World Register of Marine Species (WoRMS)
MolluscaBase eds. (2026). MolluscaBase. Euprymna morsei (A. E. Verrill, 1881). Accessed through: World Register of Marine Species at: https://www.marinespecies.org/aphia.php?p=taxdetails&id=342317 on 2026-08-03
Verrill, A. E. (1881). The Cephalopods of the Northeastern Coast of America. Part II. the smaller cephalopods, including the “ squids'” and the octopi, with other allied forms. Transactions of the Connecticut Academy of Arts and Sciences. 5: 259-446, pl. 26-56.
Sasaki, M. (1913). Decapod cephalopods found in Japan (Sepiolidae). Dobutsu-Gaku Zasshi [Zoological Magazine Tokyo]. 25:247-252 and 397-403.