Mammals of Korea: a review of their taxonomy, distribution and conservation status Jo, Yeong-Seok Baccus, John T. Koprowski, John L. Zootaxa 2018 2018-11-19 4522 1 1 216 3Z5 Bowdich 1821 [377,491,404,430] Mammalia GBIF Animalia Rodentia 162 163 Chordata order    1 Hind leg 4 times length of fore leg................................................................ Sminthidae  - Hind leg <4 times length of fore leg....................................................................... 2   2 Cheek teeth> 3 inupper jaw, 3 inlower jaw................................................................. 3  - Cheek teeth 3 inupper jaw, 3 inlower jaw.................................................................. 4   3 Cheek teeth 5 inupper jaw, 4 inlower jaw; prominent postorbital process, small body size (< 500 g) with hairy tail. Sciuridae  - Cheek teeth 4 inupper jaw, 4 inlower jaw; postorbital bar present; upper incisors orange; length of maxillary tooth row> 23 mm; large body size (> 2 kg) with naked tail........................................................ Echimyidae   4 Cricetine dental plan: prismatic cheek teeth without prominent cusps (teeth line even in side view); short tail hairy. Cricetidae  - Murine dental plan: cuspidate cheek teeth with cusps in 3 longitudinal rows; long tail with scale and hairs......... Muridae