Chlaenius (Chlaenioctenus) Bates 1892
Creators: name: Liu, Ye
name: Shi, Hongliang
name: Liang, Hongbin
Publisher: name: Zenodo
Year: 2013
Subjects: Biodiversity
Taxonomy
Animalia
Arthropoda
Insecta
Coleoptera
Carabidae
Chlaenius

description: Key to species of subgenus Chlaenioctenus Bates, 1892
(Modified from Liu et al. 2010)
1. Femora wholly black (Figs. 10, 12)....................................................................... 2
- Femora more or less yellow in the middle (Figs. 2, 3, 6, 8, 14, 16, 18, 19)......................................... 5
2. Elytron with a yellow spot at posterior third (Figs. 1, 3, 9, 11, 17)............................................... 3
- Elytron with a yellow spot near the middle (Figs. 5, 7, 13, 15, 19)............................................... 4
3. Each of elytral intervals 2−8 glabrous medially, with a row of pubescence laterally (near striae); pronotum glabrous, with coppery metallic shine laterally. China (Hainan) (Figs. 9, 11, 22, 28)........................................ C. li sp. n.
- All elytral intervals regularly pubescent; pronotum pubescent, with green metallic shine laterally. China (Jiangxi, Guangdong)................................................................................... C. freyi Jedlička, 1960
4. Each of elytral intervals 2-8 with a row of regular punctures laterally (near striae); pronotum finely punctate. Myanmar ...................................................................................... C. pectinipes Bates, 1892
- Each of elytral intervals 2-8 with irregular punctures laterally (near striae), not displayed in a row; pronotum coarsely punctate. Thailand (Chiang Mai)........................................................... C. bilyi Kirschenhofer, 2009
5. Elytron with a yellow spot in or slightly behind the middle.....................................................6
- Elytron with a yellow spot at posterior third................................................................ 10
6. Elytral intervals regularly pubescent. China (Yunnan)......................... C. rotundithorax Liu & Kavanaugh, 2010
- Elytral intervals pubescent laterally, glabrous medially........................................................ 7
7. Elytron with a yellow spot in the middle; antennomeres 1−3 brown (Figs. 5−8). India (Darjeeling).... C. bodhidharma sp. n.
- Elytron with a yellow spot slightly behind the middle (Figs. 13, 15, 19); antennomeres 1−3 totally or partly black......... 8
8. Lateral margin of pronotum sinuate before posterior angle (Fig. 24)............................. C. eneides Bates, 1892
- Lateral margin of pronotum straight before posterior angle (Fig. 25)............................................. 9
9. Antennomere 1 yellow or light brown, genae strongly tumid, as long as half of eye in dorsal view (Fig. 19) Vietnam (Mau Son)....................................................................... C. langsonensis Kirschenhofer, 2008
10. Antennomere 1 dark brown; genae slightly tumid, as long as one-third of eye in dorsal view. Myanmar (Kachin)................................................................................. C. schillhammeri Kirschenhofer, 2003
11. Genae pubescent. China (Taiwan) ................................................. C. piligenys Liu & Liang, 2010
- Genae glabrous...................................................................................... 11
12. Pronotum coarsely punctate; elytral intervals pubescent laterally, glabrous medially. China (Guangxi)................................................................................................ C. sehnali Kirschenhofer, 2008
- Pronotum finely punctate; elytral intervals regularly pubescent................................................. 12
13. Antennomeres 1−3 yellow; pronotum wider than long (Figs. 1, 3, 20). China (Guangdong)................ C. cheni sp. n.
- Antennomeres 1−3 black or brown; pronotum longer than wide (Figs. 17, 18, 23). Vietnam (Tam Dao)....... C. aodai sp. n.
description: Published as part of Liu, Ye, Shi, Hongliang & Liang, Hongbin, 2013, Four new Chlaenius species (Coleoptera: Carabidae: Chlaeniini) from Asia and a key to the species of subgenus Chlaenioctenus, pp. 505-518 in Zootaxa 3630 (3) on page 506, DOI: 10.11646/zootaxa.3630.3.6, http://zenodo.org/record/5261763