Felimare lilyeveae is a species of colourful sea slug or dorid nudibranch, a marine gastropod mollusk in the family Chromodorididae.

[2][3] This species occurs in the Caribbean Sea and off the Lesser Antilles.

[4] The maximum recorded body length is 26 mm (1.0 in).

[4] Reported from 12–18 m (39–59 ft) depth.

[4]