original description
Rzehak, A. (1883). Beiträge zur Kenntniss der Tertiärformation im ausseralpinen Wiener Becken (Der Grunder Horizont in Mähren). <em>Verhandlungen des naturforschenden Vereins in Brünn.</em> 21: 31-49., available online at https://www.biodiversitylibrary.org/page/43759014
page(s): 41, pl. 1, figs 3a-c [details]
From editor or global species database
Type locality "Oslawan" [Oslavany], Czech Republic; Ottnangnian, middle Burdigalian, Miocene [details]