World Register of Marine Species (WoRMS)
MolluscaBase eds. (2026). MolluscaBase. Isorthoceras oneidaense (Walcott, 1883)&nbsp;&#8224;. Accessed through: World Register of Marine Species at: https://www.marinespecies.org/aphia.php?p=taxdetails&id=1884810 on 2026-08-30
Walcott C.D. (1883). Descriptions of new species of fossils from the Trenton Group of New York. 35th Annual Report of the New York State Museum of Natural History, 1884. 207-214. [ Advanced print, Oct. 15, 1883: 1–8].