MolluscaBase name details
original description
(of Sphaerium Scopoli, 1777) Scopoli, G.A. (1777). Introductio ad historiam naturalem, sistens genera lapidum, plantarum et animalium hactenus detecta, caracteribus essentialibus donata, in tribus divisa, subinde ad leges naturae. <em>Pragae. Wolfgang Gerle.</em> Pp i-x + 1-506., available online at http://www.biodiversitylibrary.org/bibliography/10827
page(s): 397 [details]
basis of record
Grabau, A.W. (1923). Cretaceous fossils from Shantung. <em>Bulletin of the Geological Survey of China.</em> 5(2): 143-181. [details]