Nomenclature
original description
Örsted, A. S. (1843). Forsog til en ny Classification af Planarierne (Planariea Dugès) grundet paa mikroskopisk-anatomiske Undersogelser. <em>Naturhistorisk Tidsskrift.</em> 4(8): 519–581., available online at https://www.biodiversitylibrary.org/page/2323275 [details] 
From editor or global species database
Synonymy Cerebratulus assimilis (partim) = Nemertes assimilis [details]