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

Unidentified immature stages


Fabulous flower flies for famous fly fanatics (Diptera: Syrphidae). A tribute to the dipterists of the CNC
By Thompson F.C.
Can. Entomol. 144: 1-16, 2012

Colour guide to hoverfly larvae (Diptera, Syrphidae) in Britain and Europe
By Rotheray G.E.
Dipterists Digest No. 9. 155 pp., 1993

Contribution to a monograph of the American Syrphidae from north of Mexico
By Curran C.H.
Kans. U. Sci. Bull. 15: 7-216, 1925

The Syrphidae of Ohio
By Metcalf C.L.
Ohio State U. 122 pp., 1913
Full text

priceless illustrations showing many larvae

A comparative analysis of the evolution of imperfect mimicry
By Penney H.D., Hassall C., Skevington J.H., Abbott K.R., Sherratt T.N.
Nature 483: 461–464, 2012

The evolution of imperfect mimicry in hoverflies
By Gilbert F.
Insect Evolutionary Ecology: Proc. Royal Ent. Society's 22nd Symposium: 231–288, 2005

Phylogeny of Palaearctic Syrphidae (Diptera): evidence from larval stages
By Rotheray G., Gilbert F.
Zool. J. Linn. Soc. 127: 1-112, 1999

Notes on collecting syrphid flies (Diptera: Syrphidae)
By Weems H.V., Jr.
The Florida Entomologist 36: 91-98, 1953