original description
Cossmann M. (1889). Catalogue illustré des coquilles fossiles de l'Éocène des environs de Paris. <em>Annales de la Société Royale Malacologique de Belgique.</em> 24: 3-381, pl. 1-12., available online at https://www.biodiversitylibrary.org/page/5502754
page(s): 328, pl. 12, figs 33-34 [details]
From editor or global species database
Type locality Chenay, Jonchery-sur-Vesles and Thil, Marne, France; Thanetian, late Paleocene [details]
From editor or global species database