original description
Jatsko, I.Ya. (1972). Nayady verkhnego kaynozoya yugo-zapada Ukrainy i Moldavii (opisaniye i stratigraficheskiye zametki [Naiads of the Upper Cenozoic in the south-west of Ukraine and Moldova (description and stratigraphic notes)]. Lvov State University, Lvov, 146 pp.
page(s): 20-21, pl. 2, fig. 11a, b [details] Available for editors [request]
From editor or global species database
Type locality Type locality unclear, Jatsko indicated two localities ("v okrestnostyakh sel Isacova (MSSR) i Bakalovo (USSR)" [in the vicinity of the villages of Isakov (Moldova) and Bakalove (Ukraine)]), but he did not specific from which the holotype comes from [details]