original description
Michaud, G. (1855). Descriptions de coquilles fossiles découvertes dans les environs de Hauterive (Drôme). <em>Annales de la Societé Linnéenne de Lyon, N.S.</em> 2: 33-64., available online at https://www.biodiversitylibrary.org/page/3487714
page(s): 45-46, pl. 4, fig. 6 [details]
From editor or global species database
Type locality Hauterives ("Hauterive"), Drôme, France; Zanclean (early mammal zone MN 14), early Pliocene [details]
Type material Truc (1972) did not designate a lectotype for this species. A label “lectotype / paralectotypes” by Schnabel (2000) accompanies this lot but no designation has been made; in Schnabel's publications (2001, 2008), Michaud's specimens are indicated as holotype and paratypes. [details]