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Photo#120320
Which *sawfly* is this, please? - Arge humeralis

Which *sawfly* is this, please? - Arge humeralis
My back garden, Baltimore City County, Maryland, USA
June 21, 2007
Size: mid
Observed on Petroselinum crispum.

Happy Summer Solstice, ya'll!

Images of this individual: tag all
Which *sawfly* is this, please? - Arge humeralis Which wasp is this, please? - Arge humeralis

Argid sawfly.
Lovely image of a sawfly in the family Argidae, probably Arge humeralis. Please add to existing images in the guide.

 
I
support any creature whose larvae eat Toxicodendron radicans -- my worst nightmare as a child.

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