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david.beadle: Thaumatomyia grata (Grass Flies) - Hastings County, Ontario
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david.beadle: Thaumatomyia glabra (Grass Flies) - Norfolk County, Ontario
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david.beadle: Thaumatomyia glabra (Grass Flies) - Nipissing District, Ontario
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david.beadle: Chloropidae (Grass Flies) - Toronto, Ontario
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david.beadle: Cerodontha dorsalis (Grass Sheathminer Fly) - Toronto, Ontario
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david.beadle: Thaumatomyia glabra (Grass Flies) - Toronto, Ontario