FAMILY VII.— ORYLLID.^. 



257 



terior legs very stout and strong, broad and flattened, with 

 two spines at the tip and a movable claw-like organ out- 

 side, with two spines; middle legs short and slender; hind 

 legs longer. Wing-covers about half as long as the abdo- 

 men ; wings half as long or longer than the abdomen. 



Two species of these curious insects are found in Minne- 

 sota, but both are rather uncommon, at least as far as 

 known. 



Gryllotalpa horealis Burmeister. 



THE NORTHERN MOLE-CRICKET. 



Cinnamon brown, covered with short, fine hairs of the 

 same color. The w^ing-covers are less than one-half as long 

 as the abdomen, and the v^ings extend a little beyond 

 the w^ing-covers. Length, about 30 mm. 



Fig. 167, h, shows the enlarged claws, from the side. 



Fig. 167. — Gryllotalpa Columbia: a, side view of anterior claw ; 6, the same of 

 G. borealis. Original. 



Gryllotalpa Columbia Scudder. 



THE LONG-WINGED MOLE-CRICKET. 



Differs but slightly, from borealis, but has the upper 

 wings somewhat longer, and the hind wings extending be- 

 yond the tip of the abdomen. 



This curious insect is shown in Fig. 167. The anterior 

 claws. Fig. 167, a, differ but little from those of G. borealis. 



