Alvania discors is a species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Rissoidae. Description Distribution This marine species has a wide distribution. It is found in the following locations: European waters Mediterranean Sea (Italy, Greece) Atlantic Ocean (Canada, USA) Pacific Ocean References Gofas, S.; Le Renard, J.; Bouchet, P. (2001). Mollusca, in: Costello, M.J. et al. (Ed.) (2001). European register of marine species: a check-list of the marine species in Europe and a bibliography of guides to their identification. Collection Patrimoines Naturels, 50: pp. 180–213 (look up in IMIS) [details] External links Rissoidae Gastropods described in 1818