SYRIMIUS. 73 



on 2ik1 segment a pair of moderate-sized yellow oval spots placed 

 across centre, near siiies, well separated from each other and clear 

 of side margins ; 3rd segment with a sinuate narrow yellow hand 

 of uniform width from side to side, placed a lirtle before middle 

 of segment and broadly contiguous to centre of anterior margin. 

 Jn some specimens this band is slightly emarginate behind at the 

 middle. Fourth segment similar to 3rd. Pubescence following 

 ground-colour except for a few black hairs at hind corners of 

 segments. In 9 ? band on 3rd abdominal segment ratlier less 

 sinuate and much narrower in middle than in cf ; hind corners of 

 4th segment and hitid margin of 5th narrowly orange. Lecjs 

 orange-yellow; basal half of anterior femora, and more than basal 

 half of hind femora, black, also hind tibiae more or less blackish 

 towards tips ; upper side of hind tarsi blackish-brown. Wwfjs 

 pale yellowish-grey; stigma ch'stinct, long, yellowish- bi'own ; 

 iialteres orange, squama) yellowisli. 



Length, 8|-10 mm. 



Described from several S S and a single $ in the Indian 

 Museum. Mundali, Dehra Dun District, 9000 ft., 10. v. 1910; 

 Matiana, Simla District, 8000 ft. ; Kurseong, 4700 ft., l.'. iv. 191 1 

 {Annnndale^-, Darjiling, 6900 ft., 20. x. 1905 (J?n«n^«i), a rather 

 dark variety. Distributed throughout Europe. There is no 

 doubt about the identification, the grey-striped thorax and the con- 

 vex yellow abdominal bands being striking and unusual characters. 



57. Syrplms serarins, Wied. (PI. II, figs. 11 14.) 



SyrpJms i^crariits, Wiedemann, Auss. Zweifl. ii, p. 128 (1830); de 

 Meijere, Tijd. v. Ent. li, p. 290 (1907). 



J $. J fend', in (^ , eyes with dense brown pubescence ; vertical 

 triangle small, black with black hairs ; upper part of frons almost 

 aeneous, sometimes with greenish or yellowish tinges, w ith close 

 blackish-grey dust and long black pubescence. Antennal pro- 

 minence shining violet-black, space round base of antennae 

 narrowly orange ; face with ground-colour orange, often with an 

 aeneous tinge, with dense yellowish-grey dust and rather thick 

 though not conspicuoufi dark brown ^nil'escence, which becomes 

 whitish an<l short about the mouth ; the border of the latter is 

 blackish, the central bump shining black, hare; cheeks very 

 narrow, almost absent, ash-grej' with sparse short yellowish-grey 

 hairs. Antt-nine ami arista all black, but base of 3r(l joint on 

 underside sometimes dull orange. Occipital orl)it with thick 

 yelluwish-grey fringe. In 5 , vertex broadly shining violet-black, 

 the colour sometimes extending as far as tlm antenna% or some- 

 times interrupted by a grey-dusted space of greater or less extent. 

 Jliorax moderately shinini;^ black, sometimes w ith a slight jeneous 

 tinge, with brownish-grey |)ubescenc(' ; bright yellow pubes- 

 cence at sides of dorsum in front and black pubescence around 



