468 NEW YORK STATE MUSEUM 
with lighter color; cheek with sharp tooth; prothorax longer 
than broad, blackish brown, hastate groove same color; fe- 
mora dusky, tibiae and tarsi yellowish; antennae slender, fili- 
form, brownish yellow, blackish at tips, about equal to head 
and thorax in length; appendages of male four, superior pair 
thin, nearly flat, not angled at the end, shorter than the inferior 
ones; wings dull brown with white dots in cells, and mostly 
black on costal region of front pair, and white areas in stigma 
and back of medius in middle of wing; cross veins mostly 
dark, even in the costal region; mediums of fore wing with four 
to five branches; cross veins between all branches of radius 
about 18 or 19; Cu, with three to four accessories. Length to 
tip of wings 70 to 80 mm; alar expanse 105 to 145 mm. 
Brazil. 
3 N. maculipinnis Gray 
1882 Hermes maculipinnis Gray, Griffith’s ed. of Cuvier, 2:331, 
pl.72, fig.1 
1842 Neuromusruficollis Rambur, Hist. Nat. Neur. p.443 
1853 Hermes ruficollis Walker, Cat. Brit. Mus. Neur. p.202 
183 Hermes maculifera Walker, Cat. Brit. Mus. Neur. p.203 
1861 Corydalis illota Hagen, Synopsis Neur. N. Am. p. 321 (nomen 
nudum) 
1869 Hermes maculipinnis se McLachlan, Ann. and Mag. Nat. 
Hist. (4), 4:39 
Nearly black; mandibles black; sides of head convex, toothed 
angle wanting, only slightly angled on each side, back of head 
with black or brown shining streaks and dots, two long streaks 
in center, other, smaller ones each side; prothorax narrower 
than head, longer than broad, lurid, darker at each side of cen- 
ter; legs and feet ferruginous; antennae longer than the thorax, 
slender, slightly serrated in both sexes; wings ferruginous, 
hyaline, white in basal part of both pairs, or in the front pair 
the two colors are mixed toward the base; a white spot in radio- 
medial region about three fourths the way out; other white 
spots and blotches between these spots and the white areas; 
media of fore wing with six branches; cross veins between 
all tranches of radius, about 18 to 30; Cu, with two accessories 
