new or little-known Tipulidee. 315 
slightly more yellowish ; abdominal tergites with the caudal 
margins infuscated. 
Male.—Length 5°5 mm.; wing 5 mm. 
Female.—WLength 7-7'1 mm.; wing about 6-4 mm. 
Rostrum comparatively long and slender, a little longer 
than the head alone, pale testaceous ; palpi dark brown. 
Antenne dark brown. Head brown. 
Mesonotum brownish yellow, without distinct markings. 
Pleura yellow. Halteres brown, the base of the stem 
yellowish. Legs with the coxe and trochanters yellowish 
testaceous ; remainder of the legs pale brownish testaceous. 
Wings subhyaline, cells C and Se slightly more yellowish ; 
stigma small, very pale brown ; veins pale brown. Venation: 
Sc long, Sc, ending a short distance before the fork of Js, 
Se, at the tip of Sc, and about twice its length; Rs rather 
long, evenly arcuated; ,,3 gently sinuous ; cell 3 at the 
margin very wide, cell R, a little wider than cell 2nd M, but 
narrower than M/Z, ; deflection of R,,; a little more than one- 
half r—-m ; cell lst JZ, pentagonal ; deflection (first section) 
of M,,. long, about equal to or slightly shorter than the 
second section of 1/,,.; veins beyond cell 1st A/, long and 
slender; m and outer deflection of MM; subequal ; basal 
deflection of Cu, a little before the fork of M. 
Abdomen obscure yellow, the caudal margins of the 
‘tergites infuscated medially. 
Hab. West Africa. 
Holotype, 3, Batanga, Cameroun, March 23, 1920 (VJ. A. 
Reis). 
Allotype, 9, Efulan, Cameroun, May 7, 1920 (J. A. Reis). 
The female is entirely similar to the male, but is slightly 
larger, even lighter-coloured, and with the basal deflection 
of Cu, closer to the fork of JZ. 3 
Orimargula longicornis, sp. n. 
Antenne of the male elongate, if bent backward extending 
to beyond mid-length of the abdomen ; head dark grey ; 
mesonotal prescutum light reddish brown without darker 
markings ; wings greyish subhyaline, stigma lacking ; 
abdomen dark brown, the hypopygium more yellowish. 
Male.—Length 4 mm. ; wing 4°2 mm. 
Rostrum brown, the mouth-parts more yellowish, slightly 
elongated ; palpi dark brown. Antenne very long for a 
member of this genus, if bent backward extending to about 
opposite the fifth abdominal segment ; scape obscure brownish 
yellow, flagellar segments dark brown, the segments clothed 
