World Register of Marine Species (WoRMS)
MolluscaBase eds. (2026). MolluscaBase. Hapaloctopus Taki, 1962. Accessed through: World Register of Marine Species at: https://www.marinespecies.org/aphia.php?p=taxdetails&id=527170 on 2026-08-28
Taki, I. (1962). On species newly added to the fauna of Japanese Cephalopoda [in Japanese]. Dobutsu-Gaku Zasshi [Zoological Magazine, Tokyo]. 71: 397-398.