ORTIIOPTERA OF INDIANA. 



305 



and apparently enjoying the sunshine. It is able to withstand quite 

 severe frosts and has been seen in copulation as late as November 

 15th. The general range of scudderi is over the United States east 

 of the Great Plains. 



61. Melanoplus viridipes (Walsh-Scudder). The Green-legged Locust. 

 Pezotettix viridipes Walsh, MS, 1865; BL, 4, XXIII, 1891, 80; Id., 



6, XXIV, 1892, 34. 

 Melanoplus viridipes Scudd., 179, XXXVI, 1897, 13, 33; Id., 18 1, 



1897, 128, 255, Plate 17, Fig. 4; Id., 188, 1900, 65. 

 Pezotettix virididm McN., 88, VI, 1891, 75; Bl., 6, XXIV, 1892, 34; 



Id., 1 1,XXVI, 1894, 245. 



Size, medium. Vertex moderately swollen, but little elevated 

 above the pronotum, the portion between the eyes, half as broad 

 again (male) or twice as broad (female) as the basal joint of antenna; 

 the front half sloping downward and distinctly sulcate, especially in 

 the male. Frontal costa narrowed slightly above the ocellus, shal- 

 lowly sulcate in the male. Antennge of male equaling or slightly 

 exceeding the hind femora in length; those of female relatively 

 shorter. Pronotum with the disk faintly expanding on posterior half, 

 the median carina distinct on metazona, less so on 

 prozona; the hind margin broadly rounded; pro- 

 zona about half as long again as the densely punc- 

 tate metazona. Tegmina equaling (female) or a 

 little longer (male) than the pronotum, ellipti- 

 cal, the apex rounded, the inner edges slightly 

 overlapping in the male, often a little separated 

 in the female. Extremity of male abdomen much 

 recurved; the c'erci long and rather slender, erect 

 and a little incurved, tapering gradually from 

 base to apex. Furcula consisting of a pair of 

 minute, widely separated, triangular lobes. Apex 

 of sub-genital plate elevated and terminating in a 

 conical tubercle. (See Fig. 3, Plate I.) 



Color, brownish fuscous above, yellowish brown 

 below. Occiput of male darker. A broad, 

 shining black band extends backward from 

 the eye along the upper half of lateral lobe of pronotum, and is 

 bordered below by an ivory white or yellowish band. Disk of pro- 

 notum and tegmina wood brown. Fore and middle femora greenish; 

 hind femora yellowish brown, with two oblique dark bars on outer 

 face, more distinct in male. Hind tibiae pale green, the spines black. 

 Measurements: Length of body, male, 18 mm., female, 23 mm.; 

 of antenna), male, 9.5 mm., female, 8.5 mm.; of pronotum, male,. 



Fig. 65. M<)anoplus vir- 

 idipes (AValsh). Male' 

 One and one-third 

 times natural size. 

 (Original). 



