Pergaphaga, : Gupta, 1987

Wharton, Robert, Cammack, Jonathan & Mullins, Patricia, 2010, A revision of the westwoodiine genus Pergaphaga (Hymenoptera, Ichneumonidae, Ctenopelmatinae), ZooKeys 37 (37), pp. 35-68 : 48-49

Key to species of Pergaphaga

(multiple entry key available at: http://peet.tamu.edu/projects/8/public/clave/list)

1. Face black, without yellow orbital bands (Fig. 17); hind tibia dark with contrastingly pale (yellow to orange) ring basally (Fig. 9); base of propodeum heavily sculptured (Fig. 33); hind basitarsus of females less than 9 times long- er than wide; fore wing areolet large (Fig. 37) ....................... P. nigra Gauld

– Face either entirely or almost entirely yellow (Fig. 20) or dark medially with yellow orbital bands (Figs 18–19); hind tibia orange to yellow, without obviously contrasting pale basal ring (Figs 42–44); base of propodeum polished, unsculptured (Fig. 34); hind basitarsus more than 10 times longer than wide; fore wing areolet nearly always small or absent (Figs 38–40) ...................... 2

2. Frons medially with elevated flange extending posteriorly from between antennae (Fig. 22); antenna dark basally, yellow to orange distally, with apical flagellomeres often black ................................... P. xanthops Wharton sp. n.

– Frons medially without elevated flange (Figs 23, 26); antenna either entirely black, or orange basally and black apically.................................................. 3

3. Antenna entirely black (Fig. 11)............................ P. leaski Wharton , sp. n.

– Antenna partly yellow to orange over at least basal half (Fig. 10).................. ................................................. P. iangauldi Cammack & Wharton , sp. n.