270 Records of the Indian Museum. [Vol. IX, 



ing, nairow, elongate, grey tomentose stripes on 2nd, 3rd and 4th 

 segments, beginning approximately near base of segment and 

 extending nearly to posterior corners. Surface of the abdomen 

 with microscopic pale yellow pubescence, which is brighter and 

 longer on hind margins of segments, and there is a patch of bright 

 reddish-orange pubescence at basal corners of 2nd segment. Tip 

 of abd omen with black hairs. Belly blackish, with a little sparse 

 yellow pubescence 



Legs black ; basal half and tips of anterior tibiae and the 

 anterior tarsi brownish-yellow ; hind legs black, except knees, tips 

 of tibiae and apical part of each tarsal joint. All legs with yellow- 

 pubescence, rather long on femora and tibiae, especially on hinder 

 and under sides ; hind tarsi considerably incrassate, with bright 

 reddish-brown pubescence. 



Wings gxoy^ stigma small, blackish; anterior cross vein at 

 two-thirds of the discal cell, very sloping ; halteres yellow. 



Described from one cf , in inferior condition from immersion 

 in spirit, from Singla. 



Xylota annulata. mihi, sp. nov. (PI. xiv, figs. 11, 15). 

 cf $ Darjiling District. Long. 11 mm. 



Head. — o* Eyes contiguous for half the distance from the 

 black vertex to the face ; frons a small triangle, with very short 

 grey pubescence below the space occupied bj^^ the reddish ocelli 

 Face black on upper part, yellow on lower part, wholly covered 

 with yellow tomentum except the shining black upper side of the 

 antennal prominence. Antennae rather dark brown, shining, bare 

 of pubescence, but with a few short bristles on two basal segments ; 

 mouth parts blackish-brown. Occiput blackish, with a little 

 sparse yellowish-grey hair behind the eye borders. In the $ the 

 frons less than one-fifth of the head at the vertex, widening dis- 

 tinctly down to the antennae, all black, with a little very short 

 bright yellow pubescence which may (apparently) extend over the 

 whole frons except perhaps towards the vertex. 



Thorax aeneous, a little bronze reflection viewed from certain 

 angles ; two median well separated stripes of bright minute golden 

 yellow hairs from anterior margin nearly to scutellum ; a little 

 similar hair on shoulders, hind corners of dorsum and at each end 

 of the transverse suture; shoulders a little yellowish. Sides of 

 thorax black, with a yellowish tinge to the mesopleurae, which 

 bear a little bright yellow hair. Scutellum dull aeneous black 

 with a little very short yellow pubescence around the margin. 



Abdomen. — The ist segment mainly yellowish, rest of dorsum 

 black with, on each side of the 2nd and 3rd segments, a subtri- 

 angular or semicircular yellow spot, extending nearh^ the length of 

 the side margins and spreading inwards until only a rather narrow 

 median black intervening space is left. The 4th segment in & and 

 5 shining aeneous, brighter in 2 (this may be mere individual 

 variation), 5th segment in & yellow; both 4th and 5th segments 



