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Photo#1494090
Stem borer, Parthenocissus

Stem borer, Parthenocissus
Beard Century Farm, Winneshiek County, Iowa, USA
February 20, 2018
This fly overwinters as a larva inside vines of Parthenocissus sp. in my area.

Indoor rearing in progress

Another example from February 2018


and one from August 2018


Puparium and reared adult, 2022

Images of this individual: tag all
Stem borer, Parthenocissus Stem borer, Parthenocissus Stem borer, Parthenocissus Stem borer, Parthenocissus

Moved

Agromyzidae, I suspect
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