1902.] NATURAL SCIENCES OF PHILADELPHIA. 719 



Orphulella salina Scudder. 

 One female. 



Sacramento mountains, N. M., 5,000 feet elevation. October 

 4, C. H. T. Townsend (U. S. N. M.). 

 Gomphocerus clavatus Thomas. 



One male. 



Cloudcroft, Otero county, N. M. May 24, 1902. 

 Psoloessa maculipennis Scudder. 



Three males. 



Alamogordo, Otero county, N. M. May 8 and 30, 1902. 



One male. 



La Cueva, Organ mountains. Donna Ana county, N. M., about 

 5,300 feet elevation. August 30, C. H. T. Townsend. 

 Psoloessa ferruginea Scudder. 



Two males. 



Alamogordo, Otero county, N. M. l^Iay 5 and 30, 1902. 



Stirapleura pusilla Scudder. 



Four males, eight females. 



Alamogordo, Otero county, N. M. April 14, 24 and 26, May 

 9 and 30, 1902. 



Highrolls, Otero county, N. M. June 3 and 11, 1902, 



Stirapleura mescalero n. sp. 



Type; ?. 



Highrolls, Otero county, N. M. June 9, 1902. 



Allied to S. tenuicarina and pusilla Scudder, but differing from 

 the former in the non-sulcate frontal costa, the carinate vertex, 

 rectangulate fastigium and the shorter wings, and from the latter 

 in the non-sulcate frontal costa, the carinate vertex, the sub- 

 trigonal lateral foveolie and the shallower mesosternal lobes. 



Form rather heavilv built. Head with the vertex slightly tumes- 

 cent and bearing a marked median carina; fastigium subelliptical 

 and considerably excavated, the margins well raised and rectaugu- 

 late anteriorly, the carina of the vertex being continued forward 

 over the greater portion of the fastigium; lateral foveolie sub- 

 trigonal, the antero-superior angle being subobsoletc ; frontal costa 

 strongly constricted superiorly and also to a slight degree above the 

 ocellus, lateral margins expanding inferiorly and becoming obsolete, 

 the entire lengtli plane and non-sulcate, the section inferior to the 



