CllRYSOTOXUM. — CALLlCEll A. ^03 



upper iiiouth-boider ; sides of uppei* inouth-border dull trans- 

 lucent orange, and there is a small transverse whitish space 

 between them and the shining dark brown stripe which separates 

 this part from the shining cream-yellow lower part of hetid. 

 Thorax shining blackish with a dark cupreous or violet tinge, 

 minutely punctate ; anterior half of dorsum with dense moderately 

 short i"ich brown pubescence ; that on sides and hinder half of 

 dorsum black, and slightly longer ; two yellowish-grey, rather 

 narrow stripes on anterior margin disappearing hindwards before 

 or at suture. Pleurai sliining black or ajneous-black ; mesopleura 

 and sternopleura conspicuously cupreous. Bright, sliining 

 chrome-yellow calli placed as follows : one on humerus ; an 

 elongate one with a deep diagonal impression above wing-base; 

 an elongate vertical one on hind half of mesopleura. Pubescence 

 of pleurae black, but with some yellow hairs interniixed on meso- 

 pleural calli, Scutellum bright lemon-yellow with no black spot. 

 Abdomen deep shining violet, mii:utely punctate with dense erect 

 short black pubescence, which in central part of hinder half of 

 2nd, 3rd and 4th segments is replaced by much shorter and 

 exceedingly dense depressed pubescence. Side margins of abdomen 

 very distinct ; sometimes an elongate whitish spot on each side 

 of anterior margin of 3rd segment; venter shining dark violet, 

 with black ])ubescence. Legs yellow or orange-yellow ; basal third 

 of fore femora, basal half of middle femora, liind femora wholly 

 (except at tip), black ; tips of tihiic and the entire tarsi brownish. 

 Pubescence black on black parts, except for the very short 

 whitish pubescence on hind femora; also black on 3'ellow parts of 

 tibiae and on upper side of tarsi ; on rest of legs it is short and 

 yellow. TFmr/s dark blackisli-brown anteriorly, gradually fading 

 hindwards to grey on hind margin ; halteres dull orange. 



Length, 12 mm. 



Described from several of each sex in the Indian Museum from 

 Sureil, Darjding District, 5000 ft., 11-31. x. 1917 {Annandale 

 ij- Gravel)/). One 2 in fbe British Museum from Simla 

 (Sladen). Tj/pes in the Indian Museum. A most beautiful species, 

 closely allied to AV^alker's C. aiiiiquum, though I feel convinced 

 that it is really distinct. 



Genus CALLICERA, I'aiiz. 

 CaUiceru, Meigen in Panzer, Faun, (ierni., p. civ, pi. 17 (1809). 



Head short, slightly wider than thorax; face broad and pro- 

 duced, scarcely hollowed below antenna; but with middle knob 

 and up])er mouth-edge slightly prodiu-ed : face densely pubescent, 

 almost as in Microi/ou ; jowls moderate in size; back of head shallow ; 

 vertex in J very small; Irons moderately produced, brilliantly 

 shining and quite bare. Eyes hairy, especially in J , and touching 

 in that se.\" for an unusually long space (about three times as long 

 as vertex), but well separated in $. Antenna) elongate, porrect. 



