288 SYKPHID^. 



along eacli side ; sciitellum dingy yellow. Wings almost colonvless ; 

 stigma lurid. Alulse white. Halteres yeUow, with lutcoiis knobs. 

 Abdomen fusiform, clothed with short black hairs, and on each side of 

 the base with long pale hairs, adorned with four luteous hands wldcli are 

 oblique at each end ; first band interrupted ; second and third notched on 

 the hind borders ; fourth with a black disc or wholly divided. Legs 

 luteous ; anterior tarsi ferruginous ; hind tarsi piceous. 

 Generally distributed. (E. S. I.) 



5. vitripennis, Mgrle. ; Mg. zw. iii. 308. 50 (1822) ; Mq. ; Ztt. ; 

 Lav. — confinis, Ztt. Viridi-seneus, antennis piceis subtus ferrugineis, ab- 

 domine nigro fasciis quatuor rectis siihangiistis prima i^derrupta secunda 

 et tertia leviter emarginatis pedibusque luteis, femoribus bast nigris, tibiis 

 posticis piceo-cinctis. Long. 5-5|-; alar. 10-11 lin. 



Head luteous ; vertex seneous. Antenna piceous, ferruginous be- 

 neath. Thorax peneous-green ; scutellum yellow, clothed with black 

 hairs. Wings colourless ; stigma pale brown. Alula; yellowish-white. 

 Halteres yellow. Abdomen black, fusiform, clothed with black hairs, 

 adorned with four luteous hands, which are clothed with tawny hairs ; 

 first hand interrupted ; second and third notched on the hind border, ob- 

 lique at each end ; fourth more or less divided by a narrow black band. 

 Legs luteous ; femora black at the base ; hind femora black ; hind tibice 

 with piceous bands ; tarsi ferruginous ; hind tarsi piceous. 



Generally distributed. (E. S.) 



6. bifasciatus, Fb. e. s. iv. 303. 101 (178]) ; Fin. ; Mg. ; Ahr. ; 

 Mq. ; Lw. ; Ztt. — interruptus, Gm. Viridi-feneus, antennis piceis 

 subtus ferrugineis, abdomine nigro fasciis duahus pedibusque luteis. 

 Long. 4^-5 ; alar. 10-11 lin. 



Head yeUow, with a black stripe above the peristoma ; vertex reneous- 

 green. Antennpe piceous, ferruginous beneath ; fourth joint ferru- 

 ginous towards the base. Thorax a3neous-green ; scutellum tawny 

 with an Eeneous-green tinge. Wings colourless ; stigma lurid. Alulae 

 white, with yellow borders. Halteres luteous. Abdomen black, fusi- 

 form, adorned with two luteous hands ; the first broad and interrupted ; 

 the second narrow and entire. Legs luteous ; hind tarsi brown. 



Generally distributed. (E. S. I.) 



7. luniger, Mg. zw. iii. 300. 40 (]822); Mq. ; 7At.—areuata 

 var., Flu. Viridi-a^neus, antennis nigris aj-ticido tertio subtus ferru- 

 gineo, abdomine mgxo fasciis trihus latis arcuatis interrtiptis pedibusque 

 luteis, femoribus basi nigris. Long. 5 ; alar. 10 Hn. 



Head yellow, with a short piceous stripe above the peristoma. An- 

 tennce black ; third joint ferruginous heneath. Thorax aeneous-green; 

 sciitellum fcneous-tawny. Wings pale grey; stigma pale brown. 

 Alulfe whitish, with yellow borders. Halteres tawny. Abdomen fusi- 

 form, black, adorned vnth three luteous spots on each side ; the first pair 

 less lumdar than the second or the third ; a ferruginous spot on each 



