"* Polycera cristataAlder, 1841" . "* Tritonia gibbosa Risso, 1818" . . . . "* Ancula sulphurea Stimpson, 1853" . "Ancula gibbosa"@en . "* Ancula pacifica MacFarland, 1905" . . "Ancula gibbosa, common name Atlantic ancula, is a species of dorid nudibranch. It is a marine gastropod mollusc in the family Goniodorididae."@en . "* Miranda cristata (Alder, 1841)" . . . . . .