World Register of Marine Species (WoRMS)
Seguenziopsis bicorona B. A. Marshall, 1983
MolluscaBase eds. (2026). MolluscaBase. Seguenziopsis bicorona B. A. Marshall, 1983. Accessed through: World Register of Marine Species at: https://www.marinespecies.org/aphia.php?p=taxdetails&id=492388 on 2026-08-30
Marshall, B. A. (1983). Recent and Tertiary Seguenziidae (Mollusca: Gastropoda) from the New Zealand region. New Zealand Journal of Zoology. 10: 235-262.