formerly placed in the Order: SACOGLOSSA, in the Subclass: OPISTHOBRANCHIA

Class:  Gastropoda  Cuvier, 1797
Subclass:  Heterobranchia  J.E. Gray, 1840
Clade:  Euthyneura  Spengel, 1881
Clade:  Panpulmonata  Jörger et al., 2010
Clade:  Sacoglossa  von Ihering, 1876
Subclade:  Oxynoacea  Odhner, 1939

Superfamily:  Oxynooidea  Stoliczka, 1868 (1847)
Family:  Oxynoeidae  Stoliczka, 1868

Lobiger viridis

Oxynoe viridis

Oxynoe sp. 01

Oxynoe sp. 02

Julia zebra

Volvatella sp. 01

Subclade:  Plakobranchacea  Jensen, 1996

Superfamily:  Limapontioidea  J.E. Gray, 1847
Family:  Caliphyllidae  Tiberi, 1881

Cyerce bourbonica	Cyerce elegans	Cyerce kikutarobabai	Cyerce nigra	Polybranchia orientalis
Sohgenia palauensis

Family:  Hermaeidae  H. Adams & A. Adams, 1854

Hermaea sp. 01

Hermaea sp. 02

Hermaea sp. 03

Hermaea sp. 04

Family:  Limapontiidae  J.E. Gray, 1847

Costasiella kuroshimae	Costasiella cf. kuroshimae	Costasiella usagi	Costasiella sp. 01	Costasiella sp. 02
Limapontiidae sp. 02	Stiliger ornatus	Stiliger sp. 01	Stiliger sp. 02	Placida cremoniana
Placida sp. 01

Superfamily:  Plakobranchoidea  J.E. Gray, 1840
Family:  Plakobranchidae  J.E. Gray, 1840

Elysia cf. degeneri	Elysia cf. japonica	Elysia marginata	Elysia cf. marginata	Elysia obtusa
Elysia pusilla	Elysia tomentosa	Elysia sp. 01	Elysia sp. 02	Elysia sp. 03
Elysia sp. 04	Elysia sp. 05	Elysia sp. 06	Elysia sp. 07	Elysia sp. 08
Elysia sp. 09	Elysia sp. 10	Elysia sp. 11	Elysia sp. 12	Elysia sp. 13
Elysia sp. 14	Elysia sp. 15	Elysia sp. 16	Elysia sp. 17	Elysia sp. 18
Elysia sp. 19	Elysia sp. 20	Elysia sp. 21	Elysia sp. 23	Elysia sp. 24
Plakobranchidae sp. 01	Plakobranchus ocellatus	Plakobranchus cf. papua	Plakobranchus sp. 01	Thuridilla albopustulosa
Thuridilla carlsoni	Thuridilla flavomaculata	Thuridilla gracilis	Thuridilla hoffae	Thuridilla lineolata
Thuridilla sp. 01	Thuridilla undula	Thuridilla vataae