218 FAMILY VI.— LOCUSTID^. 



is usually a transparent reddish-brown. The wing-covers 

 of the latter are broader, and the posterior femora propor- 

 tionally a little shorter. The male is shown in Fig. 139 and 

 the tip of the male abdomen in 140. 



Measurements. — Male, length of body, 20-23 mm., wing- 

 covers, 34-38 mm., posterior femora, 24-30 mm. Female: 

 Length of body, 22 mm.; wing-covers, 34 mm.; posterior 

 femora, 27 mm. 



This species, though not very uncommon, is not ob- 

 served as frequently as others; it seems to prefer the bor- 

 ders of marshes and tamarack swamps, where it can be found 

 during the month of August. 



Scudderia furcata Brunner. 



THE FORKED-TAILED KATYDID. 



Grass green ; wing-covers narrower and of equal width 

 throughout, apex rounded ; lateral carina of pronotum with- 

 out trace of a yellow line. The anterior margin of the pro- 

 notum is but slightly narrower than the posterior, whereas 

 in the two preceding species the difference in width is plainl}' 

 perceptible. The notch of the supra-anal spine of the male 

 is ver^' deep, and the lateral pieces very much swollen. The 

 tip of male abdomen is shown in Fig. 141. 



Fig. 142. — Scudderia furcata, male. Nat- Fig. 141. — Scudderia furcata, tip 

 ural size. Original. of male abdomen. Enlarged. Orig- 



inal. 



Measurements. — Male: Length of body, 16 mm.; wing- 

 covers, 31 mm.; posterior femora, 23 mm.; pronotum, 5 

 mm.; width of wing-covers, 6 mm. Female: Length of 

 body, 20 mm.; wing-covers, 30mm.; posterior femora, 22 

 mm. ; ovipositor, 5 mm. 



