Traits taxon details
original description
(of Trigonioides corbiculoides Martinson, 1957 †) Martinson, G.G. (1957). Mezozoyskiye presnovodnyye mollyuski nekotorykh rayonov Vostochnoy i Tsentral'noy Azii. <em>Trudy Baikal'skoy Limnologicheskoy Stantzii Akademii Nauk SSSR.</em> 15: 262-336. page(s): 278-280, pl. 3, figs 6, 7, textfig. 12 [details] Available for editors 
basis of record
Martinson, G. G. (1982). Pozdnemelovyye mollyuski Mongolii: sistematika, stratigrafiya, tafonomiya [Late Cretaceous mollusks of Mongolia: taxonomy, stratigraphy, taphonomy]. <em>Trudy Sovmestnaya Sovetsko-Mongol'skaya Paleontologicheskaya Ekspeditsiya.</em> 17: 1-82., available online at https://www.geokniga.org/books/10159 page(s): 39, pl. 5, fig. 8 [details] Available for editors 
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