ThalassocyonThalassocyon is a genus of sea snails, marine gastropod molluscs in the family Thalassocyonidae.TaxonomyRiedel elevated this genus to a family level, a vision not supported in Verhaeghe & Poppe, nor in Bouchet, Rocroi et al.DistributionThis genus is found from South Africa to the Kermadec Islands and the North Island of New Zealand.SpeciesThalassocyon bonus Barnard, 1960Thalassocyon tui Dell, 1967Thalassocyon wareni F. Riedel, 2000