Two new species of Nazeris Fauvel in the Luoxiao Mountain Range, China (Coleoptera, Staphylinidae, Paederinae) Author Hu, Jia-Yao Author Liu, Yi-Xiao Author Li, Li-Zhen text Zootaxa 2018 2018-01-10 4370 2 180 188 journal article 31037 10.11646/zootaxa.4370.2.6 da2b247d-1a75-4dc8-90fc-cbfddc9e9eea 1175-5326 1143933 AC521CAE-DB28-401F-98FF-6595B9571D8E Key to Nazeris species of Luoxiao Mountain Range 1 Head with umbilicate punctation.......................................................................... 2 - Head with non-umbilicate punctation...................................................................... 8 2 Body reddish brown, less than 4.6 mm ..................................................................... 3 - Body dark brown, more than 5.0 mm...................................................................... 4 3 Apex of ventral process of the aedeagus with dorsal process in lateral view; dorso-lateral apophyses roundly widened at apex in ventral view ( Hu & Li, 2015: 4, Fig. 1D, 1E )..................................... N . luoxiaoshanus Hu & Li, 2015 - Apex of ventral process of the aedeagus simply acute in lateral view; dorso-lateral apophyses triangularly widened at apex in ventral view ( Hu & Li, 2015: 5, Fig. 2D, 2E ).......................................... N . pengzhongi Hu & Li, 2015 4 Apex of ventral process of the aedeagus divided into two branches in ventral view.................................. 5 - Apex of ventral process of the aedeagus without branches in ventral view......................................... 6 5 Apical branches of ventral process of the aedeagus narrow and straight in ventral view ( Hu & Li, 2015: 7, Fig. 3D ).......................................................................................... N. divisus Hu & Li, 2015 - Apical branches of ventral process of the aedeagus wide and curved in ventral view ( Hu & Li, 2015: 9, Fig. 4D ) ......................................................................................... N. paradivisus Hu & Li, 2015 6 Ventral process of the aedeagus shallowly concave at apex in ventral view ( Hu & Li, 2015: 10, Fig. 5D ) ................................................................................................ ... N. xiaobini Hu & Li, 2015 - Ventral process of the aedeagus prominent at apex in ventral view............................................... 7 7 Ventral process of the aedeagus with parallel sides in apical third in ventral view ( Hu & Li, 2015: 11, Fig. 6D ).......................................................................................... N. congchaoi Hu & Li, 2015 - Ventral process of the aedeagus triangularly widened in apical third in ventral view ( Hu & Li, 2015: 13, Fig. 7D ).......................................................................................... N. nannani Hu & Li, 2015 8 Abdominal tergites with fine microsculpture................................................................ 9 - Abdominal tergites lacking microsculpture................................................................ 12 9 Body reddish brown, less than 4.7 mm .................................................................... 10 - Body dark brown, more than 5.5 mm ..................................................................... 11 10 Ventral process of the aedeagus with acute apex in lateral view; dorso-lateral apophyses distinctly thickened apically in ventral view ( Hu & Li, 2015: 14, Fig. 8D, 8E )................................................... N. rufus Hu & Li, 2015 - Ventral process of the aedeagus with broad apex in lateral view ( Fig. 21 ); dorso-lateral apophyses not thickened apically in ventral view ( Fig. 20 )........................................................... N. jiaweii Hu, Liu & Li , sp. n. 11 Ventral process of the aedeagus distinctly asymmetric, the left apical process much shorter than the right one in ventral view ( Assing, 2014: 26, Fig. 58 )......................................................... N . inaequalis Assing, 2014 - Ventral process of the aedeagus symmetric ( Fig. 15 )................................. N. yipingae Hu, Liu & Li , sp. n. 12 Male sternite VII with posterior margin shallowly concave in the middle......................................... 13 - Male sternite VII with posterior margin distinctly prominent in the middle....................................... 14 13 Male sternite VIII with U-shaped posterior excision; apex of ventral process of the aedeagus prominent in ventral view ( Hu & Li, 2015: 15, Fig. 9C, 9D )............................................................. N. ziweii Hu & Li, 2015 - Male sternite VIII with broadly triangular posterior excision; apex of ventral process of the aedeagus with V-shaped excision in ventral view ( Hu & Li, 2015: 16, Fig. 10C, 10D )..................................... N. daweishanus Hu & Li, 2015 14 Dorso-lateral apophyses of the aedeagus not reaching apex of ventral process ( Hu & Li, 2015: 19, Fig. 12D ).............................................................................................. .. N. zekani Hu & Li, 2015 - Dorso-lateral apophyses of the aedeagus extending beyond apex of ventral process................................. 15 15 Ventral process of the aedeagus long, constricted in the middle in ventral view ( Assing, 2014: 26, Fig. 66 )................................................................................................ N . proiectus Assing, 2014 - Ventral process of the aedeagus short, widened in the middle in ventral view ( Hu & Li, 2015: 18, Fig. 11D )............................................................................................. N. prominens Hu & Li, 2015