Discussion by Patrice Goudreau and Bill Rudmanr regarding a very large and unusual coldwater shell-less gastropod (not a nudibranch).
Onchidiopsis is a genus of small slug-like sea snails, marine gastropod molluscs in the subfamily Lamellariinae within the family Velutinidae.[1]
Species within the genus Onchidiopsis include:
Species brought into synonymy:
Onchidiopsis is a genus of small slug-like sea snails, marine gastropod molluscs in the subfamily Lamellariinae within the family Velutinidae.