona Crouch
![[eubfar3]: <i>Eubranchus farrani</i> orange and white colour morph on sugar kelp.](/assets/images/marlin/species/web/o_eubfar3.jpg)
Eubranchus farrani orange and white colour morph on sugar kelp.
Copyright: Judith Oakley
![[eubfar6]: <i>Eubranchus farrani</i> orange and white colour morph.](/assets/images/marlin/species/web/o_eubfar6.jpg)
Eubranchus farrani orange and white colour morph.
Copyright: Judith Oakley
![[eubfar5]: A pair of <i>Eubranchus farrani</i> with hydroid and bryozoan on <i>Ulva lactuca</i>.](/assets/images/marlin/species/web/o_eubfar5.jpg)
A pair of Eubranchus farrani with hydroid and bryozoan on Ulva lactuca.
Copyright: Judith Oakley
![[eubfar2]: Orange and white colour morph of <i>Eubranchus farrani</i> on <i>Obelia</i> sp. attached to kelp.](/assets/images/marlin/species/web/o_eubfar2.jpg)
Orange and white colour morph of Eubranchus farrani on Obelia sp. attached to kelp.
Copyright: Judith Oakley
![[eubfar_eggs]: Spawn of <i>Eubranchus farrani</i>.](/assets/images/marlin/species/web/o_eubfar_eggs.jpg)
Spawn of Eubranchus farrani.
Copyright: Judith Oakley
![[plightfoot200905xx_1]: The nudibranch <i>Ancula gibbosa</i>, with dorsal gills.](/assets/images/marlin/species/web/o_plightfoot200905xx_1.jpg)
The nudibranch Ancula gibbosa, with dorsal gills.
Copyright: Paula Lightfoot
![[plightfoot200905xx_2]: Anterior view of <i>Ancula gibbosa</i>, with dorsal gill tuft.](/assets/images/marlin/species/web/o_plightfoot200905xx_2.jpg)
Anterior view of Ancula gibbosa, with dorsal gill tuft.
Copyright: Paula Lightfoot
![[plightfoot200905xx_3]: Dorsal surface of <i>Ancula gibbosa</i>, with anterior rhinophores visible on the left.](/assets/images/marlin/species/web/o_plightfoot200905xx_3.jpg)
Dorsal surface of Ancula gibbosa, with anterior rhinophores visible on the left.
Copyright: Paula Lightfoot
![[jancri]: <i>Antiopella cristata</i>.](/assets/images/marlin/species/web/o_jancri.jpg)
Antiopella cristata.
Copyright: Judith Oakley
![[jancri2]: <i>Antiopella cristata</i> on a pontoon.](/assets/images/marlin/species/web/o_jancri2.jpg)
Antiopella cristata on a pontoon.
Copyright: Judith Oakley
![[pnewland20101027_2]: A feeding <i>Antiopella cristata</i> sea slug.](/assets/images/marlin/species/web/o_pnewland20101027_2.jpg)
A feeding Antiopella cristata sea slug.
Copyright: Paul Newland
![[jancri3]: Close up of <i>Antiopella cristata</i> coruncle.](/assets/images/marlin/species/web/o_jancri3.jpg)
Close up of Antiopella cristata coruncle.
Copyright: Judith Oakley
![[sdaly20100805_8]: <i>Aplysia punctata</i> rearing up from the seabed.](/assets/images/marlin/species/web/o_sdaly20100805_8.jpg)
Aplysia punctata rearing up from the seabed.
Copyright: Sue Daly
![[aplpun2]: <i>Aplysia punctata</i> (left hand side) with <i>Actinothoe sphyrodeta</i>.](/assets/images/marlin/species/web/o_aplpun2.jpg)
Aplysia punctata (left hand side) with Actinothoe sphyrodeta.
Copyright: Sue Scott
![[aplpun8]: <i>Aplysia punctata</i> eggs in a laboratory.](/assets/images/marlin/species/web/o_aplpun8.jpg)
Aplysia punctata eggs in a laboratory.
Copyright: John Rundle
![[aplpun9]: <i>Aplysia punctata</i> eggs on <i>Dilsea carnosa</i>.](/assets/images/marlin/species/web/o_aplpun9.jpg)
Aplysia punctata eggs on Dilsea carnosa.
Copyright: Judith Oakley
![[aplpun7]: <i>Aplysia punctata</i> in a laboratory.](/assets/images/marlin/species/web/o_aplpun7.jpg)
Aplysia punctata in a laboratory.
Copyright: John Rundle
![[aplpun5]: <i>Aplysia punctata</i> in a rockpool at Batten Bay, Plymouth.](/assets/images/marlin/species/web/o_aplpun5.jpg)
Aplysia punctata in a rockpool at Batten Bay, Plymouth.
Copyright: Jack Sewell
![[aplpun3]: <i>Aplysia punctata</i> on sandy gravel in the Channel Isles.](/assets/images/marlin/species/web/o_aplpun3.jpg)
Aplysia punctata on sandy gravel in the Channel Isles.
Copyright: Sue Daly
![[aplpun6]: <i>Aplysia punctata</i> showing eye.](/assets/images/marlin/species/web/o_aplpun6.jpg)
Aplysia punctata showing eye.
Copyright: Jack Sewell
![[aplpun10]: <i>Aplysia punctata</i> under a boulder.](/assets/images/marlin/species/web/o_aplpun10.jpg)
Aplysia punctata under a boulder.
Copyright: Judith Oakley
![[aplpun4]: <i>Aplysia punctata</i> with string of pink eggs.](/assets/images/marlin/species/web/o_aplpun4.jpg)
Aplysia punctata with string of pink eggs.
Copyright: Judith Oakley
![[pnewland20090622_1]: A mating chain of <i>Aplysia punctata</i> in 14°C water.](/assets/images/marlin/species/web/o_pnewland20090622_1.jpg)
A mating chain of Aplysia punctata in 14°C water.
Copyright: Paul Newland
![[pnewland20090622_2]: Egg mass from <i>Aplysia punctata</i> in 14°C water.](/assets/images/marlin/species/web/o_pnewland20090622_2.jpg)
Egg mass from Aplysia punctata in 14°C water.
Copyright: Paul Newland
![[aplpun]: The sea hare <i>Aplysia punctata</i> on leaves of <i>Zostera marina</i>.](/assets/images/marlin/species/web/o_aplpun.jpg)
The sea hare Aplysia punctata on leaves of Zostera marina.
Copyright: Dr Keith Hiscock
![[apopes]: <i>Aporrhais pespelecani</i>.](/assets/images/marlin/species/web/o_apopes.jpg)
Aporrhais pespelecani.
Copyright: Marine Biological Association of the UK (MBA)
![[apopes3]: <i>Aporrhais pespelecani</i> on a green background.](/assets/images/marlin/species/web/o_apopes3.jpg)
Aporrhais pespelecani on a green background.
Copyright: Dr Hilmar Hinz
![[apopes4]: <i>Aporrhais pespelecani</i> shell lying on some sand.](/assets/images/marlin/species/web/o_apopes4.jpg)
Aporrhais pespelecani shell lying on some sand.
Copyright: Dr Keith Hiscock
![[apopes2]: A pair of <i>Aporrhais pespelecani</i>](/assets/images/marlin/species/web/o_apopes2.jpg)
A pair of Aporrhais pespelecani
Copyright: Marine Biological Association of the UK (MBA)
![[armlov]: The sea slug <i>Armina loveni</i>.](/assets/images/marlin/species/web/o_armlov.jpg)
The sea slug Armina loveni.
Copyright: Jim Anderson
![[tpearman20110316_1]: <i>Berthella plumula</i> on <i>Spirorbis</i> covered rock.](/assets/images/marlin/species/web/o_tpearman20110316_1.jpg)
Berthella plumula on Spirorbis covered rock.
Copyright: Tabitha Pearman
![[tpearman20110316_2]: <i>Berthella plumula</i>.](/assets/images/marlin/species/web/o_tpearman20110316_2.jpg)
Berthella plumula.
Copyright: Tabitha Pearman
![[hlatham20080606_1]: An active sea slug, <i>Berthella plumula</i>.](/assets/images/marlin/species/web/o_hlatham20080606_1.jpg)
An active sea slug, Berthella plumula.
Copyright: Holly Latham
![[bitret]: Apertural view of <i>Bittium reticulatum</i>.](/assets/images/marlin/species/web/o_bitret.jpg)
Apertural view of Bittium reticulatum.
Copyright: Amgueddfa Cymru - Museum Wales
![[glang20101218]: <i>Buccinum undatum</i>](/assets/images/marlin/species/web/o_glang20101218.jpg)
Buccinum undatum
Copyright: Gordon Lang
![[bucund5]: <i>Buccinum undatum</i> crawling on the seabed highlighting shape of foot, tentacles and siphon. Note also the <i>Crepidula fornicata</i> on the shell.](/assets/images/marlin/species/web/o_bucund5.jpg)
Buccinum undatum crawling on the seabed highlighting shape of foot, tentacles and siphon. Note also the Crepidula fornicata on the shell.
Copyright: Paul Newland
![[bucund8]: <i>Buccinum undatum</i> egg mass.](/assets/images/marlin/species/web/o_bucund8.jpg)
Buccinum undatum egg mass.
Copyright: Paul Newland
![[bucund9]: <i>Buccinum undatum</i> shell against a blue background.](/assets/images/marlin/species/web/o_bucund9.jpg)
Buccinum undatum shell against a blue background.
Copyright: Judith Oakley
![[bucund7]: Group of <i>Buccinum undatum</i> illustrating shape of foot, siphon and operculum.](/assets/images/marlin/species/web/o_bucund7.jpg)
Group of Buccinum undatum illustrating shape of foot, siphon and operculum.
