March, 1916] Homopteroiis Studies. Part I. 187 



black, strong, equaling the pygofers in length; ventral tip of pygofers 

 black, the spines strong, forming the crown as in the male. 



Described from three females and seven males. 

 Habitat: Cape Town, C. P. (Mally). 



Deltocephalus aristida sp. n. (PI. VI, Fig. 3). 



General color brownish black. Form long and slender. 



Length of female 4 mm. Breadth scarcely 1 mm. 



Head brownish black, prominent; disc of vertex flat, slightly rounded 

 towards the sides, the apex very pointed; a median hne extending from 

 the posterior margin to the tip of vertex; length greater than the width 

 and equal to about half the width across the eyes. Face strong, longer 

 than its width; frons black with faint yellowish arcs, three times as 

 long as its width next to clypeus, and two and one-half times as long as 

 the latter; clypeus black, with a faint yellowish tinge, one and a half 

 times as long as its width next to the frons, sides almost parallel, apex 

 rounded; lorte prominent, half as wide as the clypeus; genae well rounded, 

 depressed beneath the eyes, black with a narrow yellow border. Point 

 of insertion of the antennae deep. Face, vertex, prothorax and scutellum 

 finely punctulate. Pronotum well rounded between the eyes, black 

 with five indistinct yellowish longitudinal lines, one on the middle and 

 two on either side, near the lateral margins; posterior margin slightly 

 concave, lateral margins somewhat convex, short; length of pronotum 

 not quite as long as the vertex; sides and venter black with a bluish 

 tinge. Scutellurn black, about equal to the pronotum in length. 

 Elytra brownish, becoming lighter at the apex of the corium; veins 

 showing as lighter lines; appendix strong; abdomen above blackish 

 brown, beneath black; legs lighter in color than the rest of the body. 

 Genitalia, Female — ultimate ventral segment about twice as long as 

 the previous, strongly produced on the middle, the posterior margin 

 rounded, inwardly, the apex somewhat convex; pygofers strong, widely 

 separated at the base, and closer near the tip, three times as long as 

 the last ventral segment; color brown with a yellowish tinge; ovipositor 

 wide, a little longer than the pygofer. 



Described from one female. 



Habitat: Cape Town, C. P. (Mally). 



Tribe Athysanini. 

 Genus Athysanus Burm. 

 Body robust, somewhat rounded at the sides. Head with 

 eyes generally wider than the pronotum, obtuse in front. 

 Vertex slightly produced; ocelli located near the eyes on the 

 margin between vertex and front. Pronotum short, trans- 

 verse, sometimes striated. El^'tra with inner sector forked 

 twice, three anteapical cells and frequently five apicals. 

 Ovipositor short, little if any longer than the pygofer. 



