Müller (1851) listed "Pileopsis compressa Müller" in synonymy, referring to an his older species list from 1849, ... [details]
Invalid: junior homonym of Dentalium alternans J. Müller, 1851 [details]
Invalid: junior homonym of Voluta dorbignyana J. Müller, 1851 [details]
New name for the secondary homonym Venus numismalis J. Müller, 1849, non Lucina nummismalis [sic] Matheron, 1842 ... [details]