SeasonalityAdults fly from mid-August to October and May.IdentificationAdult antennae are pale yellow-brown and the vertex of the head is pale yellow-brown. Spurs are dark brown and the formula is 1, 2, 2. Forewings are pale reddish brown. In males, the clasper is bifid and the ventral arm is much larger and roundel rectangular compared to the dorsal arm. The clasper is short and square-cut distally (Nimmo, 1971).
Scientific NamePsychoglypha subborealisSeasonality
Adults fly from mid-August to October and May.
Identification
Adult antennae are pale yellow-brown and the vertex of the head is pale yellow-brown. Spurs are dark brown and the formula is 1, 2, 2. Forewings are pale reddish brown. In males, the clasper is bifid and the…
Adult antennae are pale yellow-brown and the vertex of the head is pale yellow-brown. Spurs are dark brown and the formula is 1, 2, 2. Forewings are pale reddish brown. In males, the clasper is bifid and the ventral arm is much larger and roundel rectangular compared to the dorsal arm. The clasper is short and square-cut distally (Nimmo, 1971).
Life History
Annual?
Conservation
Rare.
Diet Info
Larvae feed on detritus.
Range
The range of this species extends from Alaska, south to Alberta and California. In Alberta, it is primarily confined to the mountains and a few localities east of the mountains, which is mountainous and plains…
The range of this species extends from Alaska, south to Alberta and California. In Alberta, it is primarily confined to the mountains and a few localities east of the mountains, which is mountainous and plains habitat intermixed (Nimmo, 1971).
Citation
Page Citation for Psychoglypha subborealis
Page Citation
"Species Details - Psychoglypha subborealis, Freshwater Invertebrate Collection." University of Alberta Museums Search Site, https://search.museums.ualberta.ca/g/5-3136. Accessed 22 Feb. 2025.
References
AuthorLaFontaine, Gary
TitleCaddisflies
Publication Date1981
Pages336
AuthorNimmo, A. P.
TitleThe adult Rhyacophilidae and Limnephilidae (Trichoptera) of Alberta and eastern British Columbia and their post-glacial origin.
Publication Date1971
Series TitleQuaestiones Entomologicae
Volume7
Pages1-234
Specimen Information
There are 3 specimens of this Species.
3 results plotted on map in 3 markers. Note: Only records with latitude and longitude coordinates are plotted on map.