basis of record
Iljina, L.B.; Nevesskaya, L.A.; Paramonova, N.P. (1976). Zakonomernosti razvitiya mollyuskov v opresnennykh basseinakh neogena Evrazii (pozdnii Miocen-rannii Pliocen). Izdatel'stvo Nauka, Moskva, 288 pp. [details] Available for editors [request]
From editor or global species database
Status As "Nom. emend." in Kolesnikov (1929) based on Cardium beaumontianum in d'Orbigny (1844). However, the name is not available from d'Orbigny (1844), who explicitly stated on p. 472 that the name Beaumontianum is a mistake. He actually referred the specimens to Cardium protractum Eichwald. Eichwald (1853) considered d'Orbigny's specimens different from C. protractum and united them with his Cardium obsoletum Eichwald, 1830. [details]