Traits taxon details
original description
Cooper, M. R. (2021). On the Apiotrigoniinae (Bivalvia, Trigoniida): their palaeobiogeography, evolution and classification. <em>Neues Jahrbuch für Geologie und Paläontologie - Abhandlungen.</em> 300(2): 145-174., available online at https://doi.org/10.1127/njgpa/2021/0982 page(s): 164 [details] Available for editors
original description
(of Trigonia subovalis var. minor Yabe & Nagao, 1925 †) Yabe, H. & Nagao, T. (1925). New or little known Cretaceous fossils from north Saghalin (Lamellibranchiata and Gastropoda). <em>The Science Reports of the Tōhoku University, Series 2, Geology.</em> 7: 111-124. page(s): 116 [details] Available for editors
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