Traits taxon details
original description
(of Trigonia hopkinsi Olsson, 1944 †) Olsson, A. A. (1944). Contributions to the paleontology of northern Peru. Part VII. The Cretaceous of the Paita region. <em>Bulletins of American Paleontology.</em> 28(111), 159-304., available online at https://biodiversitylibrary.org/page/10679217 page(s): 201, pl. 3, fig. 1 [details]
basis of record
Cooper, M. R. & Leanza, H. A. (2021). On the Buchotrigoniidae (Cretaceous Trigoniida), their palaeobiogeography, evolution and classification. <em>Neues Jahrbuch für Geologie und Paläontologie - Abhandlungen.</em> 301 (2): 119-134., available online at https://doi.org/10.1127/njgpa/2021/0999 page(s): 128 [details] Available for editors 
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