DELTOCEPHALUS. 



387 



between the eyes, anteriorly angulated, in $ with a truncated tip, 

 in (S more acutely angular, arched above, yellow, with a black 

 triangular spot on the disk which is sometimes wanting or very 

 small ; on the transition from vertex to front are placed the 

 ocelli which are distinctly visible as black spots ; head beneath as 

 long as breadth between cheek angles ; face arched, without pattern, 

 a deep black longish spot below antennal cavities, eyes brown ; 

 antenuffi inserted in shallow pits, basal joint short, second joint 

 twice as long, antennal bristle long ; pronotum as long as vertex. 



Fig. 242. — Deltocephalus ])orticus. 



arched in front, flatly bayed behind, arched above with a bow-like 

 transverse lino near anterior margin ; scutellum yellow like pro- 

 notum, with a short depressed transverse line in middle ; tegmina 

 hyaline, translucent, rendered greyish-white by the reflection of the 

 black dorsum, with very delicate veins, the terminal marginal vein 

 brownish, marginal appendage present : wings hyaline with 

 yellowish-white veins ; pectus and abdomen yellow ; dorsum 

 black, segmental borders narrowly yellow ; legs yellow, all the 

 claws dark." {Melichar.) 



" Length S ^ millim., $ 3-3| millim." 



Hah. Ceylon; Peradeniya, Henaratgoda, Colombo {fide, Melichar). 



2654. Deltocephalus biinaculatus, Melich. Horn. Faun. Ceylon, p. 204 

 (1903). 



" Vertex as long as breadth between eyes, in front angularly 

 produced, with two large transverse black spots which are situate 

 in the neighbourhood of the front high angles and between which 

 there is a tine shortened longitudinal line ; face somewhat long, 

 distinctly longer than broad, narrowed to clypeus, unmarked, iu 

 the antennal cavities there is a large black spot partly extending 



