MolluscaBase taxon details
original description
(of Leda perovalis Koenen, 1893 †) Koenen A. von. (1893). Das Norddeutsche Unter-Oligocän und seine Mollusken-Fauna. part. V: Pelecypoda. I: Asiphonida (Monomyaria, Heteromyaria, Homomyaria), II: Integropalliata. <em>Abhandlungen zur Geologischen Specialkarte von Preussen und den Thüringinschen Staaten.</em> 5(5): 1005-1244.
page(s): 1123, pl. XXV, figs. 2 (a-c), 3(a-c) [details]
basis of record
Hacobjan V.T. (ed.). (1974). Atlas of the fossil fauna of Armenian SSR [= Атлас ископаемой фауны Армянской ССР]. <em>Yerevan: The Armenian SSR Academy of Science Press.</em> 838 p.
page(s): 326, pl. 167, fig. 1-3 [details]