SeasonalityAdults have been collected in October.IdentificationAdult antennae are brown and the vertex of the head is anteriorly dark brown and lighter posteriorly. Spurs are yellow-brown. The dorso-posterior edge of segment 9 in males is produced posterad into a thumb-like process. Segment 10 is evident as a pair of rounded lobes (Nimmo, 1971).
Scientific NameRhyacophila rickeriSeasonality
Adults have been collected in October.
Identification
Adult antennae are brown and the vertex of the head is anteriorly dark brown and lighter posteriorly. Spurs are yellow-brown. The dorso-posterior edge of segment 9 in males is produced posterad into a thumb-like…
Adult antennae are brown and the vertex of the head is anteriorly dark brown and lighter posteriorly. Spurs are yellow-brown. The dorso-posterior edge of segment 9 in males is produced posterad into a thumb-like process. Segment 10 is evident as a pair of rounded lobes (Nimmo, 1971).
Conservation
No information available.
Diet Info
Larvae are probably predacious.
Range
Range extends from Alaska, south to British Columbia and Alberta.
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Citation
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Page Citation for Rhyacophila rickeri
Page Citation
"Species Details - Rhyacophila rickeri, Freshwater Invertebrate Collection." University of Alberta Museums Search Site, https://search.museums.ualberta.ca/g/5-3150. Accessed 19 Apr. 2024.
Authorship
NameRobinson, E.
Rolespecies page author
Date2003-01
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 is 1 specimen of this Species.
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1 result plotted on map in 1 marker. Note: Only records with latitude and longitude coordinates are plotted on map.