AQUATIC INSECTS IN NEW YORK STATE 469 



/ 



in both pairs of wings of both sexes. Length to tip of wings 



88 to 48 mm; alar expanse 65 to 80 mm. 



Brazil. 



4 N. hieroglyphicus Eambur 



1S42 Neuromus hieroglyphicus Rambur, Hist. Nat. Neur. 



p.442 

 1S53 Hermes hieroglyphicus Walker, Cat. Brit. Mus. Neur. 



P.206 

 1S61 Corydalis hieroglyphicus Hagen, Synopsis Neur. N. Am. 



p.194 

 1869 Neuromus hieroglyphicus McLachlan, Ann. and Mag. 



Nat. Hist. (4), 4:45 



Pale yellow; mandibles brown; cheeks convex, one toothed; 

 head with two black spots behind, which fade out in some speci- 

 mens; jjrothorax cylindric with four black or brown spots or 

 marks; mesothorax with sometimes two to four similar marks; 

 feet yellow, base and apex of tibiae and apex of tarsi black; 

 antennae short, black with bases yellow; appendages of male 

 four, superior ones the longer, apex recurved; inferior ones 

 stout, apex clavated; wings yellowish hyaline, cross veins in 

 front pair partly black, and those wings marked posteriorly 

 with more or less distinct black spots; media of fore wings 

 with three branches; cross veins between all branches of radius, 

 about 10 to 17; Cu^ with 1 to 2 accessories. Length to tip of 

 wings 40 to 65 mm; alar expanse 65 to 90 mm. 



Mexico, Central America, Brazil, Venezuela. 



5 N. corripiens Walker 



1860 Hermes corripiens Walker, Ent. Soc. Lond. Trans, n. s. 5:180 



1861 Corydalis 1 i v i d a Hagen, Synopsis Neur. N. Am. p.321 {nomen 

 nudum) 



1869 Neuromus corripiens McLachlan, Ann. and Mag. Nat. Hist. 

 (4j, 4:45 



General color testaceous; mandibles black, marked with dark 

 brown; head black between the ocelli; heads slightly angled; 

 prothorax narrower than the head, almost linear; two elongated 

 black dots on each side, the fore pair sometimes almost obso- 

 lete; legs yellow above, darker below, tarsi blackish; antennae 

 simple, black, testaceous toward the base; wings whitish hyaline, 

 veins testaceous, fore pair with the cross veins more or less 



