Neurolarthra Fischer, 1976

Yao, Junli, Achterberg, Cornelis Van, Sharkey, Michael J., Chapman, Eric G. & Chen, Jiahua, 2018, Two species and a genus new for Thailand, with description of a new species of Neurolarthra Fischer (Hymenoptera: Braconidae: Alysiinae), Zootaxa 4438 (3), pp. 551-560 : 554

Key to species of the genus Neurolarthra Fischer, 1976

1. Fore and mid femora without a small ventral tooth subapically (A1); body mainly black or dark brown (A1); mid pit round, comparatively small (B1); hind femora and tegulum dark brown; vein m-cu of hind wing far antefurcal, second part of vein 1M of hind wing about as long as vein 1r-m (C1)........................................... N. procera Fischer, 2006

- Fore and mid femora with a small ventral tooth subapically (A2); body mainly brownish or yellowish (A2); mid pit elliptical, large (A2); hind femora brownish yellow or infuscate; tegulum pale yellowish; vein m-cu of hind wing slightly antefurcal, second part of vein 1M of hind wing shorter than vein 1r-m (C2).................................................. 2

2. Pterostigma gradually narrowed apically, not well differentiated from vein R1and comparatively wide subbasally (A1); vein m-cu of hind wing comparatively far removed from vein 2M (this second part of vein 1M comparatively long) (B1); vein 1mcu of fore wing about 0.8 × as long as vein 2RS (C1)....................................... N. ultima ( Papp, 1967)

- Pterostigma distinctly differentiated from vein R1 and slender subbasally (A2); vein m-cu of hind wing comparatively close to vein 2M (this second part of vein 1M comparatively short) (B2); vein 1m-cu of fore wing 0.5–0.7 × as long as vein 2RS (C2)............................................................................. N. karensharkeyae Yao n. sp.