TEX NEW AFRICAN HAE.MATOPOTA. 155 



A-ery well defined pale rings, metatarsus pale except towards the tip ; pubescence 

 almost entirely black, even over the pale tibial rings. Hind legs dark brown ; tibiae 

 with a rather broad pale ring at the base, and another nuich narrower and much less 

 distinct one towards the tip ; metatarsus pale on the basal two-thirds ; pubescence 

 mainly black, but whitish hairs are numerous along the upper and lower margins of 

 the femora and on the basal pale ring of the tibiae. 



Wuigs dark brown, the pale spots very small and few in number, the apical pale 

 streak being absent ; stigma entirely dark brown ; no darker clouds over the cross- 

 veins. Squamae dark, with darker border. Halteres with pale stem and dark brown 

 knob. 



Fig. 7. Haoiiafopota obsoleta, Eclw., sp. n. 



LoigfiL 11-5 mm. ; wing-length, 10-5 mm. ; width of head, 4-3 mm. ; width of 

 front at vertex, 1*2 mm. 



Nyasaland : Ruo Valley, 2,000 ft., 2.iv. 1913 (.S'. A. Neave), 1 $. 



In the reduction of the wing markings, and especially in the absence of the apical 

 :sinuous mark, this species is very distinct from almost all the others so far described 

 from Africa. In structural characters it appears to be alhed to H. inornala, Aust., 

 and to H. nefanda, sp. n., but is much darker in colour, though it is just possible it may 

 be only a melanic form of the latter. In spite of a prolonged search Mr. Xeave was 

 only able to obtain the single specimen. 



Haematopota rabida, sp. nov. (PL II, fig. 7). 



$. Head (fig. 8) : Face and jowls gi'eyish, with whitish hair ; a brown patch 

 extending from beneath the antennae to the eye-margins. Front greyish brown, 

 scarcely lighter at the margins ; an indistinct median gi-ey streak towards the vertex. 

 Median frontal spot absent ; lateral spots roundish, barely touching the eyes. Frontal 

 callus moderately broad, wrinkled, shining black, extending from eye to eye, its upper 



