Cimbicid Sawfly

Location: Glenmore Park, Calgary, AB
Date: Jun. 24,  2007

      Photo 1

Trichiosoma sp. - adult male

Common Name:  Cimbicid Sawfly

Latin Name:  Trichiosoma sp.
                        (R. Bercha, det.)

Length:  18 - 25 mm

Range:  Throughout Alberta

Habitat:  Various

Time of year seen:  Summer

Larva: External feeders on the foliage of willow and elm

Other: Cimbicid Sawflies are large and robust with clubbed antennae.  On first glance they can be mistaken for bumble bees or hornets.   Coloration of males and females is different with the males being brown and black while the females are black with wasp-like yellow markings on their abdomens. (Marshall, 2006 & Borror, 1970) 


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