Copyright: Marine Ecological Surveys Ltd
![[bucund4]: The whelk <i>Buccinum undatum </i> laying eggs, late December 2002.](/assets/images/marlin/species/web/o_bucund4.jpg)
The whelk Buccinum undatum laying eggs, late December 2002.
Copyright: Dr Keith Hiscock
![[glang20110202_5]: Three spawning <i>Buccinum undatum</i> with Sea Loch anemones](/assets/images/marlin/species/web/o_glang20110202_5.jpg)
Three spawning Buccinum undatum with Sea Loch anemones
Copyright: Gordon Lang
![[bucund6]: Two <i>Buccinum undatum</i> individuals in what appears to be a mating position.](/assets/images/marlin/species/web/o_bucund6.jpg)
Two Buccinum undatum individuals in what appears to be a mating position.
Copyright: Paul Newland
![[cadlae]: <i>Cadlina laevis</i> with encrusting red algae at Doune, Scotland.](/assets/images/marlin/species/web/o_cadlae.jpg)
Cadlina laevis with encrusting red algae at Doune, Scotland.
Copyright: Fiona Crouch
![[cadlae2]: <i>Cadlina laevis</i> in the Scilly Isles.](/assets/images/marlin/species/web/o_cadlae2.jpg)
Cadlina laevis in the Scilly Isles.
Copyright: Robert Keen
![[caearm]: Six specimens of <i>Caecum armoricum</i>.](/assets/images/marlin/species/web/o_caearm.jpg)
Six specimens of Caecum armoricum.
Copyright: Dennis R. Seaward
![[caearm2]: Front half of adult <i>Caecum armoricum</i>.](/assets/images/marlin/species/web/o_caearm2.jpg)
Front half of adult Caecum armoricum.
Copyright: Nigel Charles
![[caearm4]: Post larval juvenile of <i>Caecum armoricum</i>. Whole animal and shell, showing protoconch and operculum.](/assets/images/marlin/species/web/o_caearm4.jpg)
Post larval juvenile of Caecum armoricum. Whole animal and shell, showing protoconch and operculum.
Copyright: Nigel Charles
![[caearm3]: Two specimens of <i>Caecum armoricum</i>. The smaller specimen has laid down a new septum preparatory to breaking off the empty part of the shell.](/assets/images/marlin/species/web/o_caearm3.jpg)
Two specimens of Caecum armoricum. The smaller specimen has laid down a new septum preparatory to breaking off the empty part of the shell.
Copyright: Nigel Charles
![[calziz]: Painted top shell](/assets/images/marlin/species/web/o_calziz.jpg)
Painted top shell
Copyright: Paul Naylor
![[calziz5]: <i>Calliostoma zizyphinum</i> in Lyme Bay, Devon.](/assets/images/marlin/species/web/o_calziz5.jpg)
Calliostoma zizyphinum in Lyme Bay, Devon.
Copyright: Robert Keen
![[calziz8]: <i>Calliostoma zizyphinum</i> on a rock amongst barnacles and limpets.](/assets/images/marlin/species/web/o_calziz8.jpg)
Calliostoma zizyphinum on a rock amongst barnacles and limpets.
Copyright: Judith Oakley
![[calziz4]: <i>Calliostoma zizyphinum</i> with <i>Corynactis viridis</i> on the Manacles, southwest Cornwall.](/assets/images/marlin/species/web/o_calziz4.jpg)
Calliostoma zizyphinum with Corynactis viridis on the Manacles, southwest Cornwall.
Copyright: Robert Keen
![[calziz2]: <i>Calliostoma zizyphinum</i>.](/assets/images/marlin/species/web/o_calziz2.jpg)
Calliostoma zizyphinum.
Copyright: Dr Harvey Tyler-Walters
![[calziz6]: Lone <i>Calliostoma zizyphinum</i> at Firestone.](/assets/images/marlin/species/web/o_calziz6.jpg)
Lone Calliostoma zizyphinum at Firestone.
Copyright: Dr Keith Hiscock
![[calziz7]: Lone <i>Calliostoma zizyphinum</i> at Lundy.](/assets/images/marlin/species/web/o_calziz7.jpg)
Lone Calliostoma zizyphinum at Lundy.
Copyright: Dr Keith Hiscock
![[calziz3]: Painted top shell.](/assets/images/marlin/species/web/o_calziz3.jpg)
Painted top shell.
Copyright: Dr Keith Hiscock
![[calele]: <i>Caloria elegans</i> from a rocky reef area, Co Antrim.](/assets/images/marlin/species/web/o_calele.jpg)
Caloria elegans from a rocky reef area, Co Antrim.
Copyright: Bernard Picton
![[dfenwick20060302_2]: Chinamans hat snail attached to intertidal vegetation](/assets/images/marlin/species/web/o_dfenwick20060302_2.jpg)
Chinamans hat snail attached to intertidal vegetation
Copyright: David Fenwick Snr.
![[dfenwick20090206_6]: Aperture of Chinamans hat shell, found on beach](/assets/images/marlin/species/web/o_dfenwick20090206_6.jpg)
Aperture of Chinamans hat shell, found on beach
Copyright: David Fenwick Snr.
![[dfenwick20090206_5]: Spire of Chinamans hat shell, found on beach](/assets/images/marlin/species/web/o_dfenwick20090206_5.jpg)
Spire of Chinamans hat shell, found on beach
Copyright: David Fenwick Snr.
![[flapel]: <i>Flabellina pellucida</i>.](/assets/images/marlin/species/web/o_flapel.jpg)
Flabellina pellucida.
Copyright: Sue Scott
![[dfenwick20040112_1]: An intertidal feeding <i>Cerithiopsis tubercularis</i>](/assets/images/marlin/species/web/o_dfenwick20040112_1.jpg)
An intertidal feeding Cerithiopsis tubercularis
Copyright: David Fenwick Snr.
![[dfenwick20040112_2]: An intertidal feeding <i>Cerithiopsis tubercularis</i>](/assets/images/marlin/species/web/o_dfenwick20040112_2.jpg)
An intertidal feeding Cerithiopsis tubercularis
Copyright: David Fenwick Snr.
![[colisl]: Apertural view of <i>Colus islandicus</i>.](/assets/images/marlin/species/web/o_colisl.jpg)
Apertural view of Colus islandicus.
Copyright: Amgueddfa Cymru - Museum Wales
![[crefor6]: <i>Crepidula fornicata</i> at Oreston Spit.](/assets/images/marlin/species/web/o_crefor6.jpg)
Crepidula fornicata at Oreston Spit.
Copyright: Dr Keith Hiscock
![[crefor5]: <i>Crepidula fornicata</i> growing on the shell of an edible crab illustrating diversity of substrata on which it can grow.](/assets/images/marlin/species/web/o_crefor5.jpg)
Crepidula fornicata growing on the shell of an edible crab illustrating diversity of substrata on which it can grow.
Copyright: Peter Watkinson
![[crefor2]: Chain of slipper limpets on the lower shore.](/assets/images/marlin/species/web/o_crefor2.jpg)
Chain of slipper limpets on the lower shore.
Copyright: Dr Keith Hiscock
![[crefor3]: Individual <I>Crepidula fornicata</I> on pebble intertidally](/assets/images/marlin/species/web/o_crefor3.jpg)
Individual Crepidula fornicata on pebble intertidally
Copyright: Jack Sewell
![[crefor4]: Single <i>Crepidula fornicata</i> on rock overhang.](/assets/images/marlin/species/web/o_crefor4.jpg)
Single Crepidula fornicata on rock overhang.
Copyright: Judith Oakley
![[cripap]: <i>Crimora papillata</i> in the Channel Isles.](/assets/images/marlin/species/web/o_cripap.jpg)
Crimora papillata in the Channel Isles.
Copyright: Sue Daly
![[sdaly20100805]: <i>Crimora papillata</i> on an encrusting sponge](/assets/images/marlin/species/web/o_sdaly20100805.jpg)
Crimora papillata on an encrusting sponge
Copyright: Sue Daly
![[denfro]: <i>Dendronotus frondosus</i> on kelp at Bach Island, Firth of Lorne on the west coast of Scotland.](/assets/images/marlin/species/web/o_denfro.jpg)
Dendronotus frondosus on kelp at Bach Island, Firth of Lorne on the west coast of Scotland.
Copyright: Jim Anderson
![[denfro2]: <i>Dendronotus frondosus</i> from the north coast of Bernera Island, Lismore on the west coast of Scotland.](/assets/images/marlin/species/web/o_denfro2.jpg)
Dendronotus frondosus from the north coast of Bernera Island, Lismore on the west coast of Scotland.
Copyright: Jim Anderson
![[dialut]: <i>Diaphorodoris luteocincta</i> at 36 metres on the wreck of the King Cadwallan, Hard Lewis Rocks, Isles of Scilly.](/assets/images/marlin/species/web/o_dialut.jpg)
Diaphorodoris luteocincta at 36 metres on the wreck of the King Cadwallan, Hard Lewis Rocks, Isles of Scilly.
Copyright: Robert Keen
![[dialut2]: Pair of <i>Diaphorodoris luteocincta</i>.](/assets/images/marlin/species/web/o_dialut2.jpg)
Pair of Diaphorodoris luteocincta.
Copyright: Robert Keen
![[diogra]: Common keyhole limpet <i>Diodora graeca</i>.](/assets/images/marlin/species/web/o_diogra.jpg)
Common keyhole limpet Diodora graeca.
Copyright: Judith Oakley
![[diogra2]: <i>Diodora graeca</i> feeding on a sponge on the side of a rock.](/assets/images/marlin/species/web/o_diogra2.jpg)
Diodora graeca feeding on a sponge on the side of a rock.
