FAMILY VII.—GRYLLIM3.

257

terior legs very stout and strong, broad and flattened, withtwo spines at the tip and a movable claw-Hke organ out-side, with two spines; middle legs short and slender; hindlegs 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 asknown.

Gryllotalpa borealis Burmeister.

THE NORTHERN MOLE-CRICKET.

Cinnamon brown, covered with short, fine hairs of thesame color. The wing-covers are less than one-half as longas the abdomen, and the wings extend a little beyondthe wing-covers. Length, about 30 mm.

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

h I If

Fig . 16.7.— Gryllotalpa. Columbia: a, side view of anterior claw ; b, the same ofG. borealis. Original.

Gryllotalpa Columbia Scudder.

THE LONG-WINGED MOLE-CRICKET.

Differs but slightly from borealis, but has the upperwings 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.