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:  Doridina  Odhner, 1934
Infraorder:  Doridoidei  ???
Superfamily:  Doridoidea  Rafinesque, 1815
Family:  Chromodorididae  Bergh, 1891

Chromolaichma sedna	Felimare acriba	Felimare fregona	Felimare juliae	Felimare kempfi
Felimare nyalya	Felimare olgae	Felimare cf. olgae	Felimare picta	Felimare ruthae
Felimare sisalensis	Felimare zebra	Felimida binza	Felimida clenchi	Felimida fentoni

Family:  Discodorididae  Bergh, 1891

Carminodoris hansrosaorum	Diaulula alba	Diaulula greeleyi	Discodorididae sp. 11	Discodoris branneri
Geitodoris immunda	Geitodoris pusae	Jorunna spazzola	Paradoris adamsae	Platydoris angustipes
Tayuva lilacina

Family:  Dorididae  Rafinesque, 1815

Aphelodoris antillensis

Superfamily:  Onchidoridoidea  J.E. Gray, 1827
Family:  Goniodorididae  H. Adams & A. Adams, 1854

Bermudella zoobotryon

Cargoa impexa

Okenia sp. 15

Trapania bonellenae

Trapania dalva

Family:  Onchidorididae  J.E. Gray, 1827

Corambe obscura

Superfamily:  Phyllidioidea  Rafinesque, 1814
Family:  Dendrodorididae  O'Donoghue, 1924

Cariopsilla pharpa

Dendrodoris krebsii

Family:  Phyllidiidae  Rafinesque, 1814

Ceratophyllidia papilligera

Superfamily:  Polyceroidea  Alder & Hancock, 1845
Family:  Aegiretidae  P. Fischer, 1883

Aegires corrugatus

Aegires sublaevis

Family:  Hexabranchidae  Bergh, 1891

Hexabranchus morsomus

Polycera hummi

Polycera rycia

Plocamopherus lucayensis

Suborder:  Cladobranchia   Willan & Morton, 1984
Superfamily:  Aeolidioidea  J.E. Gray, 1827
Family:  Aeolidiidae  J.E. Gray, 1827

Berghia creutzbergi	Bulbaeolidia oasis	Cerberilla potiguara	Cerberilla tanna	Limenandra nodosa
Spurilla braziliana	Spurilla dupontae	Spurilla sargassicola

Family:  Facelinidae  Bergh, 1889

Austraeolis catina	Cratena minor	Favorinus auritulus	Learchis evelinae	Palisa papillata
Pauleo jubatus	Phidiana lynceus

Family:  Glaucidae  Menke, 1828

Glaucus atlanticus

Family:  Myrrhinidae  Bergh, 1905

Dondice arianeae	Dondice freddiemercuryi	Dondice juansanchezi	Dondice jupiteriensis	Dondice occidentalis
Dondice parguerensis	Nanuca sebastiani

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

Cuthona herrerai

Family:  Eubranchidae  Odhner, 1934

Eubranchus conicla

Family:  Trinchesiidae  F. Nordsieck, 1972

Trinchesia sp. 11

Trinchesia sp. 13

Superfamily:  Flabellinoidea  Bergh, 1889
Family:  Coryphellidae  Bergh, 1889

Coryphella verta

Coryphellina hamanni

Coryphellina marcusorum

Flabellina dushia

Flabellina engeli

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

Bornella calcarata

Family:  Lomanotidae  Bergh, 1890

Lomanotus vermiformis

Family:  Scyllaeidae  Alder & Hancock, 1855

Scyllaea pelagica

Family:  Tethydidae  Rafinesque, 1815

Melibe arianeae

Family:  Tritoniidae  Lamarck, 1809

Tritonicula bayeri

Tritonicula hamnerorum

Tritonicula wellsi

Tritoniopsis frydis

Parvorder:  [unassigned] Cladobranchia  Willan & Morton, 1984
Family:  Dotidae  J.E. Gray, 1853

Doto varaderoensis

Doto cabecar	Doto chica	Doto curere	Doto fluctifraga	Doto torrelavega
Doto sp. 69	Doto sp. 70

Family:  Proctonotidae  J.E. Gray, 1853

Janolus comis

Janolus flavoanulatus

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

Armina sp. 02

Armina wattla