The Craiie-flie.o of Soath Africa {Diptera, Tipulidae). 179 
Hahitat.—PovtugMese East Africa. 
Holotype, ,^ , Lourenco Marquez, Portuguese East Africa, Feb- 
ruary 13th, 1909 (C. W. Howard). 
Allotype, ? , topotypic, 1911 (J. B. Paulus). 
Paratopotypes, 2 c^ (^ . 
The type is in the collectiou of the United States National Museum, 
the allotype in the South African Museum. 
In the structure of the hypopygium it most closely resembles 
N. amhHpeiuu>^, sp. n., and N. fhietn. Walker, as described ])elow. 
Nephrotoma tincta. Walker. 
1856. Ins. Saunders., vol. 1, Dipt., p. 444 {Tipnla). 
One male and one female, Barberton, Transvaal, April, 1911 (H. 
Edwards) ; a female from the same locality, Noveml)er. 1911. 
The specimens offer the following measurements : 
JfaZe.— Length II mm. ; wing 10-3 mm. 
_FemaZe.— Length 15-8 mm. ; wing 12-4 mm. 
This beautiful species much resembles N. tigrina, sp. n., Ijut is a 
much darker species in all respects ; the praescutal stripes are very 
broad, further restricting the ground-colour ; pleura and coxae black, 
exceptinu- a lu-ight yellowish-white mark on the lateral portions of the 
postnotum, and more yellowish spots on the mesepimeron. The legs 
are black, excepting the Imsal .luarter of the femora and the tro- 
chanters which are yellowish ; wings strongly suffused with blackish, 
the venation as shown on Plate XII, fig. 40. Abdomen with the 
subterminal black ring occupying all of segments six to eight and the 
•caudal portion of the fifth tergite ; ninth tergite dark yellowish- 
brown, the outer pleural appendages conspicuously bright yellow. 
Hypopvgium with the ninth tergite (Plate XIV, fig. 66) of the same 
<.enerai structure as in N. tiyrina, but the lateral lobes much broader 
and stouter, so that the caudal notch is more V-shaped, the median 
incision large, rounded; caudal margin with an abundant pale, 
pubescence that conceals the chitinised teeth beneath; outer pleural 
appendage elongate, the tip drawn out into a long point. 
Nephrotowa petiolata, Macquart. 
1838. Macquart, Dipt. Exotiq., vol. 1, pt. 1, p. 49 (Pachyrrhiua). 
1888. Bergroth, Ent. Tidskrift, vol. 9, p. 140 {Pachyrrhina). 
T'^e following specimens in the collection : 
9" Hex River Mountains, Worcester, Cape Colony, 1886 (L. 
Periuguey), bearing Bergroth's numl)er 8. 
