MolluscaBase name details
original description
(of Polytropa Swainson, 1840) Swainson, W. (1840). A treatise on malacology; or the natural classification of shells and shell-fish. Longman, London, viii + 419 pp., available online at http://www.biodiversitylibrary.org/item/33450
page(s): 80-81, 305 [details]
basis of record
Filatova Z.A., Zatsepin V.I. (1948). Class Gastropoda. <em>In: Gayevskaya N.S. (ed.) Определитель фауны и флоры северных морей СССР [= Identification key for fauna and flora of the northern seas of the USSR].</em> Moscow: 358-401, pl. 95-103.
page(s): 380 [details]