Apanteles grandiculus

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, Zootaxa 3765 (5), pp. 435-457 : 436-437

Key to species of the grandiculus -group of Apanteles from China

1. Pterostigma evenly brown; vein r not or hardly longer than vein 2-SR and forming a distinct angle with it. China (Qinghai); Japan, Korea, Malaysia Peninsular.................................................. A. conopiae Watanabe, 1934

- Pterostigma pale with darker border; vein r obviously longer than vein 2-SR and hardly or indistinctly forming an angle with it.................................................................................................... 2

2. Ovipositor sheath only 1.5× as long as hind tibia, thicker and expanded apically; apex of abdomen truncate in lateral view. China (Fujian).............................................................. A. muticiculus Liu & Chen , sp. n.

- Ovipositor sheath at least 2× as long as hind tibia, thinner and parallel-sized; hypopygium usually surpass apex of abdomen. 3

3. Hind femur black; penultimate antennomere nearly 1.2× as long as wide; T1 with trough medial-apically. China (Fujian).............................................................................. A. spiciculus Chen & Song, 2004

- Hind femur reddish yellow; penultimate antennomere at least 2× as long as wide; T1 without trough medial-apically....... 4

4. Ovipositor sheath about 2× as long as hind tibia............................................................. 5

- Ovipositor sheath very long, at least 2.5× as long as hind tibia.................................................. 6

5. Antenna shorter than body; 1st discal cell a little wider than high; T2 smaller with sinuate on upper and lower sides; ocelli arranged in a low triangle. China (Shanxi, Henan, Zhejiang, Fujian, Guangdong)............. A. parvus Liu & Chen , sp. n.

- Antenna as long as body; 1st discal cell as wide as high; T2 larger or wider, only sinuate on lower side; ocelli arranged in a high triangle. China (Fujian); India, Vietnam....................................... A. grandiculus Wilkinson, 1929

6. Hypopygium larger, and remarkably longer than abdomen; ocelli arranged in a high triangle; penultimate antennomere 2.4× as long as wide. China (Guangdong)................................................ A. flavicapus Liu & Chen , sp. n.

- Hypopygium smaller, only slightly longer than abdomen; ocelli arranged in a low triangle; penultimate antennomere 3× as long as wide. China (Jiangxi, Zhejiang, Fujian)................................. A. longicaudatus You & Zhou, 1991