original description
Sars, G.O. (1902). Copepoda Calanoida, Parts III & IV, Aetideidae (concluded), Euchaetidae, Phaennidae. <em>An Account of the Crustacea of Norway, with short descriptions and figures of all the species. Bergen Museum.</em> 4:27-48, pls. 17-96. (look up in IMIS) [details] 
context source (Deepsea)
Intergovernmental Oceanographic Commission (IOC) of UNESCO. The Ocean Biogeographic Information System (OBIS), available online at http://www.iobis.org/ [details]
Present
Inaccurate
Introduced: alien
Containing type locality
From editor or global species database
Undinopsis similis from Sars, G.O. 1902