previously placed in the Order: NUDIBRANCHIA, in the Subclass: OPISTHOBRANCHIA

Class:  Gastropoda  Cuvier, 1797
Subclass:  Heterobranchia  J.E. Gray, 1840
Infraclass:  Euthyneura  Spengel, 1881
Subterclass:  Ringipleura  Kano, Brenzinger, Nützel, Wilson & Schrödl, 2016
Superorder:  Nudipleura  Wägele & Willan, 2000
Order:  Nudibranchia  Cuvier, 1817
Suborder:  Cladobranchia   Willan & Morton, 1984
Superfamily:  Aeolidioidea  J.E. Gray, 1827
unidentified Aeolidioidea

Aeolidioidea sp. 01	Aeolidioidea sp. 02	Aeolidioidea sp. 07	Aeolidioidea sp. 08	Aeolidioidea sp. 10
Aeolidioidea sp. 14	Aeolidioidea sp. 15	Aeolidioidea sp. 17

Family:  Aeolidiidae  J.E. Gray, 1827

Aeolidiidae sp. 01	Anteaeolidiella cacaotica	Anteaeolidiella chromosoma	Anteaeolidiella takanosimensis	Baeolidia chaka
Baeolidia cf. chaka	Baeolidia japonica	Baeolidia moebii	Baeolidia ransoni	Baeolidia rieae
Baeolidia salaamica	Bulbaeolidia alba	Bulbaeolidia japonica	Cerberilla annulata	Cerberilla asamusiensis
Cerberilla sp. 05	Limenandra confusa	Limenandra fusiformis

Family:  Babakinidae  Roller, 1973

Babakina cf. festiva

Babakina indopacifica

Family:  Facelinidae  Bergh, 1889

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Antonietta janthina	Caloria indica	Caloria sp. 01	Cratena affinis	Cratena cf. affinis
Cratena lineata	Cratena cf. lineata	Cratena simba	Cratena sp. 02	Facelina bilineata
Facelina rhodopos	Facelinidae sp. 02	Facelinidae sp. 05	Favorinus japonicus	Favorinus pacificus
Favorinus perfoliatus	Favorinus tsuruganus	Favorinus sp. 02	Godiva sp. 01	Godiva sp. 12
Hermissenda emurai	Herviella affinis	Herviella albida	Herviella mietta	Herviella sp. 02
Herviella yatsui	Moridilla brockii	Myja karin	Myja hyotan	Phidiana anulifera
Phidiana cf. anulifera	Phidiana bourailli	Phyllodesmium acanthorhinum	Phyllodesmium briareum	Phyllodesmium crypticum
Phyllodesmium kabiranum	Phyllodesmium longicirrum	Phyllodesmium macphersonae	Phyllodesmium magnum	Phyllodesmium poindimiei
Phyllodesmium serratum	Phyllodesmium sp. 09	Phyllodesmium undulatum	Pteraeolidia semperi	Sakuraeolis enosimensis
Sakuraeolis gerberina	Sakuraeolis sakuracea	Setoeolis inconspicua

Familiy:  Piseinotecidae  Edmunds, 1970

Piseinotecus sp. 01

Family:  Pleurolidiidae   Burn, 1966

Pleurolidia juliae

Protaeolidiella atra

Family:  Unidentiidae  Millen & Hermosillo, 2012

Unidentia nihonrossija

Unidentia sp. 04

Superfamily:  Fionoidea  J.E. Gray, 1857
Family:  Cuthonidae  Odhner, 1934

Cuthona diversicolor

Cuthona puellula

Family:  Eubranchidae  Odhner, 1934

Eubranchus echizenicus	Eubranchus inabai	Eubranchus leopoldoi	Eubranchus mimeticus	Eubranchus rubropunctatus
Eubranchus sp. 06	Eubranchus sp. 07	Eubranchus sp. 08	Eubranchus sp. 21	Eubranchus virginalis
Eubranchus cf. virginalis	Leostyletus misakiensis

