284 



REPORT OF STATE GEOLOGIST. 



the abdomen about one-fourth their length; their basal half densely 

 coriaceous; many of the cells in the front half of the middle third 

 two to four times as long as wide. Inner wings with the basal third 

 usually orange red; otherwise as in Mestohregma, except that the black 

 curved median band is broader. Hind femora reaching tip of ab- 

 domen in female, slightly exceeding it in male. Hind tibiae ringed 

 with dusky and yellowish white. 



One species of Psinidia occurs in the United States and Canada 

 east of the Mississippi River. 



63. Psinidia fenestralis (Serville). The Loug-liomed Locust. 



(Edipoda fenesfralis Serv., 196, 1839, 726; Thorn., 206, V, 1873, 118. 

 Psimdia feneslralh Stal, 200, I, 1873, 133; Sauss., 134, 1884, 161; 



Fern., 53, 1888, 44; Bent., 3, VI. 1894, 303, Plate VIU, Fig. 



3: Morse, 99, VUI, 1897, 37, 111, Plate 2, Fig. 28; BL, 15, 



XXX, 1898, 56; Lugg., 84, 1898, 166, Fig. 100; Scudd., 188, 



1900, 40. 

 Locmta eucercUa Harr., 70, 1833, 583; Id., 7 2, 1862, 180. 

 (Edipoda eucerata Scudd., 14 1, VII, 1862, 472; Glov., 62, 1872, 



Plate in. Figs. 1,2; Plate V, Fig. 13; Plate VI, Fig. 23; 



Thorn., 206, V, 1873, 119. 



General color varying widely according to environment, from pale 

 clay yellow to bright reddish brown or even blackish. Face yellowish 

 brown, the cheeks grayish, the occiput and disk of pronotum darker. 

 A narrow yellowish stripe extends back from eye on to disk of pro- 

 notum; the sides of latter with a fuscous bar near the middle. Teg- 



Fig. 60. Psinidia feneetrnli" (Serv.). Male. One and one-half times natural size. 



(After Lupger.) 



mina yellowish or reddish brown, the lower half of sides with numer- 

 ous small alternating light and dark spots; the upper half unspotted. 

 Wings with the basal third usually orange or vermilion red, some- 



