SYKITTA. 253 



rately in the margin; transverse prahracldul vein placed beyond the 

 middle of the discal areolet. Hind femora thick, compressed at the 

 tips, armed beneath with an annular ridge ; hind tibia3 stout, curved. 

 Male. Eyes contiguous. Abdomen somewhat obclavate, furnished at 

 the tip beneatli with two short appendages, and with two fascicles of 

 curved hairs. Fern. Eyes approximate. Abdomen nearly cylindrical. 



1. milesiformis. Flu. syrph. lii. 5 (1816); Mg. ; Mq.; Lw. ; 



Ztt. — rifomacnlata, Ct. ! b. e. 401. Nigra, antennis piceis articulo se- 

 cundo ferrugineo, alls subcinereis, abdomiue luteo basi apice vittaque 

 dorsaU nigris, pedibus fulvis, tibiis apice femoribusque anterioribus pe- 

 dibusque posticis piceis. Long. 3^-4- ; alar. 7-8 lin. 



Black. Head yeUow about the peristoma. Antennse piceous ; second 

 joint feiTuginous. Wings slightly grey. Halteres yellow. Abdomen 

 luteous ; base, tip, and dorsal stripe black. Legs tawny ; hind legs 

 piceous ; anterior femora piceous, with tawny tips ; anterior tibiaj 

 piceous towards the tips. 



Eare. (E.) 



Genus IX. SYRITTA. 



Syritta, St. F. et Srv. cue. x. 808. (1825); Mq. ; Mg. zw. vii. ; 



Ztt. ; Rdn. Miisca p., L. ; Dg. ; Shr. ; Gf. ; Gm. Conops p., Spl. 



Sgrphus p., Fb. ; Pz. Milesia p., Fb. ; LI. ; Fin. Xylola p., Mg. 

 Coprina, TAX. \. 1. 



Epistoma carinaium. AntenncB capitis latitudine conjunctim breviores ; 



articulus quartus dorsalis, quintus nudiis. Sciitellmn depressmn, aciitum. 



Areola subapicalis Integra ; lobiis axillaris distinctus ; vence subcostalis 



et radialis ad marginem disjnnctce ; vena transversa prcebrachialis ad 



vel trans medium areolce discalis locata. Femora postica acie arcaata 



armata. 



Body rather narrow, couv :x. Head scmicii'cular ; epistoma keeled. 

 Maxillte much longer than tl i palpi. Palpi almost clavate, not half the 

 length of the labrum, somewhat bristly towards the tips. Antennae 

 jointly shorter than the breadth of the head; fourth seated on the third, ^ 

 little before the middle ; sixth setiform, bare, long. Thorax subqua- 

 drate, slightly rounded; scutellum semicircular, _/«^, tvith a sharp edge. 

 Wings narrow, incumbent and parallel in repose ; subapical areolet 

 entire ; axillary lobe distinct ; subcostal and radial veins ending sepa- 

 rately in the margin ; transverse prrebracJual vein placed at or beyond 

 tlie middle of the discal areolet. Abdomen linear, cylindrical, narroA\er 

 than the thorax. Hind femora thick, armed beneath icith a curved ridge ; 

 hind tibise stout, curved. 



1. pipiens, L. f. s. 1822(1761); Dg. ; Fb. ; Spl.; Shr.; Gf. ; 



