original description
Tokioka, T. (1962). Contribution to Japanese ascidian fauna. 18. Ascidians from Sado Islands and some records from Sagami Bay. <em>Publ. Seto Mar. Biol. Lab.</em> 10(1): 1-20. [details] Available for editors [request]
additional source
van der Land, J. (ed). (2008). UNESCO-IOC Register of Marine Organisms (URMO). , available online at http://www.marinespecies.org/urmo/ [details]
From editor or global species database
Genetic nomenclature abbreviation Spjapo [details]