Oxyporus

Li, Guo-Feng, Wang, Chun-Mei, Li, Hong-Wei & Hou, Yun-Ping, 2015, A new species of the genus Oxyporus Fabricius (Coleoptera: Staphylinidae: Oxyporinae) in Yunnan, China, Zootaxa 3926 (4), pp. 595-599 : 598-599

Key to the species of Oxyporus of Yunnan

1 Body entirely black; known from Baoshan................................................... O. femoratus Zheng

- Body bicolor......................................................................................... 2

2 Head black to brownish black............................................................................ 3

- Head yellow to reddish yellow........................................................................... 7

3 Maximum length more than 9 mm; known from Lijiang........................................ O. germanus Sharp

- Maximum length no more than 9 mm ...................................................................... 4

4 Abdomen brownish yellow, with two longitudinal black fasciae on tergites 3–7; known from Binchuan.. O.bifasciarius Zheng

- Abdomen without black longitudinal fasciae................................................................5

5 Abdominal tergites 3–4 or 3–5 yellow to reddish yellow; known from Dali.......................... O. riparius Zheng

- Abdominal tergites 3–4 or 3–5 black..................................................................... 6

6 Elytra with black area in basal part of suture; pronotal disc bearing 2 vague longitudinal depressiions in middle just behind the transverse depression; know from Lijiang......................................... O. transversesulcatus Bernhauer

- Elytra without black area in basal part of suture, pronotal disc bearing 3 vague longitudinal depressiions in middle just behind the transverse depression; known from Kunming........................................ O. kunmingius sp. nov. Li

7 Abdominal segments 3–5 black; known from Lijiang............................................. O. yulong Zheng

- Abdominal segments 3–5 brownish yellow to reddish yellow...................................................8

8 Posterior portion of gula and metasternum brownish yellow; known from Puer............................ O. lii Zheng

- Posterior portion of gula and metasternum reddish yellow; known from Puer............................ O. puerius Li