Polybiomyia

Polybiomyia is a genus of hoverfly.
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Polybiomyia_bellardii_1.jpg| Polybiomyia bellardii
Polybiomyia_lyncharribalzagai_1.png| Polybiomyia lyncharribalzagai
Polybiomyia_schnablei_1.jpg| Polybiomyia schnablei
Frontal prominence of Ceriana.jpg|Frontal prominence
Cerioidini_antennae.png| antennae

Systematics

Species include:Polybiomyia ablepta Polybiomyia arietis Polybiomyia bassleri

Polybiomyia bellardii Polybiomyia bequaerti Polybiomyia bolivari Polybiomyia divisa
Polybiomyia engelhardti
Polybiomyia lyncharribalzagai
Polybiomyia macquarti Polybiomyia nigra Polybiomyia odontomera Polybiomyia pedicellata Polybiomyia plaumanni Polybiomyia rufibasis
Polybiomyia sayi Polybiomyia schnablei
Polybiomyia schwarzi Polybiomyia signifera Polybiomyia townsendi Polybiomyia travassosi

Genus	frontal prominence	abdominal segment 1	abdominal segment two constriction	abdominal segment 2 length	paraface	other
Ceriana	as long as scape	same size as segment 2	not constricted	wider than long	very short paraface	looping in third vein R4+5 with spur branch projecting into cell r4+5
Monoceromyia	as long as scape	wider than segment 2	strongly constricted	longer than wide		loop of vein R4+5 without Spur branch
Polybiomyia	absent or very short	shorter than segment 2	strongly constricted	longer than wide		vein R4+5 not looping
Primocerioides	shorter than scape		not constricted	wider than long	long paraface and large anterior tentorial pit	eyes and face pilose, vein R4+5 straight
Sphiximorpha	shorter than scape	wider than 2	slightly constricted anteriomedially	longer than wide	long paraface and large or deep anterior tentorial pit.	Facial tubercle weak to nearly absent. vein R4+5 not looping.