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 Key to species of Genus Mesoplodon in Korea 1 White pattern present on throat................................................................. M. stejnegeri - White pattern absent on throat........................................................................... 2 2 Forehead flattened; male tusk very large; lower jaw massive with strongly arched contour................. M. densirostris - Long forehead with small rounded melon; male has small flattened tusks that barely protrude from gum line of the middle of lower jaw (female tusk absence); jawline strongly arched........................................... M. ginkgodens