Rudolph Amandus Philippi: Enumeratio molluscorum Siciliae cum viventium tum in tellure tertiaria fossilium quae in itinere suo observavit. Vol. 1. Simonis Schroppii et Sociorum, Berolini/Berlin, 1836. Online bei Biodiversity Heritage Library, hier S. 32/33, Taf. 21, Fig. 2a,b
William Healey Dall: Synopsis of the family Astartidae, with a review of the American species. Proceedings of the United States National Museum, 26 (1342): 933-951, 1903 Online bei Biodiversity Heritage Library, S. 936.
