Traits taxon details
original description
(of Ninnia sokolovi Andrusov, 1909 †) Andrusov, N. (1909). Materialy k poznaniyu Prikaspiyskogo neogena. Ponticheskiye plasty Shemakhinskogo uyezda. <em>Trudy Geologicheskago Komiteta, novaya seriya.</em> 40: 1-177. page(s): 111, 168, pl. 6, figs 25-28 [details]
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