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 Myotis in Korea 1 Forearm> 45 mm ; orange pelage; wing membrane black.............................................. M. rufoniger - Forearm < 45 mm ; brown to gray pelage.................................................................... 2 2 Stiff hairs present on uropatagium margin........................................................ M. bombinus - Stiff hairs absent on uropatagium margin................................................................... 3 3 Posterior uropatagium margins form acute angle............................................................. 4 - Posterior uropatagium margins form obtuse angle............................................................ 5 4 Plagiopatagium inserted in middle or bottom of sole of upper heel or lower tibia...................... M. macrodactylus - Plagiopatagium attached at middle of ankles.......................................................... M. petax 5 Length of tibia> 18 mm ; forearm 35–42 mm ................................................... M. longicaudatus - Length of tibia < 17.5 mm ............................................................................... 6 6 Dog-leg blood vessel on uropatagium ( Fig. 22 ).................................................... M. ikonnikovi - Straight blood vessel on uropatagium............................................... ‘ M. sibiricus (or M. davidii )* *For identification of M. sibiricus and M. davidii , molecular analysis is needed ( Tsytsulina et al. 2012 ).