original description
(of Cardium speluncarium Neumayr, 1875 †) Neumayr, M.; Paul, C.M. (1875). Die Congerien- und Paludienschichten Slavoniens und deren Faunen. <em>Abhandlungen der k. k. Geologischen Reichsanstalt.</em> 7(3): 1-106., available online at https://www.biodiversitylibrary.org/page/39115009
page(s): 22, pl. 8, fig. 24 [details]
basis of record
Stefanescu, S. (1896). Études sur les Terrains tertiaires de Roumanie. Contribution a l'étude des faunes sarmatique, pontique et levantine. <em>Mémoirs de la Société Géologique de France, Mémoir 15. Paléontologique.</em> 6 (2-3), 1-147.
page(s): 69 [details]
additional source
Andrusov, N. (1903). Studien über die Brackwassercardiden. Lieferung I. <em>Mémoires de l'Académie impériale des sciences de St.-Pétersbourg. VIIIe série. Classe physico-mathématique.</em> 13(3): 1-82., available online at https://biodiversitylibrary.org/page/37108785
page(s): 13 [details]
source of synonymy
Stevanović, P. 1990. Die pontische halbbrackische Molluskenfauna aus Serbien und Bosnien. 462-537. In: Stevanović, P., et al. (eds) Chronostratigraphie und Neostratotypen, VIII, Pl1. Pontien. JAZU & SANU, Zagreb, Beograd.
page(s): 489 [details]
From editor or global species database
New combination Stefanescu (1896) wrote in the discussion of the his genus Pontalmyra that Neumayr's species (among others) is similar to the Romanian representatives and thus must be referred to the same genus. [details]