| Acteon tornatilis | Tergipes tergipes | Clione limacina | Geitodoris planata |
| Hermaea bifida (Montagu, 1816) | Okenia elegans | Onchidoris pusilla |
Child taxon/taxa with no image
- Acteonacea
- Aeolidia papillosa
- Aeolidiella alderi
- Aeolidiella glauca
- Aeolidiella sanguinea
- Amphorina farrani (Alder & Hancock, 1844)
- Amphorina pallida (Alder & Hancock, 1842)
- Calma glaucoides
- Caloria elegans
- Carronella pellucida (Alder & Hancock, 1843)
- Catriona gymnota
- Cerberilla bernadetti
- Coryphella borealis
- Coryphella nobilis
- Coryphella parva
- Coryphella salmonacea
- Coryphella verrucosa
- Cumanotus beaumonti
- Cuthona amoena
- Cuthona concinna
- Cuthona genovae
- Cuthona nana
- Cuthona pustulata
- Cuthona rubescens
- Cuthona viridis
- Dicata odhneri
- Edmundsella pedata
- Eubranchus doriae
- Eubranchus doriae
- Eubranchus exiguus
- Eubranchus sp.
- Eubranchus sp.
- Eubranchus tricolor
- Eubranchus tricolor
- Eubranchus vittatus
- Eubranchus vittatus
- Facelina annulicornis
- Facelina auriculata
- Facelina bostoniensis
- Facelina dubia
- Favorinus blianus
- Favorinus branchialis
- Fiona pinnata
- Coryphella browni (Picton, 1980)
- Coryphella lineata (Lovén, 1846)
- Glaucus atlanticus
- Coryphella gracilis (Alder & Hancock, 1844)
- Pruvotfolia pselliotes
- Pseudovermis boadeni
- Pseudovermis papillifera
- Tenellia adspersa
- Trinchesia caerulea (Montagu, 1804)
- Trinchesia foliata (Forbes & Goodsir, 1839)
- Aplysiacea
- Akera bullata
- Aplysia depilans
- Aplysia fasciata
- Aplysia parvula
- Aplysia punctata
- Arminacea
- Armina loveni
- Bullacea
- Haminoea hydatis
- Haminoea navicula
- Clionacea
- Cephalobrachia bonnevii
- Cephalobrachia macrochaeta
- Cliopsis krohni
- Crucibranchaea macrochira
- Crucibranchaea michaelsarsi
- Fowlerina zetesios
- Massya longicirrata
- Paraclione longicaudata
- Pneumoderma mediterraneum
- Pneumodermopsis canephora
- Pneumodermopsis ciliata
- Pneumodermopsis oligocotyla
- Pneumodermopsis paucidens
- Pneumodermopsis pupula
- Pneumodermopsis teschi
- Schizobrachium polycotylum
- Schleschia hjortii
- Schleschia tetrabranchiata
- Thliptodon antarcticus
- Thliptodon diaphanus
- Thliptodon gegenbauri
- Dendronotacea
- Dendronotus frondosus
- Dendronotus robustus
- Doto coronata
- Doto crassicornis
- Doto cuspidata
- Doto dunnei
- Doto eireana
- Doto fragilis
- Doto hydrallmaniae
- Doto hystrix
- Doto koenneckeri
- Doto lemchei
- Doto maculata
- Doto millbayana
- Doto nigra
- Doto onusta
- Doto papillifera
- Doto pinnatifida
- Doto sarsiae
- Doto tuberculata
- Embletonia pulchra
- Hancockia uncinata
- Lomanotus genei
- Lomanotus marmoratus
- Scyllaea pelagica
- Tritonia hombergii
- Tritonia lineata
- Tritonia manicata
- Tritonia nilsodhneri
- Tritonia plebeia
- Diaphanacea
- Colpodaspis pusilla
- Diaphana expansa
- Diaphana minuta
- Rhinodiaphana ventricosa
- Doridacea
- Aldisa zetlandica
- Atagema gibba
- Cadlina glabra
- Cadlina laevis
- Cadlina pellucida
- Discodoris millegrana
- Doris cf. ocelligera
- Doris nobilis
- Doris ocelligera
- Doris pseudoargus Rapp, 1827
- Doris sticta
- Doris verrucosa
- Jorunna tomentosa
- Rostanga rubra
- Elysiacea
- Alderia modesta
- Elysia viridis
- Hermaeopsis variopicta
- Limapontia capitata
- Limapontia depressa
- Limapontia senestra
- Placida dendritica
- Stiliger bellulus
- Stiliger oophaga
- Hedylopsacea
- Hedylopsis brambelli
- Hedylopsis loricata
- Hedylopsis spiculifera
- Microhedyle glandulifera
- Microhedyle milaschewitschii
- Heroacea
- Gonieolis typica
- Hero formosa
- Janolus cristatus
- Janolus hyalinus
- Madrella aurantiaca
- Proctonotus mucroniferus
- Cavolinia inflexa
- Cavolinia tridentata
- Clio andreae
- Clio cuspidata
- Clio pyramidata
- Cuvierina columnella
- Diacria trispinosa
- Limacina bulimoides
- Limacina helicina
- Limacina helicoides
- Limacina inflata
- Limacina lesueurii
- Limacina retroversa
- Styliola subula
- Onchidoridacea
- Acanthodoris pilosa
- Adalaria loveni
- Adalaria proxima
- Ancula gibbosa
- Corambe obscura
- Diaphorodoris luteocincta
- Diaphorodoris luteocincta var. alba
- Doridunculus echinulatus
- Pelagella castanea
- Okenia nodosa
- Idaliadoris depressa (Alder & Hancock, 1842)
- Atalodoris inconspicua (Alder & Hancock, 1851)
- Atalodoris sparsa (Alder & Hancock, 1846)
- Neocorambe testudinaria
- Okenia aspersa
- Okenia leachii
- Okenia pulchella
- Okenia quadricornis
- Onchidoris bilamellata
- Onchidoris muricata
- Atalodoris oblonga
- Trapania maculata
- Trapania pallida
- Peraclacea
- Cymbulia peronii
- Peracle bispinosa
- Peracle moluccensis
- Peracle reticulata
- Peracle triacantha
- Philinacea
- Cylichna cylindracea
- Philine angulata
- Philine aperta
- Philine catena
- Philine denticulata
- Philine finmarchica
- Philine intricata
- Philine lima
- Philine pruinosa
- Philine punctata
- Philine quadrata
- Philine scabra
- Philine striatula
- Roxania utriculus
- Scaphander lignarius
- Philinoglossacea
- Philinoglossa helgolandica
- Philinoglossa praelongata
- Philinoglossa remanei
- Pleurobranchacea
- Berthella plumula
- Berthella sideralis
- Berthellina citrina
- Pleurobranchus membranaceus
- Polyceracea
- Aegires punctilucens
- Crimora papillata
- Greilada elegans
- Limacia clavigera
- Palio dubia
- Palio nothus
- Polycera faeroensis
- Polycera quadrilineata (O. F. Müller, 1776)
- Thecacera pennigera
- Retusacea
- Retusa obtusa
- Retusa obtusa var. lajonkaireana
- Retusa obtusa var. turrita
- Retusa truncatula
- Retusa truncatula var. mammillata
- Retusa umbilicata
- Retusa umbilicata var. nitidula
- Rhizorus acuminatus
- Runcinacea
- Runcina coronata
- Runcina ferruginea
- Umbraculacea
- Anidolyta duebenii