World Register of Marine Species (WoRMS)
MolluscaBase eds. (2026). MolluscaBase. Roxania semilaevis (G. Seguenza, 1880). Accessed through: World Register of Marine Species at: https://www.marinespecies.org/aphia.php?p=taxdetails&id=509655 on 2026-08-01
Seguenza, G. (1880). Le formazioni terziarie nella provincia di Reggio (Calabria). Atti della R. Accademia dei Lincei, ser. 3, Memorie della Classe di Scienze Fisiche, Matematiche e Naturali. 6: 1–445, pls 1-17.
Verrill, A. E. (1880). Notice of recent addition to the marine Invertebrata of the northeastern coast of America, with descriptions of new genera and species and critical remarks on others. Part II - Mollusca, with notes on Annelida, Echinodermata, etc, collected by the United States Fish Commission. Proceedings of the United States National Museum. 3: 356-409.