PropilidiumPropilidium is a genus of sea snails, the true limpets, marine gastropod molluscs in the family Lepetidae.SpeciesSpecies within the genus Propilidium include: Propilidium curumim Leal & Simone, 1998 Propilidium elegans A. E. Verrill, 1884 Propilidium exiguum Propilidium lissocona Propilidium pelseneeri Thiele, 1912 Propilidium pertenue Jeffreys, J.G., 1882 Propilidium reticulatum ''Propilidium tasmanicum''