The Crane-flies of South, Africa (Diptera, Tipulidae). 175 



genae, more saturated, orauge-yellow, ou the vertex and occiput ; 

 occipital mark not apparent. 



Pronotum brownish-orange. Mesonotal praescutum brownish- 

 yellow with three shiny black or brownish-black stripes that are nearly 

 confluent ; middle stripe broadest in front, narrowed to an indistinct 

 point behind, indistinctly split by a reddish line ; anterior ends of the 

 lateral stripes capped by an opaque black mark ; scutum brown with 

 the lobes darker ; scutellum and postnotum brownish-yellow, the latter 

 more brightened. Pleura marked with yellow and reddish-brown. 

 Halteres light brown, the knobs darker brown. Legs with the coxae 

 yellowish-brown provided with numerous long yellow hairs ; tro- 

 chanters dull yellow ; femora dull brownish-yellow, narrowly tipped 

 with dark brown ; tibiae yellowish-brown, darkened at their apices ; 

 tarsi broken. Wings with a strong brownish-yellow tinge, the costal 

 cell very little brighter ; stigma oval, dark brown ; apex of the wings 

 and vein On a little inf uscated ; a broad seam along the basal deflection 

 of -B 4 + 5 and r-m. Venation (Plate XII, fig. 36), Rs short, oblique; 

 cell M t sessile ; fusion of (7tt 1 with M before the fork of the latter vein. 



Abdominal tergites dull brownish-yellow, the lateral margins of the 

 segments broadly blackish ; on the sixth to eighth segments broader 

 and including the caudal margins of the segments ; hypopygium 

 yellowish ; steruites six and seven and the lateral portions of eight 

 black, the remainder orange-yellow. Male hypopygium (Plate XIV, 

 fig. 63) with the ninth tergite dull yellow, with the caudal margin 

 deeply rounded by a U-shaped notch, the caudal margin chitiuised ; 

 pleural suture elongate, curved slightly dorsad at its tip ; outer pleural 

 appendage not large, the apex not produced, rather blunt. Abdomen 

 with rather dense yellow hairs, on the basal segments short and 

 appressed, longer toward the tip of the organ, on the eighth stern ite 

 very conspicuous. 



Habitat, South Africa. 



Holotype, ^ , St. Matthew's, King William's Town District, South- 

 east Cape Colony, 1894 (E. Lightfoot). 



Type in the South African Museum. 



NEPHROTOMA UNICINGULATA, sp. u. 



Autennal flagellum dark brown ; head light yellow ; thorax with 

 black stripes, scutellum and postuotum pale ; abdomen unmarked on 

 the mid-dorsal line, but with a black subterminal ring ; wings pale 

 yellowish with a slight suffusion at the apex and a seam on the basal 

 deflection of R 4 + - a ; extreme apices of cells R- 3 and M^ sparsely 

 pubescent. 



12 



