Order Cetacea Author Wilson, Don E. Author Reeder, DeeAnn text 2005 The Johns Hopkins University Press Baltimore Mammal Species of the World: a Taxonomic and Geographic Reference (3 rd Edition), Volume 1 723 743 book chapter 0-8018-8221-4 10.5281/zenodo.7316519 Delphinapterus leucas (Pallas 1776) [Delphinus] leucas Pallas 1776 , Reise Prov. Russ. Reichs, Vol. 3, 1: 85 [footnote] . Type Locality: NE Siberia, "die im Obischen Meerbusen" (= mouth of Ob River). Vernacular Names: Beluga . Synonyms: Delphinapterus albicans (Lacépède 1804) ; Delphinapterus beluga Lacépède 1804 ; Delphinapterus catodon ( Gray 1846 ) ; Delphinapterus dorofeevi Barabash and Klumov 1935 ; Delphinapterus marisalbi Ostroumov 1935 . Distribution: Circumpolar in Arctic seas; Okhotsk and Bering Seas; northern Gulf of Alaska (Cook Inlet); Gulf of St. Lawrence: arctic to cold-temperate waters; occasionally strays south to Honshu, Japan ; France ; and Massachusetts , USA . Conservation: CITES – Appendix II; IUCN – Vulnerable. Discussion: Reviewed by Kleinenberg et al. (1969) , T . G. Smith et al. (1990), Stewart and Stewart (1989 , Mammalian Species, 336) and Brodie (1989) .