Mammals of Korea: a review of their taxonomy, distribution and conservation status Author Jo, Yeong-Seok Author Baccus, John T. Author Koprowski, John L. text Zootaxa 2018 2018-11-19 4522 1 1 216 journal article 27944 10.11646/zootaxa.4522.1.1 58e0c7c5-75ec-4b1b-beb0-d01527f710f9 1175-5326 2610198 C24EFA8A-A5A0-4B06-A0A9-632F542B9529 Genus Berardius Duvernoy, 1851 Two species have been recognized based on genetic analyses, B. arnuxii in the Southern Hemisphere and B. bairdii in the North Pacific Ocean ( Dalebout 2002 , Dalebout et al . 2004 ). Mead and Brownell (2005) suggested that Berardius could be monotypic. A third and as yet unnamed species (informally known as ‘Karasu’) was described in 2016 in the North Pacific ( Morin et al. 2017 ).