World Register of Marine Species (WoRMS)
Drupa ricinus hadari W. K. Emerson & Cernohorsky, 1973
MolluscaBase eds. (2026). MolluscaBase. Drupa ricinus hadari W. K. Emerson & Cernohorsky, 1973. Accessed through: World Register of Marine Species at: https://www.marinespecies.org/aphia.php?p=taxdetails&id=817270 on 2026-08-02
Emerson, W. K. & Cernohorsky, W. O. (1973). The genus Drupa in the Indo-Pacific. Indo-Paciflc Mollusca. 3(13): 1-40.