REDUVIID BUGS — CAPRILES 113 



Genitalia from side as in figure SO,g, claspers triangular. Apical 

 angles of seventh tergite as in figure SO,g,h. 



This species is closely related to Ctenotrachelus infuscatus Barber, 

 from which it can be separated by the coloration of the pentagonal cell 

 and surrounding veins, number of spines behind eye, presence and 

 number of spines below, in front of, and back of the eyes, less produced 

 posterior angles of the terga, lateral aspect of the genitalia, absence 

 of a small spme on outer edge of antenniferous tubercle, and the much 

 less produced gena. 



Holotype: Male USNM 61802, collected on the northern slopes of 

 Mount Marahuaca, Pacaraima Range, Territorio Amazonas, Venezu- 

 ela, May 1-25, 1950. 



References 



Barber, H. G. 



1929. Essay on the subfamily Stenopodinae of the New World. Ent. Ameri- 

 cana, vol. 10, new ser., No. 4, pp. 193-238. 

 Drake, C. J., and Harris, H. M. 



1945. Two new species of American Sirthenea (Hemiptera; Reduviidae). 

 Bol. Ent. Venezolana, vol. 4, No. 2, pp. 55-58. 

 Wygodzinsky, p. 



1943. Contribuigao ao conhecimento do genero Salyavata (Salyavatinae, 

 Reduviidae, Hemiptera). Bol. Mus. Nac, Rio de Janeiro, Zool., 

 No. 6, pp. 1-27. 

 1948. El genero Diarthrotarsus Bergroth, 1905 (Harpactorinae, Reduviidae, 

 Hemiptera). Acta Zool. Lilloana, vol. 6, pp. 201-213. 



U. S. GOVERNMENT PRINTINS OFFICE: I9SS 