Copyright: Judith Oakley
![[arcpse8]: Yellow eggs of <i>Archidoris pseudoargus</i>.](/assets/images/marlin/species/web/o_arcpse8.jpg)
Yellow eggs of Archidoris pseudoargus.
Copyright: Fiona Crouch
![[pnewland20110329_5]: <i>Archidoris pseudoargus</i>](/assets/images/marlin/species/web/o_pnewland20110329_5.jpg)
Archidoris pseudoargus
Copyright: Paul Newland
![[arcpse6]: <i>Archidoris pseudoargus</i> eggs in a laboratory tank.](/assets/images/marlin/species/web/o_arcpse6.jpg)
Archidoris pseudoargus eggs in a laboratory tank.
Copyright: John Rundle
![[arcpse4]: <i>Archidoris pseudoargus</i> feeding on breadcrumb sponge.](/assets/images/marlin/species/web/o_arcpse4.jpg)
Archidoris pseudoargus feeding on breadcrumb sponge.
Copyright: Peter Barfield
![[arcpse11]: A pale <i>Archidoris pseudoargus</i> at low tide.](/assets/images/marlin/species/web/o_arcpse11.jpg)
A pale Archidoris pseudoargus at low tide.
Copyright: Judith Oakley
![[arcpse10]: An orange <i>Archidoris pseudoargus</i> specimen.](/assets/images/marlin/species/web/o_arcpse10.jpg)
An orange Archidoris pseudoargus specimen.
Copyright: Judith Oakley
![[arcpse7]: Close up view of <i>Archidoris pseudoargus</i> eggs in a laboratory tank.](/assets/images/marlin/species/web/o_arcpse7.jpg)
Close up view of Archidoris pseudoargus eggs in a laboratory tank.
Copyright: John Rundle
![[arcpse9]: Lemon-peel like eggs of <i>Archidoris pseudoargus</i>.](/assets/images/marlin/species/web/o_arcpse9.jpg)
Lemon-peel like eggs of Archidoris pseudoargus.
Copyright: Fiona Crouch
![[arcpse3]: Mating sea lemons.](/assets/images/marlin/species/web/o_arcpse3.jpg)
Mating sea lemons.
Copyright: Judith Oakley
![[arcpse5]: The egg ribbon of the sea lemon <i>Archidoris pseudoargus</i>.](/assets/images/marlin/species/web/o_arcpse5.jpg)
The egg ribbon of the sea lemon Archidoris pseudoargus.
Copyright: Peter Barfield
![[arcpse2]: The sea lemon <i>Archidoris pseudoargus</i> in rockpool.](/assets/images/marlin/species/web/o_arcpse2.jpg)
The sea lemon Archidoris pseudoargus in rockpool.
Copyright: Anne Marie Power
![[arcpse]: The sea lemon <i>Archidoris pseudoargus</i>.](/assets/images/marlin/species/web/o_arcpse.jpg)
The sea lemon Archidoris pseudoargus.
Copyright: Jack Sewell
![[dorsti]: <i>Doris sticta</i>.](/assets/images/marlin/species/web/o_dorsti.jpg)
Doris sticta.
Copyright: Paul Newland
![[sdaly20100805_7]: <i>Doris sticta</i> on the sea floor](/assets/images/marlin/species/web/o_sdaly20100805_7.jpg)
Doris sticta on the sea floor
Copyright: Sue Daly
![[KHiscock_Doto_fragilis_WestHoe_2021-11-02]: <em>Doto fragilis</em>](/assets/images/marlin/species/web/o_KHiscock_Doto_fragilis_WestHoe_2021-11-02.jpg)
Doto fragilis
Copyright: Dr Keith Hiscock
![[trinil]: <i>Duvaucelia odhneri</i> and eggs on the sea fan <i>Eunicella verrucosa</i>.](/assets/images/marlin/species/web/o_trinil.jpg)
Duvaucelia odhneri and eggs on the sea fan Eunicella verrucosa.
Copyright: Dr Keith Hiscock
![[trinil2]: <i>Duvaucelia odhneri</i> on <i>Eunicella verrucosa</i>.](/assets/images/marlin/species/web/o_trinil2.jpg)
Duvaucelia odhneri on Eunicella verrucosa.
Copyright: Dr Keith Hiscock
![[trinil3]: <i>Duvaucelia odhneri</i> on a sea fan.](/assets/images/marlin/species/web/o_trinil3.jpg)
Duvaucelia odhneri on a sea fan.
Copyright: Robert Keen
![[trinil5]: Close up view of <i>Duvaucelia odhneri</i> on a sea fan.](/assets/images/marlin/species/web/o_trinil5.jpg)
Close up view of Duvaucelia odhneri on a sea fan.
Copyright: Robert Keen
![[pnewland200xxxxx_1]: Sea slug <i>Duvaucelia odhneri</i> on sea fan <i>Eunicella verrucosa</i>.](/assets/images/marlin/species/web/o_pnewland200xxxxx_1.jpg)
Sea slug Duvaucelia odhneri on sea fan Eunicella verrucosa.
Copyright: Paul Newland
![[trinil4]: The sea slug <i>Duvaucelia odhneri</i> with its eggs.](/assets/images/marlin/species/web/o_trinil4.jpg)
The sea slug Duvaucelia odhneri with its eggs.
Copyright: Dr Keith Hiscock
![[elyvir]: <i>Elysia viridis</i>.](/assets/images/marlin/species/web/o_elyvir.jpg)
Elysia viridis.
Copyright: Sue Scott
![[elyvir4]: <i>Elysia viridis</i> crawling in a rockpool; note the characteristic bright green-blue spots.](/assets/images/marlin/species/web/o_elyvir4.jpg)
Elysia viridis crawling in a rockpool; note the characteristic bright green-blue spots.
Copyright: Judith Oakley
![[elyvir3]: <i>Elysia viridis</i> with egg ribbon on <i>Codium</i> spp.](/assets/images/marlin/species/web/o_elyvir3.jpg)
Elysia viridis with egg ribbon on Codium spp.
Copyright: Judith Oakley
![[elyvir2]: <i>Elysia viridis</i>.](/assets/images/marlin/species/web/o_elyvir2.jpg)
Elysia viridis.
Copyright: Sue Scott
![[tpearman-elysia-viridis2-2013-03-10]: Two <i>Elysia viridis</i> in a rockpool.](/assets/images/marlin/species/web/o_tpearman-elysia-viridis2-2013-03-10.jpg)
Two Elysia viridis in a rockpool.
Copyright: Tabitha Pearman
![[emafis]: The slit limpet <i>Emarginula fissura</i>.](/assets/images/marlin/species/web/o_emafis.jpg)
The slit limpet Emarginula fissura.
Copyright: Bryan Wasson
![[epicla]: Apertural view of <i>Epitonium clathrus</i>.](/assets/images/marlin/species/web/o_epicla.jpg)
Apertural view of Epitonium clathrus.
Copyright: Amgueddfa Cymru - Museum Wales
![[euscat]: Adapertural (back) view of <i>Euspira catena</i>.](/assets/images/marlin/species/web/o_euscat.jpg)
Adapertural (back) view of Euspira catena.
Copyright: Amgueddfa Cymru - Museum Wales
![[pnewland20090622]: A live necklace shell on the beach, with foot spread across substratum.](/assets/images/marlin/species/web/o_pnewland20090622.jpg)
A live necklace shell on the beach, with foot spread across substratum.
Copyright: Paul Newland
![[euscat2]: Apertural view of <i>Euspira catena</i>.](/assets/images/marlin/species/web/o_euscat2.jpg)
Apertural view of Euspira catena.
Copyright: Amgueddfa Cymru - Museum Wales
![[euscat3]: Egg collar of the necklace shell <i>Euspira catena</i>. Another species (probably the thick-lipped whelk) has attached its own eggs to the underside of the collar.](/assets/images/marlin/species/web/o_euscat3.jpg)
Egg collar of the necklace shell Euspira catena. Another species (probably the thick-lipped whelk) has attached its own eggs to the underside of the collar.
Copyright: Judith Oakley
![[facaur]: <i>Facelina auriculata</i> on <i>Ulva lactuca</i>.](/assets/images/marlin/species/web/o_facaur.jpg)
Facelina auriculata on Ulva lactuca.
Copyright: Judith Oakley
![[facaur4]: <i>Facelina auriculata</i> at Mayflower Marina.](/assets/images/marlin/species/web/o_facaur4.jpg)
Facelina auriculata at Mayflower Marina.
Copyright: Judith Oakley
![[fcrouch20100810_3]: <i>Facelina auriculata</i> on <i>Laminaria</i>.](/assets/images/marlin/species/web/o_fcrouch20100810_3.jpg)
Facelina auriculata on Laminaria.
Copyright: Fiona Crouch
![[facaur3]: <i>Facelina auriculata</i>.](/assets/images/marlin/species/web/o_facaur3.jpg)
Facelina auriculata.
Copyright: Judith Oakley
![[facaur5]: A <i>Facelina auriculata</i> with long oral tentacles.](/assets/images/marlin/species/web/o_facaur5.jpg)
A Facelina auriculata with long oral tentacles.
Copyright: Judith Oakley
![[facaur2]: Closer view of <i>Facelina auriculata</i> on <i>Ulva lactuca</i>.](/assets/images/marlin/species/web/o_facaur2.jpg)
Closer view of Facelina auriculata on Ulva lactuca.
Copyright: Judith Oakley
![[facaur_eggs]: Spawn of <i>Facelina auriculata</i>.](/assets/images/marlin/species/web/o_facaur_eggs.jpg)
Spawn of Facelina auriculata.
Copyright: Judith Oakley
![[facbos]: <i>Facelina bostoniensis </i>.](/assets/images/marlin/species/web/o_facbos.jpg)
Facelina bostoniensis .
