Mr. J. R. Malloch on Heotic Muscaridee. 423 
me one female from Dunkwa, Ashanti, West Africa, 2. vii. 
1907 (Dr. W. M. Graham). 
Emmesomyia africana, sp. n. 
Female.—Y ellow-testaceous, shining. Head black, anterior 
margin of frons and cheeks brownish, base of arista yellowish. 
Thorax with a broad fuscous dorso-central vitta. Abdo- 
men slightly infuscated, but without black apical margins 
to tergites. Legs yellow. Wings clear. MHalteres and 
calyptre yellow. 
Bristling of frons typical of the genus; arista with its 
longest hairs distinctly longer than its basal diameter. 
Thorax with three pairs of widely separated acrostichals, and 
between them three or four series of setulose hairs in front 
of suture; prealar short. Fore tibia with a short antero- 
dorsal and a longer posterior median bristle ; mid-tibia with 
three posterior bristles; hind femur with three or four 
widely spaced bristles on basal three-fourths and two stronger 
near apex on antero-ventral surface, and some weaker bristles 
on basal two-thirds of postero-ventral; hind tibia with one 
antero-ventral, two antero-dorsal, and two postero-dorsal 
bristles. Costal thorn minute. - 
Length 5 mm. 
Type, Zungeru, Northern Nigeria, xi. 1910 (Dr. J. W. 
Scott-Macjie). 
Differs from farda in having only two bristles on the 
antero-dorsal surface of the hind tibia. 
Emmesomyia nigrolutea, sp. n. 
Female.—Head black ; frons and face with greyish pruin- 
escence; antennee and palpi black. Thorax, when seen from 
behind, densely grey pruinescent, with a pair of widely 
separated black spots on anterior margin and three less 
widely separated spots behind suture; base of scutellum 
black. Abdomen yellow, with a moderately broad dorso- 
central vitta on segments 2 and 4, and a narrow fascia on 
apices of all segments black; anterior half of each segmeut 
from 2 to 4 infuscated, the infuscated parts when seen from 
behind covered with whitish pruinescence. Legs yellow, 
apices of all femora narrowly infuscated, tarsi brown. Wings 
clear. Calyptree and halteres yellow. 
Head and thorax as in preceding species. Fore tibia with 
a short preapical antero-dorsal bristle, the posterior bristle 
absent in the type; mid-tibia with an antero-dorsal and three 
posterior bristles ; hind femur with a bristle near middle and 
. z9* 
