ORTHOPTERA OF INDIANA. 



313 



66. Melanoplus blatchleyi Scudder. 



Melanopl m blak'hU'!/i Scudd., 17 9, XXXVI, 1897, 15, 34; Id., 18 1, 

 1897, 129, 322, Plate 21, Fig. 10; Id., 188, 1900, 55; Bl., 15, 

 XXX, 1898, 62; Lugg., 84, 1898, 186, Figs. 112-114. 



Pezotettix occidentalk Bruu., 20, VUI, 1876, 124; BL, 11, XXVI, 1894, 

 248. 



Pezotettix viola BL, 4, XXUI, 1891, 81. 



Size, above the medium. Vertex scarcely elevated above the pro- 

 notiira, the interspace between the eyes nearly (male) or fully 

 (female) twice as broad as the first joint of antennas; the front half 

 moderately sloping, broadly sulcate in the male, faintly in the female. 

 Frontal costa short, not reaching clypeus, sulcate at and below 

 the ocellus. Antennas scarcely shorter than (male) or two-thirds as 

 long as (female) the hind femora. Pronotum feebly expanding on 

 the metazona; the disk flat or nearly so; the median carina distinct 



Fig. 69. Melan^'phts blatchleyi ScnddGT. Male. Twice natural size. (After Lugger.) 



only on the metazona; the front margin truncate, the hind margin 

 broadly obtuse angled; the prozona about one-third longer than the 

 closely punctate metazona. Tegmina about one-fourth longer than 

 the pronotum, sub-lanceolate, their inner edges slightly overlapping. 

 Fore and middle femora much swollen in the male. Extremity of 



50— Geol. 