Copyright: Sue Scott
![[facbos2]: <i>Facelina bostoniensis</i>.](/assets/images/marlin/species/web/o_facbos2.jpg)
Facelina bostoniensis.
Copyright: Sue Scott
![[KHiscock_Fjordia_browni4_Battery_Bouy_2021-11-02]: <em>Fjordia browni</em>](/assets/images/marlin/species/web/o_KHiscock_Fjordia_browni4_Battery_Bouy_2021-11-02.jpg)
Fjordia browni
Copyright: Dr Keith Hiscock
![[KHiscock_Fjordia_brownii_Firestone_2021-11-02]: <em>Fjordia browni</em> on hydroids](/assets/images/marlin/species/web/o_KHiscock_Fjordia_brownii_Firestone_2021-11-02.jpg)
Fjordia browni on hydroids
Copyright: Dr Keith Hiscock
![[KHiscock_Fjordia_lineata_Firestone_2021-11-03]: <em>Fjordia lineata</em>](/assets/images/marlin/species/web/o_KHiscock_Fjordia_lineata_Firestone_2021-11-03.jpg)
Fjordia lineata
Copyright: Dr Keith Hiscock
![[KHiscock_Fjordia_lineata2_Firestone_2021-11-03]: <em>Fjordia lineata</em> and egg masses on erect hydroids](/assets/images/marlin/species/web/o_KHiscock_Fjordia_lineata2_Firestone_2021-11-03.jpg)
Fjordia lineata and egg masses on erect hydroids
Copyright: Dr Keith Hiscock
![[geipla]: <i>Geitodoris planata</i>.](/assets/images/marlin/species/web/o_geipla.jpg)
Geitodoris planata.
Copyright: Judith Oakley
![[geipla2]: <i>Geitodoris planata</i> at Scapa Flow, Orkneys.](/assets/images/marlin/species/web/o_geipla2.jpg)
Geitodoris planata at Scapa Flow, Orkneys.
Copyright: Robert Keen
![[MikePuleston-Gibbula-magus-230617-1]: The Turban Top Shell <em>Gibbula magus</em>](/assets/images/marlin/species/web/o_MikePuleston-Gibbula-magus-230617-1.jpg)
The Turban Top Shell Gibbula magus
Copyright: Michael Puleston
![[MikePuleston-Gibbula-magus-230617-2]: Apertural view of <em>Gibbula magus</em>](/assets/images/marlin/species/web/o_MikePuleston-Gibbula-magus-230617-2.jpg)
Apertural view of Gibbula magus
Copyright: Michael Puleston
![[gonnod]: <i>Goniodoris nodosa</i>, found attached to sugar kelp on a pontoon.](/assets/images/marlin/species/web/o_gonnod.jpg)
Goniodoris nodosa, found attached to sugar kelp on a pontoon.
Copyright: Judith Oakley
![[haltub]: Outer view of <i>Haliotis tuberculata</i>.](/assets/images/marlin/species/web/o_haltub.jpg)
Outer view of Haliotis tuberculata.
Copyright: Amgueddfa Cymru - Museum Wales
![[sdaly20100806]: <i>Haliotis tuberculata</i>](/assets/images/marlin/species/web/o_sdaly20100806.jpg)
Haliotis tuberculata
Copyright: Sue Daly
![[haltub3]: <i>Haliotis tuberculata</i> in the Channel Isles.](/assets/images/marlin/species/web/o_haltub3.jpg)
Haliotis tuberculata in the Channel Isles.
Copyright: Sue Daly
![[haltub4]: An empty <i>Haliotis tuberculata</i> shell in the Channel Isles.](/assets/images/marlin/species/web/o_haltub4.jpg)
An empty Haliotis tuberculata shell in the Channel Isles.
Copyright: Sue Daly
![[haltub2]: Inner view of <i>Haliotis tuberculata</i>.](/assets/images/marlin/species/web/o_haltub2.jpg)
Inner view of Haliotis tuberculata.
Copyright: Amgueddfa Cymru - Museum Wales
![[haltub5]: Underside of <i>Haliotis tuberculata</i> shell.](/assets/images/marlin/species/web/o_haltub5.jpg)
Underside of Haliotis tuberculata shell.
Copyright: Judith Oakley
![[herfor]: <i>Hero formosa</i> on sediment.](/assets/images/marlin/species/web/o_herfor.jpg)
Hero formosa on sediment.
Copyright: Jim Anderson
![[jortom3]: Two specimens of <i>Jorunna tomentosa</i> beneath rock overhang.](/assets/images/marlin/species/web/o_jortom3.jpg)
Two specimens of Jorunna tomentosa beneath rock overhang.
Copyright: Judith Oakley
![[jortom]: <i>Jorunna tomentosa</i> on <i>Ulva lactuca</i>.](/assets/images/marlin/species/web/o_jortom.jpg)
Jorunna tomentosa on Ulva lactuca.
Copyright: Judith Oakley
![[jortom2]: <i>Jorunna tomentosa</i>, on <i>Ulva lactuca</i> on a marine pontoon.](/assets/images/marlin/species/web/o_jortom2.jpg)
Jorunna tomentosa, on Ulva lactuca on a marine pontoon.
Copyright: Judith Oakley
![[jortom_eggs]: Spawn of <i>Jorunna tomentosa</i>.](/assets/images/marlin/species/web/o_jortom_eggs.jpg)
Spawn of Jorunna tomentosa.
Copyright: Judith Oakley
![[jujstr]: Apertural view of <i>Jujubinus striatus</i>.](/assets/images/marlin/species/web/o_jujstr.jpg)
Apertural view of Jujubinus striatus.
Copyright: Amgueddfa Cymru - Museum Wales
![[lacvin]: The banded chink snail <i>Lacuna vincta</i> on kelp.](/assets/images/marlin/species/web/o_lacvin.jpg)
The banded chink snail Lacuna vincta on kelp.
Copyright: Marine Biological Association of the UK (MBA)
![[limcla]: <i>Limacia clavigera</i>.](/assets/images/marlin/species/web/o_limcla.jpg)
Limacia clavigera.
Copyright: Jim Anderson
![[limcla3]: <i>Limacia clavigera</i> in a rockpool.](/assets/images/marlin/species/web/o_limcla3.jpg)
Limacia clavigera in a rockpool.
Copyright: Judith Oakley
![[limcla2]: <i>Limacia clavigera</i> on ascidian siphon.](/assets/images/marlin/species/web/o_limcla2.jpg)
Limacia clavigera on ascidian siphon.
Copyright: Jim Anderson
![[kwilkinson20110324]: An orange-clubbed sea slug.](/assets/images/marlin/species/web/o_kwilkinson20110324.jpg)
An orange-clubbed sea slug.
Copyright: Kristie Wilkinson
![[litlit5]: <i>Littorina littorea</i> in a rock crevice.](/assets/images/marlin/species/web/o_litlit5.jpg)
Littorina littorea in a rock crevice.
Copyright: Dr Keith Hiscock
![[litlit6]: <i>Littorina littorea</i> showing its withdrawn operculum.](/assets/images/marlin/species/web/o_litlit6.jpg)
Littorina littorea showing its withdrawn operculum.
Copyright: Judith Oakley
![[litlit3]: Edible periwinkle <i>Littorina littorea</i> on sheltered vertical rock at Millport, Firth of Clyde.](/assets/images/marlin/species/web/o_litlit3.jpg)
Edible periwinkle Littorina littorea on sheltered vertical rock at Millport, Firth of Clyde.
Copyright: Dr Keith Hiscock
![[litlit7]: Lone <i>Littorina littorea</i> viewed from above.](/assets/images/marlin/species/web/o_litlit7.jpg)
Lone Littorina littorea viewed from above.
Copyright: Judith Oakley
![[litlit2]: Three <i>Littorina littorea</i> on intertidal rock with limpets, barnacles and weed.](/assets/images/marlin/species/web/o_litlit2.jpg)
Three Littorina littorea on intertidal rock with limpets, barnacles and weed.
Copyright: Dr Keith Hiscock
![[litlit4]: Three <i>Littorina littorea</i> on rock under water at high tide.](/assets/images/marlin/species/web/o_litlit4.jpg)
Three Littorina littorea on rock under water at high tide.
Copyright: Dr Keith Hiscock
![[litobt]: <i>Littorina obtusata</i>.](/assets/images/marlin/species/web/o_litobt.jpg)
Littorina obtusata.
Copyright: Peter Barfield
![[litobt5]: <i>Littorina obtusata</i> on <i>Fucus</i> sp.](/assets/images/marlin/species/web/o_litobt5.jpg)
Littorina obtusata on Fucus sp.
Copyright: Dr Charlotte Marshall
![[litobt4]: <i>Littorina obtusata</i>.](/assets/images/marlin/species/web/o_litobt4.jpg)
Littorina obtusata.
Copyright: Sue Scott
![[litobt2]: Collection of <i>Littorina obtusata</i> shells.](/assets/images/marlin/species/web/o_litobt2.jpg)
Collection of Littorina obtusata shells.
Copyright: Sue Daly
![[litobt8]: Eggs of <i>Littorina obtusata</i>.](/assets/images/marlin/species/web/o_litobt8.jpg)
Eggs of Littorina obtusata.
Copyright: Judith Oakley
![[litobt7]: Young <i>Littorina obtusata</i> with a distinctly banded shell.](/assets/images/marlin/species/web/o_litobt7.jpg)
Young Littorina obtusata with a distinctly banded shell.
Copyright: Dr Keith Hiscock
![[litsax]: <i>Littorina saxatilis</i>, rough periwinkles amongst barnacles, <i>Semibalanus balanoides</i>.](/assets/images/marlin/species/web/o_litsax.jpg)
Littorina saxatilis, rough periwinkles amongst barnacles, Semibalanus balanoides.
