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13 Face, parafacial and gena entirely black. Wing dark with posterior 
margin clearer . H. imitans Malloch 
-Face, parafacial and gena yellow to orange (posterior half of 
gena sometimes dark brown). Wing dusky or with anterodistal 
infuscation; sometimes with dark spot around cross veins. 14 
14 Wing with dark distal band and medial cloud around cells dm and 
bm (Fig. 17). Notum dark brown with yellowish band extending 
from sides of scutellum to posterior margin of notum or anterior 
dorsocentral. H. asteia n.sp. 
-Wing dusky or with single anterodistal infuscation. Notum dark 
brown, sometimes with postpronotum and notopleuron slightly 
paler . 15 
15 Tergite 1 yellow. Fore tibia yellow with brown distolateral 
mottling. First flagellomere brown ventrally (excluding inner 
base). Hypandrium+pregonite extending laterally as long, dark bars 
(Fig. 67) . H. patula n.sp. 
-Tergite 1 dark brown. Fore tibia entirely dark brown, or yellow 
with one pair of distal spots. First flagellomere entirely yellow or 
with pigment on dorsal or anterior half. Hypandrium+pregonite 
neither dark nor produced laterally. Males only past this point. 16 
16 Fore femur dark brown with base and apex lighter. Fore coxa 
brown at base . H. norrisi D.K. Me Alpine 
-Fore femur only brown apically, sometimes only on inner face. 
Fore coxa entirely light yellow . 17 
17 Fore tibia yellow with one pair of distal spots (sometimes united 
as a band). First flagellomere entirely light yellow in male. 
Hypandrium+pregonite unbroken and apex of phallus with coiled 
filament (Fig. 37) . H. helina n.sp. 
-Fore tibia brown. First flagellomere dark, at least along anterior and 
inner-distal margins. Hypandrium+pregonite (seen laterally) broken 
into two or three sclerites divided by thin suture(s) and phallus 
uncoiled. 18 
18 Basal % of palpus brown. Frons sometimes entirely smooth and 
black. Epandrium nearly closed apically and surstyli almost 
vestigial (Figs 81, 82) . H. stegna n.sp. 
-Palpus entirely black or light yellow. Frons tomentose on anterior 
half, and orange to yellow anteriorly and laterally. Sides of epan¬ 
drium parallel apically and surstyli well developed . 19 
19 Palpus entirely black. Wing dusky (clearer to base). Sides of sur- 
stylus parallel on basal half (Fig. 50). H. macropa n.sp. 
—— Palpus entirely light yellow. Wing with anterodistal infuscation. 
Surstylus gradually tapering to a point (Fig. 58) 
H. montana n.sp. 
