|scientific name Anagapetus debilis |
Small, pebbly, rippling foothill streams.
Adults are flying from mid-July to early August.
Adult antennae are about two thirds body length and reddish-brown in colour. The first flagellar annulus is one and a half times the length of the second annulus on the antennae. Both the vertex and the frons are dark brown to chocolate. The male claspers are long, widened distally, curved postero-ventrad and distally bifid.
Annual (?). Data not available.
Larvae feed in detritus, algae and diatoms.
The known range for A. debilis ranges from Utah and Colorado to Alberta, British Columbia and Oregon. In Alberta, it is found in the far southwest of the province (Highwood area), between 1370 and 1520 meters in altitude.
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