Copyright: Sue Scott
![[litsax4]: <i>Littorina saxatilis</i> individuals in the gap between two rocks.](/assets/images/marlin/species/web/o_litsax4.jpg)
Littorina saxatilis individuals in the gap between two rocks.
Copyright: Judith Oakley
![[litsax2]: Lone <i>Littorina saxatilis</i> individual on a boulder.](/assets/images/marlin/species/web/o_litsax2.jpg)
Lone Littorina saxatilis individual on a boulder.
Copyright: Judith Oakley
![[litsax3]: Lone upturned <i>Littorina saxatilis</i> individual on a boulder](/assets/images/marlin/species/web/o_litsax3.jpg)
Lone upturned Littorina saxatilis individual on a boulder
Copyright: Judith Oakley
![[marhel]: The pearl top shell <i>Margarites helicinus</i>.](/assets/images/marlin/species/web/o_marhel.jpg)
The pearl top shell Margarites helicinus.
Copyright: Erling Svensen
![[marhel2]: <i>Margarites helicinus</i> with eggs.](/assets/images/marlin/species/web/o_marhel2.jpg)
Margarites helicinus with eggs.
Copyright: Erling Svensen
![[melner2]: <i>Melarhaphe neritoides</i> in high shore crevice.](/assets/images/marlin/species/web/o_melner2.jpg)
Melarhaphe neritoides in high shore crevice.
Copyright: Dr Keith Hiscock
![[KHiscock_Microchlamylla gracilis2_Firestone_2021-11-03]: The slender sea slug <em>Microchlamylla gracilis</em>](/assets/images/marlin/species/web/o_KHiscock_Microchlamylla gracilis2_Firestone_2021-11-03.jpg)
The slender sea slug Microchlamylla gracilis
Copyright: Dr Keith Hiscock
![[nepant]: <i>Neptunea antiqua</i>.](/assets/images/marlin/species/web/o_nepant.jpg)
Neptunea antiqua.
Copyright: Scottish Natural Heritage (SNH)
![[nuclap]: Group of <i>Nucella lapillus</i> and eggs on an overhang (the photograph is upside-down to aid identification).](/assets/images/marlin/species/web/o_nuclap.jpg)
Group of Nucella lapillus and eggs on an overhang (the photograph is upside-down to aid identification).
Copyright: Judith Oakley
![[nuclap2]: <i>Nucella lapillus</i> with black and white stripes.](/assets/images/marlin/species/web/o_nuclap2.jpg)
Nucella lapillus with black and white stripes.
Copyright: Sue Daly
![[nuclap4]: <i>Nucella lapillus</i> with egg capsules.](/assets/images/marlin/species/web/o_nuclap4.jpg)
Nucella lapillus with egg capsules.
Copyright: Dr Keith Hiscock
![[nuclap9]: <i>Nucella lapilus</i> on a rock.](/assets/images/marlin/species/web/o_nuclap9.jpg)
Nucella lapilus on a rock.
Copyright: Judith Oakley
![[nuclap8]: <i>Nucella lapilus</i> under an overhang.](/assets/images/marlin/species/web/o_nuclap8.jpg)
Nucella lapilus under an overhang.
Copyright: Judith Oakley
![[nuclap6]: Bright orange <i>Nucella lapilus</i>.](/assets/images/marlin/species/web/o_nuclap6.jpg)
Bright orange Nucella lapilus.
Copyright: Judith Oakley
![[bseeley20120812]: Brown and white striped <i>Nucella lapillus</i> on barnacles](/assets/images/marlin/species/web/o_bseeley20120812.jpg)
Brown and white striped Nucella lapillus on barnacles
Copyright: Becky Seeley
![[nuclap10]: Brown and white striped juvenile <i>Nucella lapilus</i>.](/assets/images/marlin/species/web/o_nuclap10.jpg)
Brown and white striped juvenile Nucella lapilus.
Copyright: Judith Oakley
![[nuclap7]: Close up view of <i>Nucella lapilus</i> and their eggs.](/assets/images/marlin/species/web/o_nuclap7.jpg)
Close up view of Nucella lapilus and their eggs.
Copyright: Judith Oakley
![[nuclap3]: Dogwhelk on rock. Photo taken underwater.](/assets/images/marlin/species/web/o_nuclap3.jpg)
Dogwhelk on rock. Photo taken underwater.
Copyright: Sue Daly
![[nuclap5]: The dog whelk <i>Nucella lapillus</i>, highlighting colour variation.](/assets/images/marlin/species/web/o_nuclap5.jpg)
The dog whelk Nucella lapillus, highlighting colour variation.
Copyright: Judith Oakley
![[dfenwick20051006_4]: Live oyster drill](/assets/images/marlin/species/web/o_dfenwick20051006_4.jpg)
Live oyster drill
Copyright: David Fenwick Snr.
![[oceeri]: <i>Ocenebra erinacea</i> with egg capsules.](/assets/images/marlin/species/web/o_oceeri.jpg)
Ocenebra erinacea with egg capsules.
Copyright: Dr Keith Hiscock
![[dfenwick20090206_10]: Aperture and ventral side of oyster drill shell](/assets/images/marlin/species/web/o_dfenwick20090206_10.jpg)
Aperture and ventral side of oyster drill shell
Copyright: David Fenwick Snr.
![[dfenwick20060429_2]: Egg sacs containing eggs of oyster drills](/assets/images/marlin/species/web/o_dfenwick20060429_2.jpg)
Egg sacs containing eggs of oyster drills
Copyright: David Fenwick Snr.
![[dfenwick20051006_2]: Live oyster drill](/assets/images/marlin/species/web/o_dfenwick20051006_2.jpg)
Live oyster drill
Copyright: David Fenwick Snr.
![[dfenwick20090206_9]: Right side of oyster drill shell](/assets/images/marlin/species/web/o_dfenwick20090206_9.jpg)
Right side of oyster drill shell
Copyright: David Fenwick Snr.
![[dfenwick20060429_1]: Two oyster drills with cluster of egg sacs](/assets/images/marlin/species/web/o_dfenwick20060429_1.jpg)
Two oyster drills with cluster of egg sacs
Copyright: David Fenwick Snr.
![[oceeri2]: Underside of <i>Ocenebra erinacea</i>.](/assets/images/marlin/species/web/o_oceeri2.jpg)
Underside of Ocenebra erinacea.
Copyright: Judith Oakley
![[okeele]: <i>Okenia elegans</i>](/assets/images/marlin/species/web/o_okeele.jpg)
Okenia elegans
Copyright: Paul Naylor
![[khiscock20080415]: A front view of the yellow skirt slug](/assets/images/marlin/species/web/o_khiscock20080415.jpg)
A front view of the yellow skirt slug
Copyright: Dr Keith Hiscock
![[onccel]: The celtic sea slug <i>Onchidella celtica</i>.](/assets/images/marlin/species/web/o_onccel.jpg)
The celtic sea slug Onchidella celtica.
Copyright: Peter Barfield
![[fcrouch20100811_10]: <i>Onchidella celtica</i>](/assets/images/marlin/species/web/o_fcrouch20100811_10.jpg)
Onchidella celtica
Copyright: Fiona Crouch
![[fcrouch20100811_11]: <i>Onchidella celtica</i> besides a limpet and barnacles.](/assets/images/marlin/species/web/o_fcrouch20100811_11.jpg)
Onchidella celtica besides a limpet and barnacles.
Copyright: Fiona Crouch
![[onccel2]: A pair of mating <i>Onchidella celtica</i>.](/assets/images/marlin/species/web/o_onccel2.jpg)
A pair of mating Onchidella celtica.
Copyright: Peter Barfield
![[bseeley20120812_1]: Anterior view of a Celtic sea slug <i>Onchidella celtica</i> on <i> Mytilus edulis</i>](/assets/images/marlin/species/web/o_bseeley20120812_1.jpg)
Anterior view of a Celtic sea slug Onchidella celtica on Mytilus edulis
Copyright: Becky Seeley
![[oncbil]: <i>Onchidoris bilamellata</i>.](/assets/images/marlin/species/web/o_oncbil.jpg)
Onchidoris bilamellata.
Copyright: Jim Anderson
![[jkakkonen20100310_2]: <i>Onchidoris bilamellata</i> in fucoid zone.](/assets/images/marlin/species/web/o_jkakkonen20100310_2.jpg)
Onchidoris bilamellata in fucoid zone.
Copyright: Jenni Kakkonen
![[pnewland20110119_1]: <i>Onchidoris bilamellata</i> on muddy silt substratum.](/assets/images/marlin/species/web/o_pnewland20110119_1.jpg)
Onchidoris bilamellata on muddy silt substratum.
Copyright: Paul Newland
![[oncbil2]: <i>Onchidoris bilamellata</i> spawn.](/assets/images/marlin/species/web/o_oncbil2.jpg)
Onchidoris bilamellata spawn.
Copyright: Jim Anderson
![[pnewland20110119]: A group of <i>Onchidoris bilamellata</i>.](/assets/images/marlin/species/web/o_pnewland20110119.jpg)
A group of Onchidoris bilamellata.
Copyright: Paul Newland
![[glang20110119]: An <i>Onchidoris bilamellata</i> aggregation.](/assets/images/marlin/species/web/o_glang20110119.jpg)
An Onchidoris bilamellata aggregation.
Copyright: Gordon Lang
![[glang20110119_1]: An <i>Onchidoris bilamellata</i> aggregation.](/assets/images/marlin/species/web/o_glang20110119_1.jpg)
An Onchidoris bilamellata aggregation.
Copyright: Gordon Lang
![[oncmur]: <i>Onchidoris muricata</i>.](/assets/images/marlin/species/web/o_oncmur.jpg)
Onchidoris muricata.
