MolluscaBase name details
original description
(of Ptychorhynchoideus kolasii Modell, 1931 †) Modell, H. (1931). Die Najaden der oberbayerischen Cyrenenschichten. <em>Palaeontographica.</em> 75(3-6): 63-80.
page(s): 71, pl. 13, figs 7-9, pl. 14, figs 15d-f [details] Available for editors [request]
basis of record
Modell, H. (1958). Die tertiƤren Najaden des ungarischen Beckens. <em>Geologisches Jahrbuch.</em> 75: 197-249.
page(s): 204 [details] Available for editors [request]