Ancula evelinaeAncula evelinae is a species of sea slug, a dorid nudibranch, a marine gastropod mollusc in the family Goniodorididae.DistributionThis species was first described from Beaufort, North Carolina.DescriptionThis goniodorid nudibranch is translucent white with black patches. It has only two, curved, extra-branchial processes.EcologyAncula evelinae probably feeds on Entoprocta which often grows on hydroids, bryozoa and other living substrata.