40 Dr. C. P. Ak'xandei; on African Crane-flies 



Hab. Sierra Leone. 



Holotype, ? , Kamba, November 16, 1913, 8 p.m. [Br. J. Y. 

 Wood). 



ParatoiJOtyi^e, ? . 



Preseuted by tlie Imperial Bureau of Entomology, 1915. 58. 



Type iu the collection of the British Museum (Natural 

 History). 



The' following note by Mr. Edwards accompanies the 

 specimens : "When these specimens were first shown me 

 they had legs beautifully spotted with black and yellow ; 

 these were broken off and lost by the attendant who mounted 

 them.'' 



It is very possible that this curious fly is not a true 

 member of the genus, but as it is here tliat it will run by the 

 keys it is retained iu this genus until further material is 

 available. Certain features of the head and thorax suggest 

 the isolated genus Styi'ingomyia. 



Genus Trentepohlia, Bigot. 



Subgenus Mongoma, Westwood. 



Trentepohlia {Mongoma) madagascariensis, sp. n. 



General coloration dark brown; mesonotal praescutum 

 dull yellow with three dark brown stripes ; legs brown, the 

 tips of the femora and tibiae narrowly creamy white ; wings 

 pale brownish, heavily marked with dark brown; basal 

 abdominal segments annulated. brown and yellow. 



Mule. — Length about 12 mm.; wing ]0'5 mm. 



Rostrum and palpi browuish yellow. Antennoe rather 

 elongate, dark brown throughout, the last segment about 

 twice the length of the penultimate. Head dark brown. 



Mesonotal prsescutum dull yellowy clearest laterally, with 

 three dark brown stripes, the meflian stripe ending before 

 the suture; scutum yellow, the lobes daik brown ; scutellum 

 and postnotum dark brown. Pleura dark brown. Halteres 

 pale yellow, the knobs dark brown. Legs with the coxte 

 shiny dark brown; trochanters dull yellow; femora light 

 brown, palest basally, passing into dark brown before the 

 narrow (1*3 mm.) creamy-white tips; tibia? dark brown with 

 only the extreme bases and the moderately broad tips (2 mm.) 

 pale; tarsi pale brown; fore femora with a row of small 

 erect hairs on the inner face, two of these being more 

 powerful than the others ; on the posterior feuiora there are 

 six or seven such spinous bristles ; metatarsi with a few long 

 hairs near the base. Wings with a pale brown suffusion, 