Copyright: Jim Anderson
![[oncmur2]: Dorsal view of <i>Onchidoris muricata</i>.](/assets/images/marlin/species/web/o_oncmur2.jpg)
Dorsal view of Onchidoris muricata.
Copyright: Jim Anderson
![[otiova]: <i>Otina ovata</i> on a rock covered by the barnacle <i>Semibalanus balanoides</i>.](/assets/images/marlin/species/web/o_otiova.jpg)
Otina ovata on a rock covered by the barnacle Semibalanus balanoides.
Copyright: Peter Barfield
![[palnot]: <i>Palio nothus</i> on the seabed.](/assets/images/marlin/species/web/o_palnot.jpg)
Palio nothus on the seabed.
Copyright: Ruth Memmott
![[palnot2]: Curled up <i>Palio nothus</i>.](/assets/images/marlin/species/web/o_palnot2.jpg)
Curled up Palio nothus.
Copyright: Ruth Memmott
![[pallit]: Three live shells and one empty one of <i>Paludinella globularis</i>.](/assets/images/marlin/species/web/o_pallit.jpg)
Three live shells and one empty one of Paludinella globularis.
Copyright: Dennis R. Seaward
![[pallit2]: One animal crawling. Eyes showing in centre of lobed tentacles.](/assets/images/marlin/species/web/o_pallit2.jpg)
One animal crawling. Eyes showing in centre of lobed tentacles.
Copyright: Dennis R. Seaward
![[patdep]: The limpet <i>Patella depressa</i>.](/assets/images/marlin/species/web/o_patdep.jpg)
The limpet Patella depressa.
Copyright: MarClim
![[patdep2]: <i>Patella depressa</i> with a greenish tint.](/assets/images/marlin/species/web/o_patdep2.jpg)
Patella depressa with a greenish tint.
Copyright: Judith Oakley
![[helpel]: <i>Patella pellucida</i> on kelp blade.](/assets/images/marlin/species/web/o_helpel.jpg)
Patella pellucida on kelp blade.
Copyright: Marine Biological Association of the UK (MBA)
![[helpel6]: <i>Patella pellucida</i> in Doune.](/assets/images/marlin/species/web/o_helpel6.jpg)
Patella pellucida in Doune.
Copyright: Fiona Crouch
![[helpel4]: <i>Patella pellucida</i> on <i>Laminaria ochroleuca</i>.](/assets/images/marlin/species/web/o_helpel4.jpg)
Patella pellucida on Laminaria ochroleuca.
Copyright: Dr Keith Hiscock
![[helpel3]: <i>Patella pellucida</i> on a blade of kelp.](/assets/images/marlin/species/web/o_helpel3.jpg)
Patella pellucida on a blade of kelp.
Copyright: Peter Barfield
![[helpel8]: <i>Patella pellucida</i> on kelp showing its grazing trails.](/assets/images/marlin/species/web/o_helpel8.jpg)
Patella pellucida on kelp showing its grazing trails.
Copyright: Judith Oakley
![[helpel9]: <i>Patella pellucida</i> on some damaged kelp.](/assets/images/marlin/species/web/o_helpel9.jpg)
Patella pellucida on some damaged kelp.
Copyright: Judith Oakley
![[helpel5]: <i>Patella pellucida</i> on some kelp.](/assets/images/marlin/species/web/o_helpel5.jpg)
Patella pellucida on some kelp.
Copyright: Dr Keith Hiscock
![[helpel7]: Four <i>Patella pellucida</i> on kelp.](/assets/images/marlin/species/web/o_helpel7.jpg)
Four Patella pellucida on kelp.
Copyright: Judith Oakley
![[dfenwick20060128_1]: Shell of the china limpet on rocky shore](/assets/images/marlin/species/web/o_dfenwick20060128_1.jpg)
Shell of the china limpet on rocky shore
Copyright: David Fenwick Snr.
![[dfenwick20090228_2]: Barnacle-covered shell of the china limpet on rocky shore](/assets/images/marlin/species/web/o_dfenwick20090228_2.jpg)
Barnacle-covered shell of the china limpet on rocky shore
Copyright: David Fenwick Snr.
![[patuly]: Foot and underside of <i>Patella ulyssiponensis</i>.](/assets/images/marlin/species/web/o_patuly.jpg)
Foot and underside of Patella ulyssiponensis.
Copyright: MarClim
![[dfenwick20060302_1]: Inside of china limpet shell showing foot and mouth](/assets/images/marlin/species/web/o_dfenwick20060302_1.jpg)
Inside of china limpet shell showing foot and mouth
Copyright: David Fenwick Snr.
![[dfenwick20060128_2]: Inside of china limpet shell with animal removed](/assets/images/marlin/species/web/o_dfenwick20060128_2.jpg)
Inside of china limpet shell with animal removed
Copyright: David Fenwick Snr.
![[patvul]: <i>Patella vulgata</i> on rock.](/assets/images/marlin/species/web/o_patvul.jpg)
Patella vulgata on rock.
Copyright: Dr Keith Hiscock
![[patvul3]: <i>Patella vulgata</i> showing its muscular foot while being grasped by a dog whelk.](/assets/images/marlin/species/web/o_patvul3.jpg)
Patella vulgata showing its muscular foot while being grasped by a dog whelk.
Copyright: Judith Oakley
![[patvul2]: A gathering of <i>Patella vulgata</i>.](/assets/images/marlin/species/web/o_patvul2.jpg)
A gathering of Patella vulgata.
Copyright: Peter Barfield
![[patvul4]: Four <i>Patella vulgata</i> individuals.](/assets/images/marlin/species/web/o_patvul4.jpg)
Four Patella vulgata individuals.
Copyright: Judith Oakley
![[pnewland-20120303patellavulgata]: Patella vulgata</i> on the move; showing the muscular foot and fringing pallial tentacles](/assets/images/marlin/species/web/o_pnewland-20120303patellavulgata.jpg)
Patella vulgata on the move; showing the muscular foot and fringing pallial tentacles
Copyright: Paul Newland
![[phiape]: <i>Philine aperta</i> on sediment surface.](/assets/images/marlin/species/web/o_phiape.jpg)
Philine aperta on sediment surface.
Copyright: Dr Keith Hiscock
![[phiape2]: Group of <i>Philine aperta</i> on the sediment surface.](/assets/images/marlin/species/web/o_phiape2.jpg)
Group of Philine aperta on the sediment surface.
Copyright: Dr Keith Hiscock
![[pnewland20090523]: The lobe shell <i>Philine aperta</i> in sandy substrate.](/assets/images/marlin/species/web/o_pnewland20090523.jpg)
The lobe shell Philine aperta in sandy substrate.
Copyright: Paul Newland
![[pnewland20090521]: The lobe shell <i>Philine aperta</i>, partly buried in sand.](/assets/images/marlin/species/web/o_pnewland20090521.jpg)
The lobe shell Philine aperta, partly buried in sand.
Copyright: Paul Newland
![[osilin]: <i>Phorcus lineatus</i> on intertidal rock.](/assets/images/marlin/species/web/o_osilin.jpg)
Phorcus lineatus on intertidal rock.
Copyright: Dr Keith Hiscock
![[osilin6]: <i>Phorcus lineatus</i> on a barnacle covered rock.](/assets/images/marlin/species/web/o_osilin6.jpg)
Phorcus lineatus on a barnacle covered rock.
Copyright: Peter Barfield
![[osilin9]: <i>Phorcus lineatus</i> on a barnacle covered rock.](/assets/images/marlin/species/web/o_osilin9.jpg)
Phorcus lineatus on a barnacle covered rock.
Copyright: Judith Oakley
![[osilin8]: <i>Phorcus lineatus</i> on a rock.](/assets/images/marlin/species/web/o_osilin8.jpg)
Phorcus lineatus on a rock.
Copyright: Dr Keith Hiscock
![[osilin7]: <i>Phorcus lineatus</i> upturned on a rock.](/assets/images/marlin/species/web/o_osilin7.jpg)
Phorcus lineatus upturned on a rock.
Copyright: Peter Barfield
![[osilin4]: Close up view of aperture.](/assets/images/marlin/species/web/o_osilin4.jpg)
Close up view of aperture.
Copyright: Dr Keith Hiscock
![[osilin10]: Dull-coloured <i>Phorcus lineatus</i> on a rocky shore.](/assets/images/marlin/species/web/o_osilin10.jpg)
Dull-coloured Phorcus lineatus on a rocky shore.
Copyright: Judith Oakley
![[osilin3]: Group of <i>Phorcus lineatus</i> on emmersed mid shore rock.](/assets/images/marlin/species/web/o_osilin3.jpg)
Group of Phorcus lineatus on emmersed mid shore rock.
Copyright: Dr Harvey Tyler-Walters
![[osilin2]: Two <i>Phorcus lineatus</i> on rock.](/assets/images/marlin/species/web/o_osilin2.jpg)
Two Phorcus lineatus on rock.
Copyright: Dr Keith Hiscock
![[plemem]: <i>Pleurobranchus membranaceus</i> at Lyme Bay.](/assets/images/marlin/species/web/o_plemem.jpg)
Pleurobranchus membranaceus at Lyme Bay.
Copyright: Mike Markey
![[plemem2]: <i>Pleurobranchus membranaceus</i> with eggs, Lyme Bay.](/assets/images/marlin/species/web/o_plemem2.jpg)
Pleurobranchus membranaceus with eggs, Lyme Bay.
Copyright: Mike Markey
![[greele]: <i>Polycera elegans</i> on bryozoan.](/assets/images/marlin/species/web/o_greele.jpg)
Polycera elegans on bryozoan.
Copyright: Dr Keith Hiscock
![[greele2]: <i>Polycera elegans</i>.](/assets/images/marlin/species/web/o_greele2.jpg)
Polycera elegans.
