Clark, Roger N., and Stephen C. Jewett. “A New Sea Star of the Genus Hippasteria (Asteroidea: Goniasteridae) from the Aleutian Islands”. Zootaxa 2963, no. 1 (July 12, 2011): 48–54. Accessed June 17, 2025. https://mapress.com/zt/article/view/zootaxa.2963.1.2.