20 ^^'- C. P. Alexander on African Crane-flies 



■wing-margin ; cell \st il/g very small for a member of tliis 

 genus, pentagonal, tlie section of Mi_^o between 7--m and m 

 shorter than the basal section and about equal to m ; the 

 fusion of J/s and Cui longer than any of the other veins 

 that surround cell 1st M^ ; basal deflection of Cu\ before 

 the fork of M, this distance about equal to one-half the 

 length of the basal deflection of Cu^. 



Abdominal tergites dark brown, the hypopygium brown, 

 tlie sternites reddish brown. 



Hub. Nyasaland. 



Holoti/pe, ^ , Mt. Mlanie, December 5, 1912 {S. A. Xeave). 



Presented by tlie Entomological Research Committee, 

 1913. 236. 



Type in the collection of the British Museum (Natural 

 History). 



This curious fly requires comparison wMth no other of the 

 known species of the genus. It is dedicated to the collector 

 in a|)preciation of his eftbrts in collecting members of this 

 neglected family of dies in Eastern Africa. 



Genus Dicranoptycha, Osten-Sacken. 

 Dicranoptycha atricolor, sp. n. 



General coloration deep shiny black, the antennal scape 

 and bases of the fore femora brighter. 



Male. — Length about 10 mm, ; wing 12 mm. ; hind 1 g, 

 femur 9 mm., tibia 10*3 mm. 



llostrum and palpi dark brown. Antennae with the scape 

 dark brown, tiie flagellar segments black. Head dark 

 brown. 



Pronotum and mesonotum deep shiny black. Pleura 

 shiny black. Prosternum broad. Haltercs dark l)rounish 

 black. Legs with the coxae and tiochanters black ; femora 

 black, the bases of the fore femora dull yellow ; tibi?e dark 

 brown, tipped with black ; metatarsi dark brown, tipped 

 with black; remainder of the tarsal segments broken. Wnigs 

 w ith a deep, dark brown tinge, more suffused in the costal 

 region ; veins dark brown. Venation : Sc longer than in 

 D. natalia, Sci ending about opposite 7'—ni, Sc^ beyond mid- 

 length of the deflection of 7t'^_,.5 ; i?i beyond ?* shorter than 

 the deflection of Bi^^; Rs short, about equal to or shorter 

 than cell 1^/ M2. 



Abdomen black throughout. J 



Bob. Uganda. 



