See text Antiopella is a genus of small to large sea slugs, or more accurately nudibranchs, marine gastropod mollusks, in the family Janolidae.

[2] Species of Antiopella were included in Janolus for a period of time.

[3] This genus of nudibranch is found in shallow and subtidal waters.

Antiopella species feed on Bryozoa, moss animals.

Species in the genus Antiopella include:[2]