16 Dr. C. P. Alexander on African Crane-flies 



narrow silvery-white spot. Halteres rather short, black, the 

 basal two-fifths of the stem pale yellow. Legs with the fore 

 coxae yellow; middle and hind coxae with the outer faces 

 largely black; trochanters obscure brownish yellow; femora 

 yellowish basally, the tips dark brown, these broadest on the 

 fore legs where less than the basal third is pale, narrowest on 

 the hind legs where it includes only the distal fifth ; tibiae 

 pale brown, the tips narrowly dark brown ; tarsi dark brown. 

 Wings with a faint yellowish tinge ; the base of the wing 

 before the arculus darkened : basal half of cell Sc darkened; 

 stigma oval, hairy, dark brown; narrow and indistinct brown 

 clouds at the origin of Rs, along the cord and outer end of 

 cell 1st M 2 , and as indistinct clouds along the longitudinal 

 veins and in the ends of cells 2nd M 2 , M 3 , Cu 1} and at the 

 end of vein 1st A ; veins dark brownish black. Venation : 

 Sc moderately short, Sc x ending but little beyond mid-length 

 of Rs, Sc 2 at the tip of Sc x ; r at the tip of R x ; cell 1st M 2 

 rather small, not longer than vein Cu x beyond it ; basal 

 deflection of Cu x a short distance before the fork of M. 



Abdominal segments one to four black, the caudal margins 

 broadly reddish yellow ; segments five to seven black, eight 

 and nine orange ; valves of the ovipositor short and blunt 

 as in this group of species. 



Hab. Southern Nigeria. 



Holotype, ? , Oshogbo {Dr. T. F. G. Maijer). 



Pa?-atopotype, ? . 



Presented by the Entomological Research Committee, 

 1911. 422. 



Type in the collection of the British Museum (Natural 

 History). 



Tribe Antochini. 



Genus Ceratocheilus, Wesche. 



Ceratocheilus edwardsi, sp. n. 



Kostrum about as long as the body ; head light grey ; 

 mesonotal praescutum light reddish orange; remainder of 

 the mesonotum brown ; pleura with a broad dark brown 

 dorsal stripe; wings pale creamy with a heavy dark brown 

 pattern ; vein R 2+z very long, bisinuous ; cell 1st M 2 closed, 

 basal deflection of Cu 1 before the fork of M. 

 * Male. — Length (excluding rostrum) about 6"3 mm. ; wing 

 4 - 4 mm. ; rostrum about 6 mm. 



Rostrum very long and slender, approximately as long 

 as the body, dark brown, the extreme base almost black. 



