Common Name: Syrphid Larva
(J. Dombroskie, det.)
Length: up to ~12 mm
Range: Throughout Alberta
Time of year seen: Summer
Larva's Diet: Aphids
Other: Syrphid larvae are
slug-like in appearance with the body thinning towards the head. They
are predators of both scale insects and aphids. Depending on the
species larval coloration varies from brown to greenish brown to purple.
Certain species of mature larva may reach body lengths of 12mm at maturity.
As with other larva they are subject to parasitization by other insects in
both the larval and pupal stages. (http://entweb.clemson.edu/eiis/pdfs/bb1.pdf)