498 Records of the Indian Museum. [Vor. VII, 
Physocephala annulifera, mihi, sp. nov. 
(Conops annuliferus, Big. nom. nud.) 
Q. Assam. Long. 8 mm, 
Head.—Deep yellow, slightly reddish above antennae, slightly 
livid on vertex. A large black triangular mark on frons, apex 
downwards, the base incurved. Antennae dark reddish brown ; 
tips of Ist and 2nd joints a little pale below, 2nd joint minutely 
pubescent. Proboscis light shining brown, about twice the length 
of the head, tip shining black. Eyes bright chesnut brown, pos- 
terior margins silvery white tomentose. Back of head brown, livid 
towards vertex. a 
Thorax.—Wholly dull black ; humeral calli and sides of thorax 
with a very little whitish dust. Scutellum and metanotum dark 
brown. 
Abdomen.—Dark brown, lighter on 2nd and base of 3rd seg- 
ment, these parts being much contracted; 3rd, 4th and 5th seg- 
ments with a moderately wide gold-dusted posterior border; 6th 
segment gold dusted on dorsum. Genital apparatus somewhat ° 
withdrawn; consisting of an upper curved plate, a pair of claspers 
(apparently), and a narrow intermediate organ, all dark brown, 
shining and bare. Whole abdomen bearing minute black hairs. 
Legs.—Coxae black, silvery white dusted. Femora reddish 
brown, hind pair somewhat thickened on basal half, apical half 
darker. Tibiae reddish brown, with silvery white dust; fore pair 
darker ; posterior pairs attenuated towards base ; hind pair lighter 
in colour on basal half. Tarsi dark brown. All the legs micro- 
scopically pubescent. 
Wings.—Almost clear. A blackish colour from (on the costa) 
the base as far as just beyond tip of 2nd longitudinal vein ; this 
colour extending posteriorly as far as the 3rd longitudinal vein where 
it sharply terminates but is continued into the basal half of the rst 
posterior cell, the outer edge of the coloured part being per- 
pendicular but without a clear-cut limit. The Ist posterior cell 
closed some distance before border. Anterior cross-vein just beyond 
centre of discal cell, which is just half as wide at base as at distal 
end. Halteres blackish. 
Described from a single ? in good condition in the Indian 
Museum collection, from Margherita, Assam. 
N.B.—I retain the specific name under which Bigot left it, but 
it seems inappropriate. 
Physocephala sepulchralis, mihi, sp. nov. 
Q. Assam. Long. 14 mm. 
Head.—Al\ black except the face and underside of the head, 
which are bright chrome yellow, the colour sharply delineated in 
a line across the base of the antennae. The extreme underside of 
the head, below the eyes, the mouth and the proboscis are black, 
