The Crane-flies of South Africa (Diptera, Tipvlidae). 153 
promineut, shiuy black, rouuded, situated uear the anterior mari^in of 
the sclerite, the distance between them a little <,^reater than the 
diameter of one ; scutum dark grey ; scutellum pale brown to brownish- 
yellow ; postnotum black with a sparse grey bloom. Pleura with 
the propleural sclerites yellowish ; mesopleura pale whitish-yellow, 
with two broad blackish-grey stripes, the dorsal one beginning on 
the pronotal scutellum continuing caudad to the mesonotal post- 
notum ; ventral stripe including the coxae and the mesosternum ; 
mesosternum yellowish medially. Halteres pale brown, the knobs darker 
brown. Legs with the coxae yellow, the outer faces dark with a 
dense grey bloom ; trochanters dark brown ; remainder of the legs 
black. Wings with a pale grey tinge, vein Cu suffused with brown ; 
stigma distinct, rounded-oval, brown ; veins dark brown. Venation 
(Plate XI, fig. 17), Sc very long, extending to beyond mid-length of the 
long sector ; Sc^ rather long, longer than the radial cross-vein but 
shorter than vein B.^ alone; Bs long, somewhat augulated at its 
origin; -B., + ;. short; cross-vein r connecting B^^ with Be, + ■,!,; basal 
deflection of B^ + :, long, not on a line with r-m; cell 1st M. open by 
the atrophy of the outer deflection of M.^ ; fork of M^ + .. longer than 
its petiole ; basal deflection of Cuy beyond the fork of M. 
Abdominal tergites dark brownish-black, unmarked, the ovipositor 
light yellowish-brown ; sternites black, the segments broadly margined 
caudally and laterally with yellowish ; lateral integument bright 
yellow. 
Habitat. — South Africa. 
Holotype, 9, Gillets, Natal, September, 1915 (Marley). 
Paratype, 9, Krautz Kloof, Natal, September 26th, 1915 (Marley). 
Type in the South African Museum. 
GONOMYIA (GrONOMYELLA) BREVIPURCA, sp. U. 
Black ; thorax and abdomen striped and banded with bright yellow ; 
wings with the radial cross-vein present; cell 1st M.2 open by the 
atrophy of the medial cross-vein ; fusion of Cu^ and M.^ very extensive, 
the remaining fork being very short. 
Male. — Length 4 mra. ; wing S'S mm. 
Eostrum and palpi black. Antennae black, the flagellar segments 
rounded-oval. Head black ; eyes small with coarse ommatidia ; front 
and vertex extensive. 
Pronotum black, the scutellum bright yellow. Mesonotum black with 
a small yellow blotch on the outer caudal angle of the scutum inside 
the wing-base. Pleura bright yellow with two l)road black stripes, 
the dorsal stripe extending from the pronotum to the mesonotal post- 
