3G4 PROCEEDINGS OF THE NATIONAL MUSEUM. VOL.XX. 



Surv. Terr., Ill (1877), p. 796. BESSEY, Bienn. Rep. Iowa Agric. Coll., VII 

 (1877), p. 209. THOMAS, Rep. Geol. Expl. Surv. W. 100th Mer., V (1875 [1877] ), 

 p. 894. BRUNER, Can. Ent., IX (1877), p. 144. RILE Y, Loc. Plague (1877), 

 pp. 89,194-195, fig. 38. THOMAS, Bull. U. S. Geol. Surv. Terr., IV (1878), p. 

 484; Ann. Rep. Chief Eng., 1878 (1878), 1845; Rep. U. S. Ent. Coinm., I 

 (1878), p. 42. RILEY, ibid., I (1878). pp. 220, 221, 226, 327, 459, fig. 111. 

 PACKARD, ibid., I (1878) pp. [140, 142]. GIRARD, Traite ele*m. d'ent., II (1879), 

 p. 248. RILEY, Amer. Eut., Ill (1880), p. 220 k THOMAS, Rep. Eut. 111., IX 

 (1880), pp. 91, 96, 126-127. LINTXER, Ins. Clover (1881), p. 5. BRUNER, Bull. 

 Div. Eut. U. S. Dep. Agric., II (1883), p. 9; Rep. U. S. Ent. Comin., Ill 

 (1883), pp. 9, 10, 14. RILEY, Stand. Nat. Hist,, II (1884), pp. 194-195, fig. 

 272. COOK, Beal's Grasses N. A., I (1887), pp. 373, 396. RILEY, Ins. Life, I 

 (1888), p. 87. WEED, Bull. Ohio Agric. Exp. St., Techn. Ser., I (1889), p. 40. 

 LUGGER, Rep. Agric, Exp. St. Minn. (1889), p. 340, fig. 17. OSBORX, Ins. Life, 

 IV (1891), pp. 50, 55. RILEY, ibid., IV (1891), p. 145. OSBORX, Rep. Ent. Soc. 

 Ont., XXII (1891), pp. 70, 73. RILEY, Bull. Div. Eut. U. S. Dep. Agric., 

 XXV (1891), pp. 31, 32, fig. 9. OSBORX, ibid., XXVII (1892), pp. 59-64. 

 MILLIKEN, Ins. Life, VI (1893), pp. 19,21. 



IPezoteltix sumichrasti SAUSSURE, Rev. Mag. Zool., 1861 (1861), pp. 160-16] ; Orth. 

 Nova Ainer., II (1861), p. 11. 



Acridium (Caloptenm) birittatum UIILER (pars), Harr. Treat. Ins. Inj. Veg. (1862), 

 p. 174. 



Acridium bivittatum THOMAS, Trans. 111. St. Agric. Soc., V (1865), p. 449. 



Melanoplns Mnttatus SCUDDER! (pars), Hitchc. Rep. Geol. N. H., I (1874), p. 

 376; Rep. U. S. Ent. Coram., II (1881), app., p. 24. BRUNER, ibid., Ill 

 (1883), p. 60; Bull. Washb. Coll., I (1885), p. 139. RILEY, Rep. U. S. 

 Ent., 1885 (1886), p. 233. BRUNER, ibid., 1885 (1886), p. 307. RILEY, Ins. 

 Life, II (1889), p. 27. FLETCHER, Rep. Exp. Farms Can., 1888 (1889), p. 63. 

 TOWNSEND, Proc. Ent. Soc. Wash., II (1891), p. 43. BLATCHLEY! (pars), Can. 

 Ent., XXIII (1891), pp. 99-100. BRUXER (pars), ibid., XXIII (1891), p. 193; 

 Ins. Life, III (1891), p. 229; (pars), ibid., IV (1891), pp. 21-22, 146; (pars), 

 Rep. Ent. Soc. Ont., XXII (1891), p. 48; Bull. Div. Ent. U. S. Dep. Agric., 

 XXIII (1891), p. 14; ibid., XXVII (1891), pp. 12-29, 33. McXEiLL, Psyche, 

 VI (1891), p. 74. BRUXER, Rep. St. Bd. Agric. Nebr., 1891 (1891), pp. 243, 307- 

 308, figs. 85-86. KELLOGG, Ins. Life, V (1892), p. 116. OSBORX, Proc. Iowa 

 Acad. Sc., I, Pt. ii (1892), p. 118. KELLOGG, Inj. Ins. Kans. (1892), pp. 42-43, 

 figs. 22, 23 b. NUTTING, Bull. Lab. Nat, Hist. Univ. Iowa, II (1893), p. 291. 

 BRUNER (pars), Bull. Div. Ent. U. S. Dep. Agric., XXVIII (1893), pp. 19-21, 

 fig. 8; ibid., XXX (1893), p. 35; Publ. Nebr. Acad. Sc., UI (1893), p. 27; Rep. 

 Nebr. St. Bd. Agric., 1893 (1893), pp. 461-462, figs. 104-105 ; Ins. Life, VI ( 1893), 

 p. 34. COOK, Trans. Amer. Ent. Soc., XX (1894). p. 337. BRUNER, Rep. St. 

 Hort. Soc, Nebr., 1894 (1894), pp. 163, 205, fig. 71. MORSE (pars), Psyche, VII 

 (1894), p. 106. BLATCHLEY, Can. Ent., XXVI (1894), pp. 244-245. BRUXER, 

 Bull. Div. Ent. U. S. Dep. Agric., XXXII (1894), p. 12; Nebr. St. Hort. Rep., 

 1895 (1895), p. 69. 



Pezotettix biriUatus Stal, Bih. K. Sv. Vet.-Akad. Handl., V, No. 9 (1878), p. 14. 



GARMAN, Orth. Ky. (1894), p. 8. 



[Some of the above references belong with little doubt to M.femoratus, with which 

 this species has often been confounded, but whenever it was not clear, that they 

 belonged to M.femoratus I have retained them here.] 



Varying in general ground color from fusco- testaceous to very dark 

 brownish fuscous, striped with fulvo- or pallid testaceous. Head flavo- 

 testaeeous, more or less iiifuscated, the summit with a broad, median, 

 widening, blackish fuscous stripe, which extends backward from the 



