462 Annals of the Carnegie Museum. 



65. Diedronotus discoideus (Serville). 

 Tropinotus discoidens Serville, Ann. Sci. Nat., XXI, p. 273, No. 2 (1831). 



For other synonymy see Kirby's Syn. Cat. Orthopt., Ill, p. 360. 



Habitat. — Two females labeled with Sapucay, Paraguay, as their 

 habitat are referred here. They were collected by J. D. Haseman. 



66. Diedronotus laevipes (Stal). 



Tropidonotus hcvipes Stal, Obs. Orthopt., Ill, p. 20 (1878). 

 Diedronotus hcvipes Bruner, Ann. Carnegie Mus., VIII, p. 49 (1911). 



Habitat. — A single male specimen of this insect is among the col- 

 lections taken at Santa Cruz de la Sierra, Bolivia. It was collected 

 by J. Steinbach. 



Genus Coryacris Rehn. 

 Coryacris Rehn, Proc. U. S. Nat. Mus., XXXVI, p. in (1909). 



67. Coryacris angustipennis (Bruner). 



Elceochlora angustipennis Bruner, Second Rept. Locust Comm. B. Aires, p. 58 



(1900). 

 Coryacris diver sipes Rehn, Proc. U. S. Nat. Mus., XXXVI, pp. 111-114, figs. 1, 2 



(1909). 



Habitat. — Four males and two females taken by J. Steinbach 

 belong here. They come from Santa Cruz de la Sierra, Bolivia. 



68. Coryacris conspersipennis Bruner. 

 Coryacris conspersipennis Bruner, Ann. Carnegie Mus., VIII, p. 53 (1911). 



Habitat. — A female representative of this species is at hand coming 

 from Puerto Suarez, Bolivia. It was collected during Ma}' by 

 J. D. Haseman. 



Genus El^ochlora Stal. 



Elceochlora Stal, CEfv. Vet. Akad. Forh., XXX, No. 4, p. 52 (1873); Pictet et 

 Saussure, Mitth. Schweitz. Ent. Ges., VII, p. 343 (1887). 



The insects which comprise the genus Elceochlora are all large and 

 showy. In their distribution they are confined to the South American 

 continent between the latitudes of io° north and 35 south, and from 

 the Atlantic to the Pacific Oceans. The various species readily 

 separate into two well defined groups based on structure. Those 

 belonging to the one group have their center of distribution in eastern 

 Brazil, Paraguay, Argentina and the adjoining parts of southeastern 

 Bolivia. The species of the other group occur chiefly in Venezuela, 



