World Register of Marine Species (WoRMS)
Pellucidoceras trusitum (J. M. Clarke & Ruedemann, 1903)
MolluscaBase eds. (2026). MolluscaBase. Pellucidoceras trusitum (J. M. Clarke & Ruedemann, 1903)&nbsp;&#8224;. Accessed through: World Register of Marine Species at: https://www.marinespecies.org/aphia.php?p=taxdetails&id=1868817 on 2026-08-30
Pseudorthoceratida incertae sedis
Clarke, J. M.; Ruedemann, R. (1903). Guelph fauna in the state of New York. New York State Museum Memoirs. 5: 1-100.