original description
(of Didemnum mortenseni Michaelsen, 1924) Michaelsen, W. (1924). Ascidiae Krikobranchiae von Neuseeland, den Chatham und den Auckland Inseln. <em>Vid. Meddel. Dansk Nat. Foren.</em> 77: 263-434. [details] Available for editors [request]
basis of record
Sanamyan, K. (2007). Database of extant Ascidiacea. Version of 2 November 2007. (look up in IMIS) [details]
From editor or global species database
Genetic nomenclature abbreviation Psymor [details]