1912. | E. Brunerri1: New Oriental Diptera. 469 
basal half of the two latter segments. ‘These scales are practically 
absent in the ¢@ but a few are usually present. Belly blackish, 
the middle part a little paler, generally with a considerable space 
covered with soft short white hairs; tip inclined to be reddish. 
A considerable amount of white hairs in both sexes at anterior 
corners of abdomen. 
Legs.—Wholly black, with the usual fine pubescence and very 
short black bristles. 
Wings clear, costal and subcostal cells very pale yellowish 
grey; halteres pale yellow. 
Redescribed from ao and 2 in cop from Helwak, Koyna 
Valley, Satara District, 2000 ft., 28—30-iv-12, and several others of 
both sexes from other localities in the same neighbourhood, up to 
3500 ft. and from the 23rd to the 30th. Theo and ? taken 1m cop 
are only 7 mm. long, but the species varies up tor2mm. ‘Thedegree 
of yellow hair on the abdomen and the extent of the white scales 
are both variable. 
Exoprosopa vitripennis, mihi, sp. nov. 
@. Bombay Presidency. Long. 10 mm. 
Head.—Frons above antennae nearly one-third of the head 
lessening to one-third of that width at the vertex; shining 
black with short black pubescence and pale whitish yellow scales 
above the antennae and over the shining black face also. These 
scales show prismatic colours in certain lights. Antennae dark 
brownish yellow, 3rd joint ending in a fine point. Oral opening 
whitish yellow, bare, or with a few very short pale yellow hairs. 
Proboscis rather long, blackish, palpi black, curved, very slender, 
with short hairs. Occiput and under side of head black, a few 
scales closely pressed to the surface, behind the eyes. 
Thorax.—Shining black, with milk-white bristly hairs on the 
sides, anterior border of dorsum and around the wings. Scutellum 
dull coffee brown, some small white scales below its hind margin, 
closely applied. 
Abdomen black, moderately shining, almost bare ; small milk- 
white scales at the bases of the segments towards the sides. Belly 
black, with the basal part of most of the segments covered with 
small snow-white scales. 
Legs.—Wholly black, except for a little dull-brown reflection 
of the tibiae in certain lights. 
Wings.—Absolutely clear, vitreous, highly iridescent, costal, 
auxiliary and Ist longitudinal veins and those at base of wing yel- 
lowish, the remainder black ; halteres yellow. 
Described from a single @ from Mahabaleshwar, Satara 
District, Bombay Presidency, 4200 ft., 13—-16-iv-12 [Gravely]. 
N.B.—Very near vitrea, Big., differing by the wholly reddish 
brown antennae ; the whitish hair on anterior margin of thorax; 
the wholly black scutellum; the wholly clear wings; and the 
absence of anv reddish colour towards the sides of the dorsum. 
