Bruner: South American Acridoidea. 39 



53. Parossa bimaculata (Giglio-Tos). 



Ossa bimaculata < ". igi to- ros, Bol. Mus. Zool. An. it. Torino, IX, no. 184, p. 17 (1894). 

 Paulinia bimaculata Kirhv. Syn. Cat. Orthopt., Ill, p. 296 (ion 



Habitat.— Chapada, Brazil ill. II. Smith). 



Genus Ommexecha Serville. 

 Ommexecha Serville, Ann. Sci. Nat., XII, p. 285 (1831). 



54. Ommexecha servillei Blanchard. 



Ommexecha servillei Blanchard, Ann. Soc. Ent. France, V, p. 613, pi. 22, figs. -'. 

 3 (1836). 

 Habitat. — Corumba, Brazil, during March and April (H. H. Smith). 



55. Ommexecha brunneri Bolivar? 

 Ommexecha brunneri Bolivar, An. Soc. Espafi., XIII, pp. 28, 493 (1884). 



Habitat. — Benevides and Para, Brazil, where specimens, which are 

 referred here with donbt, were taken in the months of May and July 

 |.\ II. II . Smith. 



56. Ommexecha germari Burmeister. 



Ommexecha germari Burmeister, Handb. Ent., II, p. 655 (1838). 



Habitat. — Specimens of both sexes are at hand. They come from 



Corumba, Brazil, where they were collected in March and April by 



II. II. Smith. 



Genus SPATHALIUM Bolivar. 



Spalhalium Bolivar, An. Soc. Espafi., XIII, pp. 21, 30, 493 (1884). 



57. Spathalium serrulatum (Thunberg)? 

 Gryllus serratulus Thunberg, Mem. Acad. Petersb., IX, 396, 414 (1824). 

 Ommexecha serrulata Stal, Recens. Orthopt., I, p. 136 (1873). 



Habitat.— Specimens of an insect referred with some doubt to this 

 species are at hand. They were collected at Chapada, Brazil, during 

 March and November by II. II. Smith. 



58. Spathalium bolivari sp. now 



A comparatively large, rather robust locust, with beautiful blue 

 wings, in which the basal part is black, more or less conspersed with 

 hyaline points, veins, and cross-veins mostly deep caerulean. General 

 color of insect brownish purple, or vinaceous. 



Head, pronotum, pleura, and femora granulately tuberculate and 



