Hsu, Chia-Hsin, and Kai-Chun Chang. “Sea Urchins of Hong Kong: Corrections of Misidentifications and an Updated Species List”. Zootaxa 5683, no. 1 (August 19, 2025): 142–150. Accessed August 19, 2025. https://www.mapress.com/zt/article/view/zootaxa.5683.1.9.