278 Mr. J. R. Malloch on Evotic Muscaride. 
Darwinomyta univitiata, sp. n. 
Male and female.—Head yellowish red, occiput infuscated, 
the interfrontalia in female red ; orbits greyish ; third an- 
tennal segment slightly darkened apically ; palpi yellow. 
Thorax yellowish red, mesonotum with a broad black cen- 
tral vitta ; propleura below, mesopleura, and pteropleura 
blackened; centre of metanotum black. Abdomen black or 
fuscous, male with a luteous mark on each side of basal 
(second) tergite. Legs reddish yellow, fore femora, apical 
half of hind femora, and the tarsi infuscated in both sexes, 
hind tibize infuscated basally in male. Wings clear, yellowish 
at bases. Calyptre and halteres yellow. 
Male.—Kyes short-haired, separated by little more than 
width of anterior ocellus ; orbits setulose almost to anterior 
ocellus; parafacials linear; cheek higher than width of third 
antennal segment; arista with very short pubescence ; palpi 
slender. Thorax with three pairs of very long presutural 
acrostichal bristles; prealar long; postsutural dorso-central 
bristles 4; hypopleura with some fine hairs on upper margin 
in front of spiracle; venter of scutellum bare. Abdomen 
ovate, basal sternite bare ; ventral hairs very long; hypo- 
pygium small; fifth sternite with a small rounded posterior 
excision. Fore tibia with one antero-dorsal and one posterior 
bristle; fore tarsus slender, longer than tibia, without long 
sensory hairs along posterior side of basal segment ; mid- 
femur with a group of erect fine hairs before middle on 
anterior surface, and beyond them the same surface is fur- 
nished with microscopic erect hairs which become stronger 
towards the apex, finally assuming the proportion of short 
spines, same femur with two strong bristles basad of middle 
and about seven weaker bristles on apical half of postero- 
ventral surface; mid-tibia with four or five postero-dorsal 
and four or five postero-ventral bristles ; tarsus normal, hind 
femur slightly curved, with about five bristles on apical half 
of antero-ventral surface, the postero-ventral surface bare ; 
hind tibia curved, the calear distinct, antero-ventral, antero- 
dorsal, and postero-dorsal surfaces each with a series of long 
hairs, those on the antero-dorsal surface strongest, apical 
postero-dorsal bristle indistinguishable. Wing slightly 
pointed; outer cross-vein slightly curved. 
Female.—Frons one-third of the head-width, orbits narrow; 
setulee continued considerably above vibrisse. Thoracic 
bristles much shorter and stronger than in male; genital 
