Pellasimnia mcoyi is a species of sea snail, a marine gastropod mollusk in the family Ovulidae, the ovulids, cowry allies or false cowries.
References
Lorenz F. & Fehse D. (2009) The living Ovulidae. A manual of the families of allied cowries: Ovulidae, Pediculariidae and Eocypraeidae. Hackenheim: Conchbooks.
External links Tenison Woods, J. E. (1878). On some new marine Mollusca. Transactions and Proceedings of the Royal Society of Victoria. 14: 55-65