original description
Martinson, G.G.; Barsbold, R.; Tolstikova, N.V. (1975). Novyye pozdnemelovyye unionidy Mongol'skoy Narodnoy Respubliki [New Late Cretaceous Unionids of the Mongolian People's Republic]. In: Menner, V.V. (Ed.) Razvitiye i smena organicheskogo mira na rubezhe mezozoya i kaynozoya. Novyye dannyye o razvitii fauny. Nauka, Mosvka, p. 39-50, 154.
page(s): 40-41, pl. 7, figs 1, 2 [details] Available for editors [request]
additional source
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): 57, pl. 11, fig. 9 [details] Available for editors [request]
From editor or global species database
Type locality "Yugo-Vostochnaya Mongoliya, Tsagan-Teg (rayon Khongila)" [Southeast Mongolia, Tsagan-Tag (Hongila district)] [details]