Review of Chinese species of the genus Ontholestes Ganglbauer, 1895 (Coleoptera: Staphylinidae: Staphylininae) with description of two species new to science Author Yang, Zhuo Author Zhou, Hong-Zhang text Zootaxa 2012 3191 1 20 journal article 45447 10.5281/zenodo.280063 7732fc28-a93d-4b7b-a2dd-919ba752b747 1175-5326 280063 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 4–5th segments long, 4th at least twice as long as wide, 5th distinctly longer than wide.................... 7 - Antennae with 4–5th segments short, 4th at most 1.5 times as long as wide, 5th 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)