454 PROCEEDINGS OP THE AMERICAN ACADEMY. 



21 ^, 13 ?• Venis Mecas, Mex., Jan. G, Palmer; Mexico, April, 

 Sumichrast, Botteri ; Guatemala, Van Patten ; Costa Rica, Underwood 

 (Bruner) ; South America. 



10. Schistocerca vaga. 



Acridium vcnjum Scudd.!, Proc. Bost. Soc. Nat. Hist., XVIII. 269 (1876). 

 Schistocerca vaga Brun., Proc. U. S. Nat. Mus., XII. 187 (1890). 



I have received this species from CaliJ^ornia, H. Edwards ; Fresno, 

 April 27 (Stanf, Univ.), Pasadena, June (Stanf. Univ.), Los Angeles, 

 March (Bruner), South Santa Monica, July 30, Morse, Colton, July 17, 

 Morse, San Bernardino, July 15, Morse, Palm Springs, July 12, Morse, 

 and San Diego, Cal., Edwards, Crotch, and Mohave Desert, Cal. ; Ft. 

 Whipple, Palmer, and Yuma, Ariz., July 7, Morse; Mesilla, N. Mex., 

 Cockerell, Oct. 18, Morse; San Antonio, Sept. 18-27, Palmer, Uvalde, 

 July, Palmer, and El Paso, Tex., Aug., Dunn (Bruner); Guadalupe 

 Isl., off Lower California, Palmer; Cape St. Lucas, Lower Cal., Xantiis ; 

 Matamoras,Tamaulipas, Couch, Uliler; San Pedro, May 20, Palmer, 

 and Montelovez, Coahuila, Sept. 20, Palmer ; Sonora, Schott ; Bledos, 

 Mex., Oct. 1, Palmer; Sierra Nola, Mex., Dec. 3-6, Palmer; Mexico 

 City, Palmer; Jalapa, Mex., June 22 (Bruner), Durango, Mex., Palmer, 

 and Jalasco, Max., Berendt; and Realejo, Nicaragua, April, McNeil. 



11. Schistocerca simulatrix. 



? Ci/rtacanthacn's simulatrix Walk., Cat. Derm. Salt. Brit. Mus., IV. 010 (1870). 

 ? Acridium simulatrix [sic] Thom., Rep. U. S. Geol. Surv. Terr., V. 230 (1873). 



Originally described from San Domingo, I have a specimen which 

 appears to belong here, which comes from Inagua, Bahamas. 



12. Schistocerca pyramidata sp. nov. 



Of medium size and stoutness, fusco-testaceous. Head rather large, 

 pale testaceous, the face generally much infuscated, especially on the 

 prominent parts, with a ferruginous tinge, posteriorly striped with fuscous 

 and the vertex with a pair of diverging fuscous stripes running from the 

 front of the fastigium or even the median ocellus backward, leaving be- 

 tween them a broad clear luteo-testaceous median band; frontal costa 

 subequal, deeply sulcate at and below the ocellus ; eyes prominent in the 

 male, much, in the male very much, longer than the infraocular portion 

 of the gense ; antennas considerably more than a third longer than the 



