Traits taxon details
original description
(of Unio ansticei J. De C. Sowerby, 1840 †) Sowerby, J. De C. (1840). Fossil shells from the coal-measures described and engraved by Mr. James de Carle Sowerby, F.L.S. In: Prestwich, J. The Geology Of Coalbrook Dale. <em>Transactions of the Geological Society of London, Series 2.</em> 5: pls. XXXIX and XL., available online at https://www.biodiversitylibrary.org/page/36236109 page(s): pl. 39, fig. 7 [details]
basis of record
Morris, N. J.; Dickins, J. M.; Astafieva-Urbaitis, K. (1991). Upper Palaeozoic anomalodesmatan Bivalvia. <em>Bulletin of the British Museum (Natural History), Geology.</em> 47: 51-100., available online at https://www.biodiversitylibrary.org/page/36621447 page(s): 70 [details]
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