Monks, Sarah P. (1904-04-01). "Variability and Autotomy of Phataria". Proceedings of the Academy of Natural Sciences of Philadelphia. 56 (2): 596–600. ISSN0097-3157. JSTOR4063000.
marinespecies.org
Ophidiasteridae World Register of Marine Species. Retrieved 2011-10-17.
Monks, Sarah P. (1904-04-01). "Variability and Autotomy of Phataria". Proceedings of the Academy of Natural Sciences of Philadelphia. 56 (2): 596–600. ISSN0097-3157. JSTOR4063000.