98 Annals of the Carnegie Museum. 



Whether or not this and the preceding species are distinct is uncertain 

 until a number of specimens from various parts of South America are 

 critically studied. 



Amorphopus testudo Saussure. 

 Amorphopiis testudo Saussure, Orthopt. Nov. Am., ser. 2, 1861, 32. 



Habitat. — Guiana, S. America. 



Genus Eomorphopus Hancock. 

 Eotnorphopus Hancock, Genera Insectorum, fasc. 48, 1906, 37. 



The species of this genus are confined to South America. They may 

 be separated as follows: 



A. Dorsum of the pronotum rugulose; anterior femora above biundulate. 



antennatns Bolivar. 



A A. Dorsum of the pronotum nearly smooth granulate; the anterior femora strongly 



carinate, above triundulate granidatus Hancock. 



Eomorohopus antennatus (Boli\ar) . 



Amorphopus antennatus Bolivar, Ann. Soc. Ent. Belg., XXXI, 1887, 251, pi. 2, 



figs. 19, iga-b. 

 Eomorphopus antennatus Hancock, Genera Insectorum, fasc. 48, 1906, 38. 



Habitat. — This insect is credited to the Upper Amazon by Bolivar and 

 Hancock. The Smith collection contains specimens taken at Chapada, 

 near Cuyaba, Matto Grosso, Brazil. Collection Carnegie Muselim, Pitts- 

 burgh. There are specimens in the writer's collection which were taken 

 on the island of Trinidad. 



Eomorphopus granulatus Hancock. 



Eomorphopus granulatus Hancock, Genera Insectorum, fasc. 48, 1906, 38, pi. 4, figs. 

 35. 35a- 



Habitat. — Dutch Guiana, South America. The present collection also 

 contains specimens taken at Benevides and Santarem, Brazil. Collection 

 Carnegie Museum, Pittsburgh. 



This last species may be recognized from antennatus by its much 

 smoother body and slightly slenderer form. 



Genus Chiriquia Morse. 



Chiriqiiia Morse, Biol. Centr.-Am., Orthopt., II, 1900, 7. — Hancock, Tettigidae 

 N. Am., 1902, 49; Genera Insectorum, fasc. 48, 1906, 39. 



The two species of the genus are confined to the extreme southern parts 

 of North America and to South America. They may be distinguished 

 as follows: 



