original description
Andrusov, N. (1909). Materialy k poznaniyu Prikaspiyskogo neogena. Ponticheskiye plasty Shemakhinskogo uyezda. <em>Trudy Geologicheskago Komiteta, novaya seriya.</em> 40: 1-177.
page(s): 112, 168, pl. 6, figs 29-31 [details]
From editor or global species database
Type locality Syundi ("Sundi"), Qobustan, Azerbaijan; Pontian [Euxinic Basin], latest Miocene [details]