![Hover fly (Spilomyia sayi)](https://a4.pbase.com/g12/50/883250/2/172878633.DaarfWBH.jpg) Hover fly (Spilomyia sayi) |
![Wasp mimic hover fly (Spilomyia fusca)](https://a4.pbase.com/g12/50/883250/2/172929195.1FWXOXUD.jpg) Wasp mimic hover fly (Spilomyia fusca) |
![Hover fly (Sericomyia lata)](https://a4.pbase.com/g12/50/883250/2/169490907.BBuOKG2c.jpg) Hover fly (Sericomyia lata) |
![Hover flies (Microdon manitobensis))](https://a4.pbase.com/g10/50/883250/2/168367702.za2idQsS.jpg) Hover flies (Microdon manitobensis)) |
![Hover fly (Sericomyia militaris)](https://a4.pbase.com/g10/50/883250/2/166207835.k7lO9BdZ.jpg) Hover fly (Sericomyia militaris) |
![Hover fly (Sericomyia militaris)](https://a4.pbase.com/g10/50/883250/2/166250133.fj3ywtuC.jpg) Hover fly (Sericomyia militaris) |
![Hover fly (Sericomyia lata)](https://a4.pbase.com/g1/50/883250/2/126149903.vSLOTD61.jpg) Hover fly (Sericomyia lata) |
![Hover fly (Spilomyia fusca), a Bald-faced hornet mimic](https://a4.pbase.com/o4/50/883250/1/125977733.vxsxV6aO.Spilomyiafusca.jpg) Hover fly (Spilomyia fusca), a Bald-faced hornet mimic |
![Hover fly (Spilomyia fusca)](https://a4.pbase.com/o9/50/883250/1/151742481.A4SWeyUN.IMG_8577_filtered.jpg) Hover fly (Spilomyia fusca) |
![Hover fly (Epistrophe sp.) on New England aster](https://a4.pbase.com/o3/50/883250/1/127371444.fLtfHyCo.115801512._ltered.jpg) Hover fly (Epistrophe sp.) on New England aster |
![Hover fly (Eristalis transversa)](https://a4.pbase.com/o2/50/883250/1/106131334.XnA86BFE.HoverflyEristalistransversa.jpg) Hover fly (Eristalis transversa) |
![Hover fly prob. (Eristalis arbustorum)](https://a4.pbase.com/o2/50/883250/1/106131388.oYPQXhDo.Hoverflyprob.Eristalisarbustorum.jpg) Hover fly prob. (Eristalis arbustorum) |
![Hover fly (Helophilus obscurus)](https://a4.pbase.com/o2/50/883250/1/106134841.bYQ1Y6Cz.HoverflyHelophilusobscurus2.jpg) Hover fly (Helophilus obscurus) |
![Hover fly (Helophilus fasciatus)](https://a4.pbase.com/o2/50/883250/1/106135121.PLPvjd5c.HoverflyHelophilusobscurus.jpg) Hover fly (Helophilus fasciatus) |
![Hover fly (Chalcosyrphus curvaria), a wasp mimic](https://a4.pbase.com/o2/50/883250/1/106134988.imbNjTdc.syrphidflyChalcosyrphuscurvaria.jpg) Hover fly (Chalcosyrphus curvaria), a wasp mimic |
![Hover fly (Sericomyia chrysotoxoides), bee mimic](https://a4.pbase.com/o2/50/883250/1/106194013.MsA84uuk.HoverflySericomyiachrysotoxoides.jpg) Hover fly (Sericomyia chrysotoxoides), bee mimic |
![Hover fly (Sericomyia militaris)](https://a4.pbase.com/o2/50/883250/1/106199116.m7UvDwen.HoverflySericomyiamilitaris3.jpg) Hover fly (Sericomyia militaris) |
![Hover fly (Spilomyia longicornis), a mimic of yellowjackets](https://a4.pbase.com/o6/50/883250/1/115801697.8Eb6aAqp.spilomyialongicornis2.jpg) Hover fly (Spilomyia longicornis), a mimic of yellowjackets |
![Hover fly (Spilomyia longicornis)](https://a4.pbase.com/o6/50/883250/1/116282975.KxGJrjYo.HoverflySpilomyialongicornis.jpg) Hover fly (Spilomyia longicornis) |
![Hover fly (Spilomyia longicornis), a mimic of yellowjackets](https://a4.pbase.com/o2/50/883250/1/106199087.3oE869YM.HoverflySpilomyialongicornis.jpg) Hover fly (Spilomyia longicornis), a mimic of yellowjackets |
![Hover fly (Spilomyia sayi), a vespid mimic](https://a4.pbase.com/o2/50/883250/1/106199094.flbHXgDI.HoverflySpilomyiasayi4.jpg) Hover fly (Spilomyia sayi), a vespid mimic |
![Hover fly (Spilomyia sayi), a vespid mimic](https://a4.pbase.com/o2/50/883250/1/106199102.GEsaqlEn.HoverflySpilomyiasayi5.jpg) Hover fly (Spilomyia sayi), a vespid mimic |
![Hover fly (Spilomyia sayi), a vespid mimic](https://a4.pbase.com/o2/50/883250/1/106920357.jRg4BeX5.Hoverflyspilomyiasayi.jpg) Hover fly (Spilomyia sayi), a vespid mimic |
![Spilomyia sayi, vespid mimic](https://a4.pbase.com/o4/50/883250/1/125428666.EIg8OH8d.spilomyiasayi.jpg) Spilomyia sayi, vespid mimic |
![Hover fly (spilomyia sayi), vespid mimics](https://a4.pbase.com/o2/50/883250/1/106199104.nuz82vnn.Hoverflyspilomyiasayimatingpair.jpg) Hover fly (spilomyia sayi), vespid mimics |