Earinus Wesmael 1837
Creators: name: Tang, Pu
name: Achterberg, Cornelis Van
name: Chen, Xue-Xin
Publisher: name: Zenodo
Year: 2018
Subjects: Biodiversity
Taxonomy
Animalia
Arthropoda
Insecta
Hymenoptera
Braconidae
Earinus

description: Key to Chinese species of the genus Earinus Wesmael
1. Head and mesosoma conspicuously long setose (Fig. 3G); face strongly and conspicuously punctate and laterally flattened compared to middle (Fig. 3B); hind tibia yellowish brown, but subbasally paler than apically (Fig. 3F). China (Heilongjiang, Jilin); Europe; Turkey; Far East Russia, Japan ................................................................................... E. elator (Fabricius, 1804)
- Head and mesosoma normally setose (Figs 1G, 2B, 4H, 5F, 6F, 7F); face at most punctulate and laterally weakly convex (Figs 1C, 2F, 4E, 5G, 6G, 7B); hind tibia (except apical third) largely or completely pale or whitish yellow or entirely dark brown or black (Figs 1I, 7E) ........................................................................................................................................................................ 2
2. Ovipositor sheath 0.3–0.5 × fore wing (= 0.25–0.45 × body and 0.5–0.8 × metasoma) (Figs 2A, 4A); third metasomal tergite without medial elevation (Figs 2H, 4G); basal half of ovipositor sheath largely narrow (Figs 2A, 4A); hind tibia pale yellowish subbasally or entirely black (Figs 2A, 4A).................................................................................................................................. 3
- Ovipositor sheath 0.9–1.3 × fore wing (= 0.8–1.4 × body and 1.4–2.6 × metasoma) (Figs 5A, 6A, 7A); third metasomal tergite with medial elevation (Figs 1F, 5D, 6I); basal half of ovipositor sheath largely ribbon-shaped (Figs 5A, 6A, 7A); hind tibia with dark brown or brown dorsal spot subbasally (Figs 1I, 5A, 6A, 7E)............................................................................................. 5
3. Metasoma black (Fig. 2H); hind coxa and femur pale yellowish (Fig. 2A); ovipositor sheath about 0.3 × fore wing (Fig. 2A); face distinctly punctate (Fig. 2F). China (Guizhou); Vietnam .......................... E. brevistigmus van Achterberg et Long, 2010
- Metasoma entirely or largely yellowish red (Fig. 4G); hind coxa and femur dark brown (Fig. 4A); ovipositor sheath about 0.5 × fore wing (Fig. 4A); face sparsely minutely punctate (Fig. 4E) .............................................................................................. 4
4. Length of malar space 2.1 × basal width of mandible (Fig. 4H); POL 0.9 × OOL (Fig. 4F); length of first metasomal tergite equal to its apical width (Fig. 4G); fore leg largely yellowish brown (Fig. 4A); basal half of first tergite faintly striate (Fig. 4G). China (Zhejiang).......................................................................................................................................... E. longigena sp. nov.
- Length of malar space 2.6-2.7 × basal width of mandible; POL 0.7 × OOL; length of first metasomal tergite 1.3 ×its apical width; fore leg almost entirely black; first tergite smooth. China (Taiwan, Fujian?).............. E. bicolor Chou et Sharkey, 1989
5. Hind femur comparatively short and less slender (Figs 1I, 6H); first metasomal tergite robust (Figs 1F, 6I); colour of hind tibial spurs similar to colour of middle of hind basitarsus (Fig. 1I) ..................................................................................................... 6
- Hind femur comparatively long and slender (Figs 5H, 7E); first tergite less robust (Fig. 5D); relative colour of hind tibial spurs and middle of basitarsus variable (Figs 5A, 7E) .......................................................................................................................... 7
6. Mandible yellowish or brown (Fig. 1C); area of second tergite truncate medio-posteriorly (Fig. 1F); hind tibial spurs dark brown (Fig. 1I). China (Tibet, Fuzhou?, Yunnan?, Taiwan?); Vietnam; Thailand. E. aurantius van Achterberg et Long, 2010
- Mandible black (Fig. 6G); area of second tergite protruding medio-posteriorly (Fig. 6I); hind tibial spurs yellowish brown (Fig. 6A). China (Sichuan, Zhejiang)..................................................................................................................... E. protinus sp. nov.
7. Mandible brown (but basally darker) (Fig. 7B); scapus gradually curved dorsally; hind basitarsus largely dark brown, middle similar to hind spurs (Fig. 7E). China (Guizhou, Fujian)........................................................ E. wuyiensis Chen et Yang, 1999
- Mandible black (Fig. 5G); scapus angularly curved dorsally; hind basitarsus pale yellowish, middle paler than hind spurs (Fig. 5A). China (Tibet) ....................................................................................................................................... E. pallitarsus sp. nov.
description: Published as part of Tang, Pu, Achterberg, Cornelis Van & Chen, Xue-Xin, 2018, Review of the genus Earinus Wesmael (Hymenoptera, Braconidae, Agathidinae) from China, pp. 345-358 in Zootaxa 4504 (3) on page 346, DOI: 10.11646/zootaxa.4504.3.2, http://zenodo.org/record/2606436