Taxonomy:
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: Plakobranchacea Jensen, 1996
Superfamily: Plakobranchoidea J.E. Gray, 1840
Family: Plakobranchidae J.E. Gray, 1840
Genus: Elysia Risso, 1818
Species: Elysia subornata Verrill, A.E., 1901 |
formerly:
Class: GASTROPODA Cuvier, 1797
Subclass: OPISTHOBRANCHIA Milne-Edwards, 1848
Order: SACOGLOSSA von Ihering, 1876
Jörger et al. (2010) have moved Sacoglossa to Panpulmonata
have a look at
Jörger, Stöger, Kano, Fukuda, Knebelsberger & Schrödl
(2010).
"On the origin of Acochlidia and other enigmatic euthyneuran gastropods,
with implications for the systematics of
Heterobranchia".
BMC Evolutionary Biology 10: 323. online at http://www.biomedcentral.com/1471-2148/10/323
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