Nakaya, Kazuhiro, and Junro Kawauchi. 2013. “A Review of the genus Apristurus (Chondrichthyes: Carcharhiniformes: Scyliorhinidae) from Taiwanese Waters”. Zootaxa 3752 (1). Auckland, New Zealand:130–171. https://doi.org/10.11646/zootaxa.3752.1.9.