Thecacera
Introduction '''''Thecacera''''' is a genus of sea slugs, specifically nudibranchs, shell-less marine gastropod mollusks in the family Polyceridae.
Species Species in the genus ''Thecacera'' include:* ''Thecacera boyla'' Willan, 1989* ''Thecacera darwini'' Pruvot-Fol, 1950* ''Thecacera pacifica'' Bergh, 1883* ''Thecacera pennigera'' (Montagu, 1815)* ''Thecacera picta'' Baba, 1972* ''Thecacera virescens'' Alder & Hancock, 1851* ''Thecacera vittata'' Yonow, 1994File:Thecacera-pennigera.jpg|''Thecacera pennigera''File:Thecacera pacifica (Polyceridae Nudibranch).jpg|''Thecacera pacifica''File:Thecacera Nick Hobgood.jpg|''Thecacera picta''File:Thecacera sp. (Polyceridae nudibranch).jpg|Rudman's ''Thecacera'' species 2
References
External links *  video of ''Thecacera pacifica''