original description
Müller, J. (1851). Monographie der Petrefacten der Aachener Kreideformation. Zweite Abtheilung. Henry & Cohen, Bonn, 88 pp. + pls. 3–6.
page(s): 66, pl. 2, fig. 5a, b [details]
From editor or global species database
Nomenclature New name for the secondary homonym Venus numismalis J. Müller, 1849, non Lucina nummismalis [sic] Matheron, 1842 (a homonym according to ICZN Art. 58.7). [details]