108 Annals of the Carnegie Museum. 



c. Hind femora with the basal fuscous oblique band well denned and con- 

 tinuous. 

 d. General color dull luteous, the tegmina cinereous, their veins tawny 



[Santarem.] dilecta Walker. 



dd. General color wood-brown; the tegmina gray-brown, their veins 

 obscure brown for the most part. [British Guiana; Victoria, 



Brazil.] meridionalis Bruncr. 



cc. Hind femora with the basal band more or less obliterated on the outer 

 face. 

 d. Males and females nearly equal in size, the former 20 mm., the latter 



24 mm. in length. [Brazil.] chapadcnsis Bruner. 



dd. The sexes unequal in size, c? 17 mm., 9 21 mm. in length. 



nebulosa Bruner. 

 AA. Hind femora with the lower outer edge and sulcus pallid, the upper edge and 

 outer face only faintly fasciate. 

 b. Darker, varying from wood-brown to brunneo-ferruginous, not at all, or 

 but faintly, conspersed with fuscous. [South America.] 



cczruleipennis Bruner. 



lib. Lighter, varying from testaceous to brunneo-cinereous, profusely conspersed 



throughout with fuscous. [Brazil.] conspersipennis Bruner. 



150. Abracris nebulosa (Bruner). 



Jodacris (?) nebulosa Bruner, Locusts of Argentina, p. 67 (1900). 

 Omalotetlix nebulosa Bruner, Proc. U. S. Nat. Mus., XXX, p. 63 (1906). ' 

 Jodacris ferruginea Giglio-Tos, Boll. Mus. Zool. Anat. Torino, XII, no. 302 (1897) 

 in part. 



Habitat. — The specimens of this species contained in the present 

 collection come from Corumba, Brazil. They were taken during 

 April by H. H. Smith. 



151. Abracris signatipes (Bruner). 



Omalotellix signatipes Bruner, Proc. U. S. Nat. Mus., XXX, p. 673 (1906). 



Habitat. — There are several specimens at hand coming from 

 Corumba, Brazil, also taken in April by H. H. Smith. 



152. Abracris dilecta Walker. 

 Abracris dilecta Walker, Cat. Dermapt. Salt. Brit. Mus. IV, p. 642 (1870). 



This species is larger than signatipes Bruner, and comes nearer 

 meridionalis Bruner, from which latter it appears also to be distinct. 



Ilnbit'at. — The locality of Walker's insect is given as Santarem, 

 Brazil. Not represented in the present collection, nor in any material 

 examined by me. 



