346 PROCEEDINGS OF THE NATIONAL MUSEUM. 



subgeuital plate broad, fully as broad as long, the apical margin 

 abruptly slightly and equally elevated, entire, the whole margin of the 

 plate as seen from above subquadrate. 



Length of body, male, 19 mm., female, 27 mm.; antennae, male, 8.5 

 mm., female, 9.5 mm.; tegmina, male, 14 mm., female, 17 mm.; hind 

 femora, male, 10.75 mm., female, 13.5 mm. 



Sixteen males, 17 females. Dallas County, Iowa, August 8-10, J. A. 

 Allen; Brookfield, Linn County, Missouri, E. P. Austin; Williams- 

 ville, Wayne County, Missouri. S. W. Dentou (A. P. Morse) ; Nebraska, 

 Dodge (U.S.N.M. Eiley collection; S. H. Scudder) ; West Point, Cum- 

 ing County, Nebraska, August (U.S.N.M. Eiley collection; L. Bruner) ; 

 Sidney, Cheyenne County, Nebraska, August (L. Bruner) ; Fort Eobin- 

 son, Dawes County, Nebraska, August (same); Dakota (U.S.N.M. 

 Kiley collection); Colorado, Morrison (S. Henshaw); Wyoming, Mor- 

 rison (F.S.N.M. Eiley collection); Mason Valley, Esmeralda County, 

 Nevada, June 30, A. S. Eichardson (same); Easton, Kittitas County, 

 Washington (same). 



It is also reported from the vicinity of St. Louis, Missouri (Eiley), 

 Eeuo and Barber counties, Kansas (Bruuer), and the Yellowstone region, 

 Montana (Bruner). 



119. MELANOPLUS COLLINUS. 

 (Plate XXIII, fig. 6.) 



Melanoplus collinm SCUDDER!, Proc. Bost. Soc. Nat. Hist., XIX (1878), p. 285; 

 Ent. Notes, VI (1878), p. 44. BRUNER, Rep. U. S. Ent. Comm., Ill (1883), p. 

 60. FERNALD, Orth. N. Engl. (1888), pp. 31, 32; Aim. Rep. Mass. Agric. 

 Coll., XXV (1888), pp. 115, 116. SMITH, Cat. Ins. N. J. (1890), p. 413. 

 DAVIS, Ent. Anier., V (1889), p. 81. BLATCHLEY!, Can. Ent., XXIII (1891), 

 p. 99. MCNEILL!, Psyche, VI (1891), p. 74. SMITH, Bull. X. J. Exp. St., 

 XC (1892), p. 34. BRUNER, Publ. Nebr. Acad. Sc., Ill (1893), p. 28. MORSK !, 

 Psyche, VI (1893), p. 406; ibid., VII (1894), p. 53. BLATCHLEY!, Can. Ent., 

 XXVI (1894), p. 244. BEUTENMULLER, Bull. Am. Mus. Nat. Hist., VI (1894), 

 pp. 306-307. 



Medium or rather small sized, dark brownish fuscous, beneath more 

 or less pale lemon-yellow. Llead not prominent but rather large, the 

 face and genae mottled with brownish purple and faint purplish white, 

 the latter sometimes supplanted by an olivaceous tint, the summit with 

 fuscous or purplish longitudinal streaks and a black postocular band 

 edged above by purplish or yellowish; vertex rather tumid, distinctly 

 elevated above the pronotum, the interspace between the eyes slightly 

 broader than (male) or about half as broad again as (female) the first 

 an tennal joint; fastigium steeply declivent, shallowly sulcate, broaden- 

 ing considerably in front; frontal costa just failing to reach the clypeus, 

 equal, of the same breadth as the interspace between the eyes, depressed 

 at and generally sulcate below the ocellus, punctate throughout, biseri- 

 ately above; eyes moderately large, moderately prominent, a little 

 longer than the infraocular portion of the genae, mottled with faintly 

 purplish black and faintly purplish white; antennae ferruginous grow- 



