From editor or global species database
Type locality Originally recorded from Côte de Saint-Parres at Saint-Nicolas-la-Chapelle (Aube) and Morancez (Eure-et-Loir) ["Côte Saint-Parres, près de Nogent-sur-Seine, Morancez"], France; Calcaire de Provins, late Lutetian, middle Eocene. The lectotype derives from the former locality. [details]