Apanteles metacarpalis
Creators: name: Liu, Zhen
name: He, Jun-Hua
name: Chen, Xue-Xin
Publisher: name: Zenodo
Year: 2014
Subjects: Biodiversity
Taxonomy
Animalia
Arthropoda
Insecta
Hymenoptera
Braconidae
Apanteles
Apanteles metacarpalis

description: Key to species of metacarpalis -group of Apanteles from China
1. Metacarp at most twice as long as its distance from apex of the marginal cell...................................... 2
- Metacarp at least three times as long as its distance from apex of the marginal cell.................................. 6
2. Basal field of T2+3 very small; ovipositor sheath truncate apically. China (Neimenggu); Italy, Mongolia ................................................................................................... A. pelopea Nixon, 1973
- Basal field of T2+3 larger; ovipositor sheath not truncate apically............................................... 3
3. T1 not strongly narrowed posteriorly; T2 slightly transverse; vein cu-a straight and perpendicular to vein 1-1A. China (Hebei)......................................................................... A. transtergum Liu & Chen, sp. n.
- T1 strongly narrowed posteriorly; T2 triangular to subtriangular; vein cu-a more or less curved and oblique inwardly...... 4
4. Vein 1-1A short, only 1/5 of fold of vannal lobe; antenna distinctly shorter than body; ovipositor sheath hammer-like.................................................................................... A. malleus Liu & Chen, sp. n.
- Vein 1-1A relatively long, about 1/3 of fold of vannal lobe; antenna almost as long as body length; ovipositor sheath not ham- mer-like............................................................................................. 5
5. Wings milky-white; penultimate antennomere only slightly longer than wide; apical margin of clypeus weakly elliptic; very black. China (Shanxi); Palaearctic Region........................................ A. metacarpalis (Thomson 1895)
- Wing membrane hyaline; penultimate antennomere 1.5× as long as wide; apical margin of clypeus strongly elliptic; not that black, pruinose. China (Jilin, Liaoning)............................................ A. dumosus Liu & Chen, sp. n.
6. T1 parallel-sided at anterior half, but abruptly strongly narrowed to apex at posterior half; antenna distinctly longer than body; apical margin of clypeus emarginated. China (Zhejiang)....................... A. cosmopterygivorus Liu & Chen, sp. n.
- T1 subparallel and gradually constrict posteriorly; antenna at most as long as body; apical margin of clypeus straight...... 7
7. Basal field of T2+3 very small; penultimate antennomere only slight longer than wide; spurs of hind tibia of equal size.................................................................................. A. incurvus Liu & Chen, sp. n.
- Basal field of T2+3 larger; penultimate antennomere at least 1.5× as long as wide; inner spur of hind tibia very distinctly longer than outer one. China (Ningxia); Palearctic region...................................... A. corvinus Reinhard, 1880
description: Published as part of Liu, Zhen, He, Jun-Hua & Chen, Xue-Xin, 2014, The grandiculus- and metacarpalis - group of the genus Apanteles Foerster, 1862 (Hymenoptera, Braconidae, Microgastrinae) from China, with descriptions of eight new species, pp. 435-457 in Zootaxa 3765 (5) on page 443, DOI: 10.11646/zootaxa.3765.5.3, http://zenodo.org/record/249861