original description
(of Didacna grimmi Pravoslavlev, 1939 †) 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): 245-246, pl. 7, figs 13, 14 [details] Available for editors [request]
basis of record
Yanina, T.A. (2005). Didakny Ponto-Kaspiya [Didacnas of the Ponto-Caspian Region]. Majenta, Moscow-Smolensk, 300 pp.
page(s): 222-223, pl. 2, figs 16-21 [details] Available for editors [request]
additional source
Svitoch, A.A. (1967). Atlas-opredelitel' mollyuskov r. Didacna Eichwald iz chetvertichnyh otlozheniy Tsentral'nogo Prikaspiya [Atlas and Key to Mollusks of the Genus Didacna Eichwald from Quaternary Deposits of the Central Caspian Region]. Nedra, Moskva, 87 pp.
page(s): 54-56, pl. 10, figs 9-11, pl. 11, figs 1-9 [details] Available for editors [request]
source of synonymy
Nevesskaja, L.A. (2007). History of the genus <i>Didacna</i> (Bivalvia: Cardiidae). <em>Paleontological Journal.</em> 41(9): 861-949.
page(s): 909 [details] Available for editors [request]
From editor or global species database
Synonymy Svitoch (1967) and Yanina (2005) considered D. subrudis Pravoslavlev, 1939 as a subjective synonym of Didacna grimmi Pravoslavlev, 1939 and classified it as a subspecies of Didacna catillus. Nevesskaja (2007) also considered both of Pravoslavlev' species synonymous but choose the subrudis as accepted. However, Svitoch acted as first reviser, making grimmi the valid name; the status as distinct species follows Nevesskaja (2007). [details]