Philippi, R. A. (1844). <i>Enumeratio molluscorum Siciliae cum viventium tum in tellure tertiaria fossilium, quae in itinere suo observavit. Vol. 2</i>. Halle [Halis Saxorum]: Eduard Anton. iv + 303 pp., pls 13-28., available online athttps://www.biodiversitylibrary.org/page/46936062 page(s): 152 [details]
MolluscaBase eds. (2024). MolluscaBase. Trochus villicus R. A. Philippi, 1844. Accessed through: World Register of Marine Species at: https://www.marinespecies.org/aphia.php?p=taxdetails&id=750807 on 2024-11-24
original descriptionPhilippi, R. A. (1844). <i>Enumeratio molluscorum Siciliae cum viventium tum in tellure tertiaria fossilium, quae in itinere suo observavit. Vol. 2</i>. Halle [Halis Saxorum]: Eduard Anton. iv + 303 pp., pls 13-28., available online athttps://www.biodiversitylibrary.org/page/46936062 page(s): 152 [details]