Traits name details
original description
Cossmann, M. (1912). Essais de paléoconchologie comparée. Neuvième livraison. Paris, The author and J. Lamarre & Cie. 215 pp., 10 pls. , available online at https://www.biodiversitylibrary.org/item/112976 page(s): 181-182, pl. 6, fig. 13; note: authorship attributed to de Boury who apparently determined the species (see footnote on p. 165); the description seems to be from Cossmann though [details]
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