Traits name details
original description
Seeley, H. (1861). Notes on Cambridge palaeontology. I. Some new Upper Greensand bivalves. <em>The Annals and Magazine of Natural History, Zoology, Botany and Geology, Series 3.</em> 7: 116-124., available online at https://www.biodiversitylibrary.org/page/20051555 page(s): 123, pl. 6, fig. 9 [details]
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