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Home » Guide » Arthropods (Arthropoda) » Hexapods (Hexapoda) » Insects (Insecta) » Flies (Diptera) » "Nematocera" (Non-Brachycera) » Gnats, Gall Midges, and March Flies (Bibionomorpha) » March Flies (Bibionidae) » Bibio » xanthopus group (Bibio xanthopus group)
Photo#1975729
Insect on Bromus inermis - Bibio - female
Copyright © 2021 Shane Sater

Insect on Bromus inermis - Bibio - Female
Sevenmile Creek, 8 kilometers northwest of Helena, Lewis and Clark County, Montana, USA
May 16, 2021
Size: 8.5 mm
Blackish fly with red legs, flying from leaf to leaf on Bromus inermis. At least 2 observed in the vicinity. In level grassland dominated by Bromus inermis, the leaves now about 25 cm high, with fine, silty material, burned the previous September, about 150 m S of the stream. Midday, sunny, light breeze, 71 F.

Elevation ca 4000 feet. Disturbed, shrubby riparian corridor on stream restoration site within a patchwork of native and non-native grassland.

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Insect on Bromus inermis - Bibio - female Insect on Bromus inermis - Bibio Insect on Bromus inermis - Bibio - female Insect on Bromus inermis - Bibio - female
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Contributed by Shane Sater on 31 May, 2021 - 9:24pm
Last updated 11 January, 2023 - 9:40am

Moved
Moved from Bibio.
… Even Dankowicz, 11 January, 2023 - 9:41am login or register to post comments

Moved
Moved from Common Sawflies.

Fly, not sawfly. :)
… Ken Wolgemuth, 31 May, 2021 - 9:58pm login or register to post comments

 
Fascinating...
Thanks for your help on this one!
… Shane Sater, 5 June, 2021 - 1:03pm login or register to post comments

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