MolluscaBase name details
original description
Cossmann, M. (1923). Description des mollusques. Pp. 1-188, 11 pls. in O'Gorman, G. & Cossmann, M. <i>Le gisement Cuisien de Gan (Basses-Pyrénées)</i>. Pau: Cossmann & O'Gorman. xxvii + 188 pp., 14 pls. , available online at http://www.babordnum.fr/viewer/show/515
page(s): 43, pl. 3 fig. 50, pl. 4 fig. 8 [details]