MolluscaBase eds. (2025). MolluscaBase. Cyrtonella J. Hall, 1879 †. Accessed through: Marine Species Traits editorial board (2025) Marine Species Traits at: https://www.marinespecies.org/traits/aphia.php?p=taxdetails&id=1720106 on 2025-05-27
Marine Species Traits editorial board (2025). Marine Species Traits. Cyrtonella J. Hall, 1879 †. Accessed at: https://www.marinespecies.org/traits/aphia.php?p=taxdetails&id=1720106 on 2025-05-27
original descriptionHall, J. (1879). Natural history of New York. Geological Survey of New York. <em>Palaeontology.</em> vol. 5, part 2. Van Benthuysen, Albany. xv + 492 pp., 113 pls., available online athttps://www.digitale-sammlungen.de/en/view/bsb11383298?page=,1 page(s): 123 [details]