Taxonomy:
Class: Gastropoda Cuvier, 1797
Subclass: Heterobranchia J.E. Gray, 1840
Clade: Euthyneura Spengel, 1881
Clade: Nudipleura Wägele & Willan, 2000
Order: Nudibranchia Cuvier, 1817
Suborder: Dexiarchia Schrödl, Wägele & Willan, 2001
Infraorder: Aeolidida Odhner, 1934
Superfamily: Aeolidioidea J.E. Gray, 1827
Family: Facelinidae Bergh, 1889
Genus: Cratena Bergh, 1864
Species: Cratena peregrina (Gmelin, 1791) [Doris] |
formerly placed in the Order: NUDIBRANCHIA, in the Subclass: OPISTHOBRANCHIA
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