Copyright: Dr Keith Hiscock
![[pnewland20090714]: Closeup of <i>Polycera faeroensis</i>.](/assets/images/marlin/species/web/o_pnewland20090714.jpg)
Closeup of Polycera faeroensis.
Copyright: Paul Newland
![[polfae]: <i>Polycera faeroensis</i>, two individuals seen at Lundy.](/assets/images/marlin/species/web/o_polfae.jpg)
Polycera faeroensis, two individuals seen at Lundy.
Copyright: Dr Keith Hiscock
![[sdaly20100810_6]: <i>Polycera faeroensis</i> on red algae](/assets/images/marlin/species/web/o_sdaly20100810_6.jpg)
Polycera faeroensis on red algae
Copyright: Sue Daly
![[polfae4]: Mating couple of <i>Polycera faeroensis</i>.](/assets/images/marlin/species/web/o_polfae4.jpg)
Mating couple of Polycera faeroensis.
Copyright: Fiona Crouch
![[polqua]: <i>Polycera quadrilineata</i>.](/assets/images/marlin/species/web/o_polqua.jpg)
Polycera quadrilineata.
Copyright: Jim Anderson
![[polqua4]: <i>Polycera quadrilineata</i> against a black background.](/assets/images/marlin/species/web/o_polqua4.jpg)
Polycera quadrilineata against a black background.
Copyright: Fiona Crouch
![[polqua3]: <i>Polycera quadrilineata</i> on a black background.](/assets/images/marlin/species/web/o_polqua3.jpg)
Polycera quadrilineata on a black background.
Copyright: Dr Hilmar Hinz
![[polqua2]: Two <i>Polycera quadrilineata</i> feeding on <i>Membranipora membranacea</i>.](/assets/images/marlin/species/web/o_polqua2.jpg)
Two Polycera quadrilineata feeding on Membranipora membranacea.
Copyright: Jim Anderson
![[dfenwick20090426_1]: Aperture and spire of the common spire shell](/assets/images/marlin/species/web/o_dfenwick20090426_1.jpg)
Aperture and spire of the common spire shell
Copyright: David Fenwick Snr.
![[dfenwick20090426_2]: Right side of common spire shell](/assets/images/marlin/species/web/o_dfenwick20090426_2.jpg)
Right side of common spire shell
Copyright: David Fenwick Snr.
![[rosrub]: <i>Rostanga rubra</i>.](/assets/images/marlin/species/web/o_rosrub.jpg)
Rostanga rubra.
Copyright: Judith Oakley
![[rosrub2]: <i>Rostanga rubra</i> at Scapa Flow, Orkneys.](/assets/images/marlin/species/web/o_rosrub2.jpg)
Rostanga rubra at Scapa Flow, Orkneys.
Copyright: Robert Keen
![[runcor]: <i>Runcina coronata</i> in a rockpool.](/assets/images/marlin/species/web/o_runcor.jpg)
Runcina coronata in a rockpool.
Copyright: Judith Oakley
![[simpat]: The carnivorous snail <i>Simnia patula</i>.](/assets/images/marlin/species/web/o_simpat.jpg)
The carnivorous snail Simnia patula.
Copyright: Dr Keith Hiscock
![[simpat4]: <i>Simnia patula</i> on <i>Alcyonium digitatum</i>.](/assets/images/marlin/species/web/o_simpat4.jpg)
Simnia patula on Alcyonium digitatum.
Copyright: Dr Keith Hiscock
![[simpat3]: <i>Simnia patula</i> on <i>Eunicella verrucosa</i> at Lundy.](/assets/images/marlin/species/web/o_simpat3.jpg)
Simnia patula on Eunicella verrucosa at Lundy.
Copyright: Dr Keith Hiscock
![[simpat5]: <i>Simnia patula</i> on its prey - close up view.](/assets/images/marlin/species/web/o_simpat5.jpg)
Simnia patula on its prey - close up view.
Copyright: Fiona Crouch
![[simpat6]: <i>Simnia patula</i> on its prey.](/assets/images/marlin/species/web/o_simpat6.jpg)
Simnia patula on its prey.
Copyright: Fiona Crouch
![[djones20110729_1]: <i>Simnia patula</i> on white sea fan](/assets/images/marlin/species/web/o_djones20110729_1.jpg)
Simnia patula on white sea fan
Copyright: Dylan Jones
![[simpat2]: The carnivorous snail <i>Simnia patula</i> with its eggs on its prey, <i>Alcyonium digitatum</i>.](/assets/images/marlin/species/web/o_simpat2.jpg)
The carnivorous snail Simnia patula with its eggs on its prey, Alcyonium digitatum.
Copyright: Dr Keith Hiscock
![[gibcin]: <i>Gibbula cineraria</i>, the grey top shell.](/assets/images/marlin/species/web/o_gibcin.jpg)
Gibbula cineraria, the grey top shell.
Copyright: Sue Daly
![[tpearman20110401]: Grey top shell <i>Gibbula cineraria</i> showing operculum](/assets/images/marlin/species/web/o_tpearman20110401.jpg)
Grey top shell Gibbula cineraria showing operculum
Copyright: Tabitha Pearman
![[gibumb]: <i>Gibbula umbilicalis</i>, flat top shell.](/assets/images/marlin/species/web/o_gibumb.jpg)
Gibbula umbilicalis, flat top shell.
Copyright: Dr Keith Hiscock
![[gibumb8]: Lone <i>Gibbula umbilicalis</i> on a rock.](/assets/images/marlin/species/web/o_gibumb8.jpg)
Lone Gibbula umbilicalis on a rock.
Copyright: Judith Oakley
![[gibumb3]: The topshell <i>Gibbula umbilicalis</i> amongst dog whelks.](/assets/images/marlin/species/web/o_gibumb3.jpg)
The topshell Gibbula umbilicalis amongst dog whelks.
Copyright: Peter Barfield
![[gibumb5]: The topshell <i>Gibbula umbilicalis</i> upturned on a rock showing its operculum.](/assets/images/marlin/species/web/o_gibumb5.jpg)
The topshell Gibbula umbilicalis upturned on a rock showing its operculum.
Copyright: Peter Barfield
![[gibumb4]: The topshell <i>Gibbula umbilicalis</i> upturned on a rock.](/assets/images/marlin/species/web/o_gibumb4.jpg)
The topshell Gibbula umbilicalis upturned on a rock.
Copyright: Peter Barfield
![[gibumb7]: Three mature <i>Gibbula umbilicalis</i> individuals.](/assets/images/marlin/species/web/o_gibumb7.jpg)
Three mature Gibbula umbilicalis individuals.
Copyright: Judith Oakley
![[gibumb6]: Underside of <i>Gibbula umbilicalis</i> showing the operculum.](/assets/images/marlin/species/web/o_gibumb6.jpg)
Underside of Gibbula umbilicalis showing the operculum.
Copyright: Judith Oakley
![[gibumb9]: Varying forms of <i>Gibbula umbilicalis</i> - view 1.](/assets/images/marlin/species/web/o_gibumb9.jpg)
Varying forms of Gibbula umbilicalis - view 1.
Copyright: Judith Oakley
![[gibumb10]: Varying forms of <i>Gibbula umbilicalis</i> - view 2.](/assets/images/marlin/species/web/o_gibumb10.jpg)
Varying forms of Gibbula umbilicalis - view 2.
Copyright: Judith Oakley
![[tenads]: <i>Tenellia adspersa</i> crawling on <i>Ruppia</i> with the mollusc <i>Rissoa membranacea</i>.](/assets/images/marlin/species/web/o_tenads.jpg)
Tenellia adspersa crawling on Ruppia with the mollusc Rissoa membranacea.
Copyright: Dennis R. Seaward
![[tenads2]: <i>Tenellia adspersa</i>](/assets/images/marlin/species/web/o_tenads2.jpg)
Tenellia adspersa
Copyright: Dennis R. Seaward
![[tenads3]: Two animals crawling on <i> Zostera</i> and <i>Obelia</i>.](/assets/images/marlin/species/web/o_tenads3.jpg)
Two animals crawling on Zostera and Obelia.
Copyright: Dennis R. Seaward
![[tectes]: The limpet <i>Tectura testudinalis</i>.](/assets/images/marlin/species/web/o_tectes.jpg)
The limpet Tectura testudinalis.
Copyright: MarClim
![[tectes5]: <i>Tectura testudinalis</i> on a barnacle covered rock.](/assets/images/marlin/species/web/o_tectes5.jpg)
Tectura testudinalis on a barnacle covered rock.
Copyright: Dr Keith Hiscock
![[tectes4]: <i>Tectura testudinalis</i> on a rock.](/assets/images/marlin/species/web/o_tectes4.jpg)
Tectura testudinalis on a rock.
Copyright: Dr Keith Hiscock
![[tectes2]: Common tortoiseshell limpet on stones at low water in Scotland.](/assets/images/marlin/species/web/o_tectes2.jpg)
Common tortoiseshell limpet on stones at low water in Scotland.
Copyright: Dr Keith Hiscock
![[tectes3]: Tortoiseshell limpet, <i>Tectura testudinalis</i>.](/assets/images/marlin/species/web/o_tectes3.jpg)
Tortoiseshell limpet, Tectura testudinalis.
Copyright: Dr Keith Hiscock
![[tramac]: The rare sea slug <i>Trapania maculata</i>.](/assets/images/marlin/species/web/o_tramac.jpg)
The rare sea slug Trapania maculata.
Copyright: Rob Spray and Dawn Watson
![[dfenwick20040105_11]: Aperture and ventral side of pheasant shell](/assets/images/marlin/species/web/o_dfenwick20040105_11.jpg)
Aperture and ventral side of pheasant shell
Copyright: David Fenwick Snr.
