RHINO I A. Nose Fly. 



i. R. iift.tifa. s in. ; chest gray, with white stripes; body yellow, with black stripe. 



CHRYSOQASTER. 



i. C/i. nilidiis. ' 4 in.; green bronze ; chest with four coppery stripes ; bodv with black stripes and bands; 

 wing brown, streaky. 



SYRPHUS. Hover Fly. 



1. S. ribcsii. '_- in.; The raspberry fly. Black and yellow. 



2. S. Icsncri. ' _. in.; like last, but no mark on second ring of body : tail-end 



black. 



3. S. cori-iis. \2 in. ; like last, but a dark orange shade on middle of body ; 



lighter at sides, and one black ring more. 



4. -S\ abreviatus. % in. ; like last, but bodv verv short, and no light mark 



between chest and body, 

 v A', lappuiiicus. YZ in. ; black and yellow; wing brown on fiont edge. 



6. S. americanus. ?t in.; chest bronze green ; body black, with broad yellow 



bands; legs rusty : wing yellowish. 



7. 6". coitca-cus. .3 a in.; like last, but chest less bright and wing not yellow. 



5. S. obscurus. -'gin.; dark green bronze ; body with triangular coppery spots. 

 9. 6'. politHS. .' in. ; chest olive, with yellow edge and whitish middle stripe; 



body black, with bands and square spots. 

 10. S. diversipes. -3 in. : chest black, with yellow hairs: body black, with yellow bands. 



11. S. {Platychirus) hyperboreus. j\ in. ; like the next, but brown woolly. 



12. .S'. (JPlatychirus) quadrntns. ^ in. ; shinv bron/.e green; body with yellow spots. 



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