Family:  Fionidae  J.E. Gray, 1857

Abronica purpureoanulata

Myja longicornis

Family:  Trinchesiidae  F. Nordsieck, 1972

Catriona cf. pinnifera	Phestilla lugubris	Phestilla melanobrachia	Trinchesia acinosa	Trinchesia anulata
Trinchesia akibai	Trinchesia beta	Trinchesia ornata	Trinchesia pupillae	Trinchesia sibogae
Trinchesia sp. 01	Trinchesia sp. 03	Trinchesia sp. 04	Trinchesia sp. 05	Trinchesia sp. 06
Trinchesia sp. 07	Trinchesia sp. 08	Trinchesia sp. 19	Trinchesia sp. 22	Trinchesia sp. 32
Trinchesia sp. 35	Trinchesia sp. 36	Trinchesia sp. 40	Trinchesia sp. 88	Trinchesia sp. 118
Trinchesia sp. 119

Superfamily:  Flabellinoidea  Bergh, 1889
Family:  Apataidae  Korshunova, Martynov, Bakken, Evertsen, Fletcher, Mudianta, Saito, Lundin, Schrödl & Picton, 2017

Apata pricei komandorica

Family:  Coryphellidae  Bergh, 1889

Coryphella athadona

Coryphella sanamyanae

Coryphella trophina

Coryphella verrucosa

Family:  Flabellinidae  Bergh, 1889

Coryphellina exoptata

Coryphellina flamma

Coryphellina lotos

Coryphellina sp. 05

Family:  Samlidae  Korshunova, Martynov, Bakken, Evertsen, Fletcher, Mudianta, Saito, Lundin, Schrödl & Picton, 2017

Samla bicolor

Samla macassarana

Samla riwo

Samla rubropurpurata

Samla takashigei

Family:  Paracoryphellidae  M. C. Miller, 1971

Chlamylla borealis orientalis

Paracoryphella ignicrystalla

Ziminella abyssa

Ziminella japonica

Infraorder:  Dendronotida  Odhner, 1934
Superfamily:  Tritonioidea  Lamarck, 1809
Family:  Bornellidae  Bergh, 1874

Bornella anguilla

Bornella hermanni

Bornella stellifera

Bornella cf. stellifera

Family:  Lomanotidae  Bergh, 1890

Lomanotus sp. 03

Lomanotus sp. 12

Family:  Scyllaeidae  Alder & Hancock, 1855

Crosslandia viridis

Notobryon bijecurum

Notobryon clavigerum

Scyllaea fulva

Family:  Tethydidae  Rafinesque, 1815

Melibe engeli

Melibe papillosa

Melibe viridis

Family:  Tritoniidae  Lamarck, 1809

Marianina rosea	Marionia sp. 11	Marionia sp. 27	Tritonia festiva	Tritonia sp. 03
Tritonia exsulans	Tritoniidae sp. 05	Tritoniidae sp. 09	Tritoniidae sp. 11	Tritoniopsis elegans

Family:  Dotidae  J.E. Gray, 1853

Doto bella	Doto japonica	Doto cf. japonica	Doto pita	Doto racemosa
Doto rosacea	Doto sp. 11	Doto sp. 31	Doto sp. 32	Kabeiro phasmida

Family:  Embletoniidae  Odhner in Franc, 1968

Embletonia gracilis

Family:  Madrellidae  Preston, 1911

Madrella ferruginosa

Madrella gloriosa

Family:  Pinufiidae  Er. Marcus & Ev. Marcus, 1960

Pinufius rebus

Family:  Proctonotidae  J.E. Gray, 1853

Janolus mirabilis	Janolus savinkini	Janolus sp. 04	Janolus sp. 16	Janolus sp. 21
Janolus toyamaensis

Superfamily:  Arminoidea  Iredale & O'Donoghue, 1923 (1841)
Family:  Arminidae  Iredale & O'Donoghue, 1923