Identification, Images, & Information
For Insects, Spiders & Their Kin
For the United States & Canada

Genus Rhopalosyrphus

Syrphid? - Rhopalosyrphus guentherii Hover Fly - Rhopalosyrphus ramulorum - male Syrphid Fly - Rhopalosyrphus guentherii - male Hourglass Fly - Rhopalosyrphus guentherii Diptera - Conopidae? - Rhopalosyrphus guentherii Rhopalosyrphus - Rhopalosyrphus guentherii Rhopalosyrphus - Rhopalosyrphus guentherii Rhopalosyrphus guentherii? - Rhopalosyrphus guentherii
Classification
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Diptera (Flies)
No Taxon ("Aschiza")
Family Syrphidae (Hover Flies)
Subfamily Microdontinae
Genus Rhopalosyrphus
Explanation of Names
Rhopalosyrphus Gilgio-Tos 1891
Numbers
2 spp. in our area, 9 total(1)
Size
9–15 mm(1)
Identification
key to spp. in(2)(3)
Range
Neotropical genus ranging into southernmost US; our spp.: R. guentherii sw. US (TX, AZ) to Argentina, R. ramulorum FL & Mexico(1)(2)
Works Cited
1.Generic revision and species classification of the Microdontinae (Diptera, Syrphidae)
Reemer M., Ståhls G. 2013. ZooKeys 288: 1–213.
2.The genus Rhopalosyrphus (Diptera: Syrphidae)
Weems H.V., Thompson F.C., Rotheray G., Deyrup M.A. 2003. Florida Entomologist 86: 186-193.
3.Fabulous flower flies for famous fly fanatics (Diptera: Syrphidae). A tribute to the dipterists of the CNC
Thompson F.C. 2012. Can. Entomol. 144: 1-16.