Traits name details
original description
Sharpe, D. (1856). Description of fossils from the secondary rocks of Sunday River and Zwartkop River, South Africa, collected by Dr. Atherstone and A. G. Bain, Esq. <em>Transactions of the Geological Society of London, 2nd series.</em> 7: 193-215., available online at https://www.biodiversitylibrary.org/page/36198333 page(s): 194, pl. 22, fig. 5 [details]
basis of record
Cooper, M. R. (2015). On the Iotrigoniidae (Bivalvia: Trigoniida); their palaeobiogeography, evolution and classification. <em>Neues Jahrbuch für Geologie und Paläontologie - Abhandlungen.</em> 277(1): 49-62., available online at https://doi.org/10.1127/njgpa/2015/0495 [details]
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