Pygmaepterys rauli is a species of sea snail, a marine gastropod mollusc in the family Muricidae, the murex snails or rock snails.MolluscaBase eds. (2020). MolluscaBase. Pygmaepterys rauli Espinosa, 1990. Accessed through: World Register of Marine Species at: https://www.marinespecies.org/aphia.php?p=taxdetails&id=408793 on 2020-11-21
Distribution This species occurs in the Caribbean Sea off Cuba.
References
Espinosa J. (1990). Una especie nueva y adiciones a la fauna cubana de Muricoidea (Mollusca: Neogastropoda). Poeyana. 407: 1-9.