![[dfenwick20040105_12]: Right side of pheasant shell](/assets/images/marlin/species/web/o_dfenwick20040105_12.jpg)
Right side of pheasant shell
Copyright: David Fenwick Snr.
![[dfenwick20040105_10]: Three pheasant shells, showing diversity in colour](/assets/images/marlin/species/web/o_dfenwick20040105_10.jpg)
Three pheasant shells, showing diversity in colour
Copyright: David Fenwick Snr.
![[nasinc2]: Four brownish <i>Tritia incrassata</i> individuals.](/assets/images/marlin/species/web/o_nasinc2.jpg)
Four brownish Tritia incrassata individuals.
Copyright: Dr Keith Hiscock
![[nasinc]: Bright pink <i>Tritia incrassata</i>.](/assets/images/marlin/species/web/o_nasinc.jpg)
Bright pink Tritia incrassata.
Copyright: Dr Keith Hiscock
![[pnewland20090622_3]: A mobile netted dog whelk displaying siphon and tentacles.](/assets/images/marlin/species/web/o_pnewland20090622_3.jpg)
A mobile netted dog whelk displaying siphon and tentacles.
Copyright: Paul Newland
![[khiscock20070824]: <i>Tritia reticulata</i> on gravel.](/assets/images/marlin/species/web/o_khiscock20070824.jpg)
Tritia reticulata on gravel.
Copyright: Dr Keith Hiscock
![[hininc2]: <i>Tritia reticulata</i> with eggs at 40 m depth.](/assets/images/marlin/species/web/o_hininc2.jpg)
Tritia reticulata with eggs at 40 m depth.
Copyright: Dr Keith Hiscock
![[pnewland20090523_6]: A swarm of netted dog whelks feeding on a dead spider crab.](/assets/images/marlin/species/web/o_pnewland20090523_6.jpg)
A swarm of netted dog whelks feeding on a dead spider crab.
Copyright: Paul Newland
![[dfenwick20090206_4]: Aperture of the netted dog whelk](/assets/images/marlin/species/web/o_dfenwick20090206_4.jpg)
Aperture of the netted dog whelk
Copyright: David Fenwick Snr.
![[dfenwick20090410_1]: Egg case of netted dog whelk showing individual eggs inside](/assets/images/marlin/species/web/o_dfenwick20090410_1.jpg)
Egg case of netted dog whelk showing individual eggs inside
Copyright: David Fenwick Snr.
![[dfenwick20090223_1]: Egg cases of netted dog whelk on intertidal rock](/assets/images/marlin/species/web/o_dfenwick20090223_1.jpg)
Egg cases of netted dog whelk on intertidal rock
Copyright: David Fenwick Snr.
![[hinret_eggs]: Flat, vase-shaped egg capsules of <i>Tritia reticulata</i>.](/assets/images/marlin/species/web/o_hinret_eggs.jpg)
Flat, vase-shaped egg capsules of Tritia reticulata.
Copyright: Judith Oakley
![[dfenwick20050919_1]: Netted dog whelk on intertidal rock](/assets/images/marlin/species/web/o_dfenwick20050919_1.jpg)
Netted dog whelk on intertidal rock
Copyright: David Fenwick Snr.
![[dfenwick20090206_3]: Shell of the netted dog whelk](/assets/images/marlin/species/web/o_dfenwick20090206_3.jpg)
Shell of the netted dog whelk
Copyright: David Fenwick Snr.
![[dfenwick20090206_8]: Shell of the netted dog whelk](/assets/images/marlin/species/web/o_dfenwick20090206_8.jpg)
Shell of the netted dog whelk
Copyright: David Fenwick Snr.
![[tpearman-nassarius-reticulatus3-2013-03-10]: The netted whelk on sediment.](/assets/images/marlin/species/web/o_tpearman-nassarius-reticulatus3-2013-03-10.jpg)
The netted whelk on sediment.
Copyright: Tabitha Pearman
![[hininc]: The thick-lipped dog whelk <i>Tritia reticulata</i>.](/assets/images/marlin/species/web/o_hininc.jpg)
The thick-lipped dog whelk Tritia reticulata.
Copyright: Dr Keith Hiscock
![[trihom]: <i>Tritonia hombergi</i> with eggs.](/assets/images/marlin/species/web/o_trihom.jpg)
Tritonia hombergi with eggs.
Copyright: Sue Scott
![[trihom4]: <i>Tritonia hombergi</i> amongst brittle stars.](/assets/images/marlin/species/web/o_trihom4.jpg)
Tritonia hombergi amongst brittle stars.
Copyright: Paul Naylor
![[trihom5]: <i>Tritonia hombergi</i> at Morris Rogue reef near Torbay, at 12 m depth.](/assets/images/marlin/species/web/o_trihom5.jpg)
Tritonia hombergi at Morris Rogue reef near Torbay, at 12 m depth.
Copyright: Paul Newland
![[trihom6]: <i>Tritonia hombergi</i> at Tucker Rock near Torbay, at 13 m depth.](/assets/images/marlin/species/web/o_trihom6.jpg)
Tritonia hombergi at Tucker Rock near Torbay, at 13 m depth.
Copyright: Paul Newland
![[trihom7]: Sea slug egg mass, probably of <i>Tritonia hombergi</i>.](/assets/images/marlin/species/web/o_trihom7.jpg)
Sea slug egg mass, probably of Tritonia hombergi.
Copyright: Paul Newland
![[trihom2]: Small <i>Tritonia hombergi</i> feeding on dead man's fingers <i>Alcyonium digitatum</i>.](/assets/images/marlin/species/web/o_trihom2.jpg)
Small Tritonia hombergi feeding on dead man's fingers Alcyonium digitatum.
Copyright: Dr Keith Hiscock
![[triarc]: The Arctic cowrie <i>Trivia arctica</i>.](/assets/images/marlin/species/web/o_triarc.jpg)
The Arctic cowrie Trivia arctica.
Copyright: Sue Scott
![[triarc3]: <i>Trivia arctica</i> at Firestone Bay, Plymouth Sound.](/assets/images/marlin/species/web/o_triarc3.jpg)
Trivia arctica at Firestone Bay, Plymouth Sound.
Copyright: Dr Keith Hiscock
![[triarc4]: <i>Trivia arctica</i> in the intertidal.](/assets/images/marlin/species/web/o_triarc4.jpg)
Trivia arctica in the intertidal.
Copyright: Dr Keith Hiscock
![[triarc2]: Arctic cowrie.](/assets/images/marlin/species/web/o_triarc2.jpg)
Arctic cowrie.
Copyright: Judith Oakley
![[trimon]: <i>Trivia monacha</i> at Scapa Flow, Orkneys.](/assets/images/marlin/species/web/o_trimon.jpg)
Trivia monacha at Scapa Flow, Orkneys.
Copyright: Robert Keen
![[trimon2]: <i>Trivia monacha</i> at Scapa Flow, Orkneys.](/assets/images/marlin/species/web/o_trimon2.jpg)
Trivia monacha at Scapa Flow, Orkneys.
Copyright: Robert Keen
![[trimon7]: <i>Trivia monacha</i> grouped together in a crevice.](/assets/images/marlin/species/web/o_trimon7.jpg)
Trivia monacha grouped together in a crevice.
Copyright: Peter Barfield
![[trimon8]: <i>Trivia monacha</i> in a rockpool.](/assets/images/marlin/species/web/o_trimon8.jpg)
Trivia monacha in a rockpool.
Copyright: Judith Oakley
![[trimon5]: <i>Trivia monacha</i> on the Isles of Scilly.](/assets/images/marlin/species/web/o_trimon5.jpg)
Trivia monacha on the Isles of Scilly.
Copyright: Robert Keen
![[trimon6]: <i>Trivia monacha</i> with distinctive yellow mantle.](/assets/images/marlin/species/web/o_trimon6.jpg)
Trivia monacha with distinctive yellow mantle.
Copyright: MarLIN
![[hlatham200xxxxx_3]: Empty shell of the cowrie <i>Trivia monacha</i>.](/assets/images/marlin/species/web/o_hlatham200xxxxx_3.jpg)
Empty shell of the cowrie Trivia monacha.
Copyright: Holly Latham
![[trusub]: One juvenile crawling shell and 5 adults of <i>Truncatella subcylindrica</i>. Also one shell of <i>Paludinella litorina</i>.](/assets/images/marlin/species/web/o_trusub.jpg)
One juvenile crawling shell and 5 adults of Truncatella subcylindrica. Also one shell of Paludinella litorina.
Copyright: Dennis R. Seaward
![[trusub3]: Line drawing of <i>Truncatella subcylindrica</i>.](/assets/images/marlin/species/web/o_trusub3.jpg)
Line drawing of Truncatella subcylindrica.
Copyright: Dr R.S.K. Barnes
![[trusub2]: Two adult <i>Truncatella subcylindrica</i>, one crawling.](/assets/images/marlin/species/web/o_trusub2.jpg)
Two adult Truncatella subcylindrica, one crawling.
Copyright: Dennis R. Seaward
![[turcom]: <i>Turritella communis</i> on sediment.](/assets/images/marlin/species/web/o_turcom.jpg)
Turritella communis on sediment.
Copyright: Dr Keith Hiscock
![[turcom4]: <i>Turritella communis</i> shell lying in sand.](/assets/images/marlin/species/web/o_turcom4.jpg)
Turritella communis shell lying in sand.
Copyright: Dr Keith Hiscock
![[turcom5]: <i>Turritella communis</i> shell on a black background.](/assets/images/marlin/species/web/o_turcom5.jpg)
Turritella communis shell on a black background.
Copyright: Judith Oakley
![[turcom2]: Two <i>Turritella communis</i> on sediment.](/assets/images/marlin/species/web/o_turcom2.jpg)
Two Turritella communis on sediment.
Copyright: Dr Keith Hiscock
Images: 344
