REDUVIID BUGS — CAPRILES 107 



Sirthenea venezoUina, new species 



Figure 7Q,d-f 



Male: Over-all), length 11.1 mm. Head, thorax, scutellum, and 

 abdomen black. Ocelli shiny, yellowish. Hemelytra with corium 

 blackish brown with a central large, suboval, stramineous spot; 

 membrane blackish brown, veins black. First, second, and third 

 antennal segments fuscous; fourth stramineous. Rostrum blackish 

 brown, with a very narrow yellowish area at joint of second and third 

 segments. Anterior coxa yellowish, translucent, with black base; 

 trochanter blackish; femur on the inside yellowish, on the outside 

 with three equidistant, longitudinal, wide blackish stripes; tibia dark 

 brown, lighter on the inside; tarsi dark brown. Midcoxa and hind 

 coxa 3^ellowish; trochanters with blackish apices; femur with base and 

 a very small area at apex yellowish, remaining portion blackish; tibia 

 with basal half lighter than apical half which is brownish; tarsi dark 

 brown, Connexivium, dorsaUy and ventrally, with first segment 

 black, from second to sixth, half and half yellowish and black. 



Head as in figure 79,dJ. Smooth; covered with long pilosity, 

 except above behind e3'^es and below in front of eyes. Head shorter 

 than thorax. Eyes concave behind, from sides reaching upper and 

 lower margins of head; width of eyes above subequal to interocular 

 space. Preocular region three times as long as postocular; less than 

 one-half total length of head. Distinct postocular transverse im- 

 pression. Interocellar space broader than diameter of an ocellus. 

 Antenna inserted closer to eyes than to base of rostrum; not reaching 

 to half of body. First segment thickened, slightly curved, narrower at 

 base; second segment thinner; third and fourth slender; all covered 

 with hairs. Proportions of segments 21:43:36:40. Segments of ros- 

 trum relatively slender; proportions of segments 18:37:25. 



Pronotum as in figure 79,/. Anterior lobe 2^ times as long as 

 posterior; smooth except near anterior margin; with long hairs. 

 Posterior lobe smooth; with deep longitudinal depressions near lateral 

 margins; rounded sinuate in middle. Scutellum large, triangular, 

 with Y-shaped elevation at tip. Wings with sparse long decumbent 

 hau-s on corium. Legs covered with long decumbent spinelike hairs 

 and with longer erect bristles among them. Anterior coxa two-thirds 

 as long as femur; trochanter large, triangular; femur swollen, widest 

 before middle, with very long vertical hairs on ventral margin; tibia 

 short, wider at apex, with a spatulate calcar. Midlegs and hind legs 

 with large coxae, prominent trochanters, and slender femora and 

 tibiae, tarsi with two long claws. Forelegs and midlegs subequal in 

 length, short; hind legs long, with tibia and tarsi together as long as 

 forelegs. Upper margins of abdomen straight, below carinate along 

 median hne. Body hairy. 



