Gale, Andy S., and John W.M. Jagt. “The Fossil Record of the Family Benthopectinidae (Echinodermata, Asteroidea), a Reappraisal”. European Journal of Taxonomy 755, no. 1 (June 23, 2021): 149–190. Accessed April 24, 2026. https://ejt.sandbox.publicknowledgeproject.org/index.php/ejt/article/view/1405.