Bock, P. (2021). World List of Bryozoa. Hemitrypa clarkei Crockford, 1947 †. Accessed through: Marine Species Traits editorial board (2021) Marine Species Traits at: https://www.marinespecies.org/traits/aphia.php?p=taxdetails&id=1403696 on 2024-08-14
Marine Species Traits editorial board (2024). Marine Species Traits. Hemitrypa clarkei Crockford, 1947 †. Accessed at: https://marinespecies.org/traits/aphia.php?p=taxdetails&id=1403696 on 2024-08-14