Ontholestes,

Yang, Zhuo & Zhou, Hong-Zhang, 2012, Review of Chinese species of the genus Ontholestes Ganglbauer, 1895 (Coleoptera: Staphylinidae: Staphylininae) with description of two species new to science, Zootaxa 3191, pp. 1-20: 3

publication ID

http://doi.org/ 10.5281/zenodo.280063

persistent identifier

http://treatment.plazi.org/id/03F1EA75-FFD2-D617-D3C7-FDC61DFAFAAA

treatment provided by

Plazi

scientific name

Ontholestes
status

 

Key to species of Ontholestes  fauna of China

1. Body large, longer than 15 mm, sometimes nearly reaching 20 mm; temple almost as long as diameter of eye viewed from above............................................................................ O. tessellatus (Geoffroy) 

- Body small, less than 15 mm long, temple shorter than diameter of eye viewed from above........................... 2

2. Vertex with small smooth longitudinal space basally.......................................................... 3

- Vertex without small smooth longitudinal space basally....................................................... 4

3. Clypeus light yellow and smooth, without longitudinal grooves.............................. O. proximus Kirshenblat 

- Clypeus pitchy black with fine but distinct longitudinal grooves............................... O. orientalis Bernhauer 

4. Deflexed sides of elytra yellowish red.................................................. O. simulator Kirshenblat 

- Deflexed sides of elytra black............................................................................ 5

5. Maxillary palps brown, distal half of their last segment black.................................... O. oculatus (Sharp) 

- Maxillary palps entirely black............................................................................ 6

6. Antennae with 4–5 th segments long, 4 th at least twice as long as wide, 5 th distinctly longer than wide.................... 7

- Antennae with 4–5 th segments short, 4 th at most 1.5 times as long as wide, 5 th only slightly longer than wide.............. 8

7. Posterior margin of abdominal sternite VIII with rounded emargination medially; aedeagus with apex of paramere triangular....................................................................... O. xinqiaoensis Yang & Zhou  sp. nov.

- Posterior margin of abdominal sternite VIII with triangular emargination medially, aedeagus with apex of paramere rounded................................................................................... O. tenuicornis (Kraatz) 

8. Head wider than the pronoum............................................................................ 9

- Head narrower than pronodum.......................................................................... 10

9. Temples very short, eyes large and occupying nearly entire lateral length of head................ O. aurosparsus (Fauvel) 

- Temples only slightly shorter than diameter of eyes viewed from above............................ O. murinus (Linné) 

10. Temples extremely short, eyes very large and occupying almost entire lateral length of head................................................................................................... O. napoensis Yang & Zhou  sp. nov.

- Temples almost half as long as diameter of eye viewed from above............................ O. callistus (Hochhuth)