Nelson L.A. (1947). Two New Genera of Paleozoic Gastropods. <em>Journal of Paleontology.</em> 21: 460-465. page(s): 462 [details]
MolluscaBase eds. (2024). MolluscaBase. Paragoniozona sarlei Nelson, 1947 †. Accessed through: World Register of Marine Species at: https://www.marinespecies.org/aphia.php?p=taxdetails&id=1658241 on 2024-07-12