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Elm Sawfly (larva)

Cimbex americana

Description:

Pretty hard not to believe it is actually a caterpillar?! This is tha larva of the Elm Sawfly, the largest north american sawfly. The larva is yellowish-white with a black strip on the back. It curls at rest. Overwinter in cocoons.

Habitat:

City park.

Notes:

Not considered a forestry problem, but can defoliate shade/ornamental elms and willows

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Saskatoon, Saskatchewan, Canada

Spotted on Jul 15, 2013
Submitted on Jul 28, 2013

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