original description
Pravoslavlev, P.A. (1939). <i>Didacna</i> Eichw. drevnekaspiyskikh otlozheniy Baskunchakskogo rayona [<i>Didacna</i> Eichw. from ancient Caspian deposits of the Baskunchak region]. <em>Uchenyye zapiski Leningradskogo gosudarstvennogo universiteta, seriya geologo-pochvennykh nauk.</em> 34(7): 209-274.
page(s): 228-229, pl. 4, figs 10, 11 [details] Available for editors [request]
additional source
Nevesskaja, L.A. (2007). History of the genus <i>Didacna</i> (Bivalvia: Cardiidae). <em>Paleontological Journal.</em> 41(9): 861-949.
page(s): 920 [details] Available for editors [request]
From editor or global species database
Status Not mentioned by later revisions of the genus (e.g. Yanina 2005, Nevesskaja 2007). However, Nevesskaja (2007) included the illustrations of the variety in the synonymy of Didacna subcrassa subcrassa Pravoslavlev, 1939 (but not explicitly the name). Revision required! [details]