World Register of Marine Species (WoRMS)
MolluscaBase eds. (2026). MolluscaBase. Clavatula crebricostata Hinds, 1843. Accessed through: World Register of Marine Species at: https://www.marinespecies.org/aphia.php?p=taxdetails&id=1463841 on 2026-08-31
Hinds, R. B. (1843). On new species of Pleurotoma, Clavatula, and Mangelia. Proceedings of the Zoological Society of London. (1843) 11: 36-46.