1913.] NATURAL SCIENCES OF PHILADELPHIA. 345 



olive green tone than any of the Caucete or San Juan specunens, 



which are more yellowish on the pale areas and more contrastingly 



colored. 



The species has been reported from the Provinces of Santa Fe, 



Cordoba, San Luis, San Juan, and Mendoza, Argentina. 



*Dichroplus brasiliensis Bruner. 



1906. Dichroplus brasiliensis Bruner, Proc. U. S. Nat. Mus., XXX, pp. 

 678, 682. [Victoria, BrazU.] 



Misiones. December 14, 1910. (No. 28.) One male. 



This specimen measures as follows: length of body, 19.5 mm.; 

 length of pronotum, 4.2; length of tegmen, 16; length of caudal 

 femur, 10.5. 



The records of the species are from Victoria (Bruner), Sao Paulo 

 (Rehn), Espirito Santo (Rehn), Rio de Janeiro (Bruner; Rehn), 

 Brazil and the Misiones. 



* Dichroplus robustulus St&l. 



1878. P[ezotettix] robustulus St&l, Bihang till K. Svenska Vet.-Akad, 

 Handl., V, No. 9, p. 7. [Sao Leopoldo, southern BrazU.] 



Misiones. May 6, 1910; April 23, 1909; December 14, 1910. 

 (No. 22.) Three females. 



This well-marked species has previously been reported from the 



localities given above and Chapada, Matto Gros.so, Brazil (Bruner). 



Dichroplus bergii (St&l). 



1878. P[ezotettix] Bergii Stkl, ibid., V, No. 9, p. 6. [Buenos Aires, Parand, 

 Corrientes, Argentina.] 



Misiones. March 15-27, 1909; April 23 and 30, 1910. Four 

 males, ten females. 



Posadas, Misiones. Elev. 80 meters. March 6, 1907. Two 

 females. 



Buenos Aires. February 20, 1909. Two females. 



Mendoza, Prov. of Mendoza. Elev. 767 meters. June 12, 1908. 

 One female. 



This species shows considerable variation in size as well as in the 

 intensity of the broad postocular bars. The caudal tibiae of all the 

 Misiones and Mendoza individuals are decided deep glaucous blue, 

 the Buenos Aires specimen agreeing with Rosario and Carcarana 

 representatives in having these oil green. In the series from 

 Sapucay, Paraguay, previously recorded by us,*^ the color of the 

 tibiae is deep indigo blue in about half of the males and deep oil green 

 in all of the females, the remainder of the males varying in this 



« Proc. Acad. Nat. Sci. Phila., 1907, p. 188. 



