SeasonalityAdults fly form early June to mid-August.IdentificationAdult antennae are brown with darker scapes. Vertex of the head is deep red-brown, flat and evenly covered with large bumps. Spurs are yellow. Forewings are grey-brown to almost black, in a mixture of solid blocks of colours. In males, the forewing disto-posterior edge is sinuate. The clasper is massive with a full base. The dorsal edge with single teeth at each end (Nimmo, 1971).
Scientific NameNemotaulius hostilisSeasonality
Adults fly form early June to mid-August.
Identification
Adult antennae are brown with darker scapes. Vertex of the head is deep red-brown, flat and evenly covered with large bumps. Spurs are yellow. Forewings are grey-brown to almost black, in a mixture of solid blocks…
Adult antennae are brown with darker scapes. Vertex of the head is deep red-brown, flat and evenly covered with large bumps. Spurs are yellow. Forewings are grey-brown to almost black, in a mixture of solid blocks of colours. In males, the forewing disto-posterior edge is sinuate. The clasper is massive with a full base. The dorsal edge with single teeth at each end (Nimmo, 1971).
Life History
Annual?
Conservation
Common.
Diet Info
No information available.
Range
This species range extends from Alaska, south to Colorado and east to Newfoundland. In Alberta, it occurs in the plains region (Nimmo, 1971).
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Citation
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Page Citation for Nemotaulius hostilis
Page Citation
"Species Details - Nemotaulius hostilis, Freshwater Invertebrate Collection." University of Alberta Museums Search Site, https://search.museums.ualberta.ca/g/5-3118. Accessed 05 Nov. 2024.
References
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 2 specimens of this Species.
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2 results plotted on map in 2 markers. Note: Only records with latitude and longitude coordinates are plotted on map.