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

Class: Gastropoda   Cuvier, 1797 
Subclass:  Heterobranchia Gray J.E., 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. A

Subclade: Plakobranchacea  unknown author 

Superfamily:  Limapontioidea  Gray, 1847
Family:  Caliphyllidae  Tiberi, 1881

Cyerce elegans

Cyerce sp. 01

Polybranchia orientalis

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

Hermaea sp. 01

Hermaea sp. 02

Hermaea sp. 03

Hermaea sp. 04

Hermaea sp. 05

Family:  Limapontiidae  Gray, 1847

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

Superfamily:  Plakobranchoidea   Gray, 1840
Family:  Plakobranchidae   Gray, 1840

Elysia cf. degeneri	Elysia cf. japonica	Elysia ornata	Elysia cf. ornata	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	Plakobranchidae sp. 01	Plakobranchus ocellatus	Thuridilla albopustulosa
Thuridilla carlsoni	Thuridilla flavomaculata	Thuridilla gracilis	Thuridilla hoffae	Thuridilla lineolata
Thuridilla undula	Thuridilla vatae