KELLICOTT. 75 



each side on 2 ; a median band and a small lateral 

 spot distally on 3; a , median band on 4-7 obscurely 

 abbreviated above ; and a triangular lateral spot each 

 side on 8 yellow ; remainder black. Vulvar lamina 

 three times as long as 9, eight millimeters, wide at 

 base, gradually narrowed with apex rounded, divided 

 except at base, the two parts contiguous ; append- 

 ages short, black, apex angular. 



he male is colored similar to the female : super- 

 ior appendages short, not as long as 10, two small 

 interior teeth. Inferior appendages three-fourths 

 as long as the superiors. 



The female was taken, while resting above a cold 

 spring on a hillside at Sugar Grove, July 5, 1891. 



Cordulegaster obliquus, Say. 



Length : of abdomen cT 52, 9 58, hindwing cT 44, 9 

 48. 



Male; colors black, yellow and brown. Head; rhin- 

 arium, mandibles and posterior part of vertex black, 

 eyes brown, remainder yellowish. Thorax; an ante- 

 humeral band widest above and abbreviated at both 

 ends, two lateral bands with a row of more or less ob- 

 scured spots, posterior part of venter, and a spot 

 between each pair of wings yellow, remainder brown- 

 ish-black. Legs and feet black. Costa yellow in 

 front, veins and pterostigma black, Abdomen; a ven- 

 tral spot each side on 1, a dorsal band and two lateral 

 spots on 2, a dorsal and a ventral band on 3, dorsal 

 bands in the form of spear-shaped spots on 4-8, yellow, 

 remainder black. Superior appendages from above 

 about three fourths as long as 10, slightly divaricate, 

 sides nearly parallel, abruptly pointed at the apex ; 

 from side view straight, cut obliquely upwards at apex 

 which is pointed and slightly elevated. Inferior ap- 

 pendages from side view about two thirds as long as 



