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PROCEEDINGS OF THE NATIONAL MUSEUM. 



VOL. XXXVI. 



both sexes; a broad postocular bar of blackish brown extends from 

 the caudal margin of the eye over the dorsal half of" the lateral lobes, 

 touching the dorsal portion of the exposed pleura and covering the 

 costal half of the tegmina; eyes russet in the male, mars brown in the 

 female; antennae canary yellow proximad, suffused with dull brown 

 distad in the male, in the female ochraceous, slightly darkened distad. 

 Ventral portion of the lateral lobes very dull olive-yellow in the 

 male, slightly buffy in the female. Sutural half of the tegmina 

 paris green. The two proximal abdominal segments are clouded 

 with blackish in continuation of the dark coloration of the tegmina; 

 dorsum of the two apical abdominal segments, furcula, a broad 

 margin to the supra-anal plate, the margin of the subgenital plate 

 except the apex and the distal half of the cerci blackish brown. 

 Limbs apple green, the caudal femora slightly yellowish proximad 

 and ventrad, the distal extremity blackish, the dorsal face and 

 pregenicular region oil green; caudal tibiae bottle green, blackish 

 proximad and distad, the spines almost entirely black. 



Measurements. 



The typical pair are the only specimens of the species in the col- 

 lection. 



Genus OSMILIA Stal. 



OSMILIA FLAVO-LINEATA (De Geer). 



Pernambuco,Brazil. January 4, 1883. (A. Koebele.) One female. 



OSMILIA VIOLACEA (Thunberg). 



Rio de Janeiro, Brazil. November. (H. H. Smith.) One male, 

 three females. 



Chapada, Matto Grosso, Brazil. April. (H. H. Smith.) One male- 

 Genus POLYCHITONACRIS,« new name. 



1859. Polysarcus Saussuke, Revue et Magasin de Zoologie, 2me ser., XI, p. 392. 

 (Not Polysarcus Fieber, Lotos, III, p. 175, 1853.) 



Type. — Polysarcus atavus Saussure. 



a noXvxiroov, signifying wearing many tunics; aKpn, signifying grasshopper. 



