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cated. Legs with the coxae and trochanters obscure yellow; remainder 

 of the legs broken. Wings with a fulvous brown tinge, more yello- 

 wish along the costal margin; veins brown. Venation : Sci ending 

 just beyond r-m: Sco at about its own lenght from the tip of Sa; 

 Rs about twice the deflection of R-t+s; basai deflection of M1+2 angu- 

 lated near midlength; cell ist Mo open by the atrophy of the outer 

 deflection of M3; pétiole of cell 2nd Mi about equal to the basai 

 deflection of Ri+s; basai deflection of Cm near one-half its length 

 beyond the fork of M. 



Abdomen dark reddish brown, with a brownish black subterminal 

 ring; hypopygium deep reddish brown. Maie hypopygium with the 

 outer dististyle comparatively small, the base stout, the apex chi- 

 tinized, cylindrical, terminating in a short point; inner dististyle 

 appearing as a slender U-shaped arm. 



Hab. Nyasaland. 



Holotype, tf, Mt. Mlanje, March 15, 1913 (S. A. Neave). 

 » Prey of Asilid, Promachus fasciatus (Fabricius). » 

 Type in the collection of the British Muséum (Natural History). 

 Dicranoptycha confluens is the only species of the genus so far 

 described in which cell ist M2 is open. 



Genus TRENTEPOHLIA Bigot. 



Trentepohlia (Trentepohlia) brevisector, sp. n. 



General coloration ochreous, the praescutum with a narrow dark 

 brown line on anterior portion; wings nearly hyaline; Rs short; cell 

 2nd A broad. 



Female. — Length about 6 mm.; wing 5.5 mm. 



Rostrum and palpi pale brown. Antennae black, the terminal 

 flagellar segments broken. Head grey. 



Mesonotal praescutum shiny ochreous, with a narrow médian 

 brown line on the anterior portion; scutellum and postnotum infus- 

 cated. Pleura ochreous. Haltères pale brown, the extrême base of the 

 stem paler. Legs with the coxae and trochanters yellowish testaceous; 

 remainder of legs pale brown, the tarsi paling into whitish, the ter- 

 minal segments again darker; posterior femora with a group of five 



