Pilsbry, H. A. (1934). Pliocene fresh-water fossils of the Kettleman Hills and neighboring Californian oil fields. <em>The Nautilus.</em> 48(1): 15-17., available online athttps://www.biodiversitylibrary.org/page/8520846 page(s): 17; note: As Helisoma (?) kettlemanensis [details]
MolluscaBase eds. (2021). MolluscaBase. Helisoma kettlemanensis Pilsbry, 1934 †. Accessed through: Marine Species Traits editorial board (2021) Marine Species Traits at: https://www.marinespecies.org/traits/aphia.php?p=taxdetails&id=1260830 on 2025-05-11
Marine Species Traits editorial board (2025). Marine Species Traits. Helisoma kettlemanensis Pilsbry, 1934 †. Accessed at: https://www.marinespecies.org/traits/aphia.php?p=taxdetails&id=1260830 on 2025-05-11
original descriptionPilsbry, H. A. (1934). Pliocene fresh-water fossils of the Kettleman Hills and neighboring Californian oil fields. <em>The Nautilus.</em> 48(1): 15-17., available online athttps://www.biodiversitylibrary.org/page/8520846 page(s): 17; note: As Helisoma (?) kettlemanensis [details]