Species Details
Rhyacophila angelita
University of Alberta E.H. Strickland Entomological Museum Read more about this collection »
SeasonalityAdults can be found approximately late May to late June.
IdentificationAdult antennae are yellow with the vertex of the head brownish yellow. Spurs are yellow-brown. In males, the dorsum of segment 9 is about 5 times the length of the sternum. Distal article of the clasper has an upper, basal rounded process directed dorsad (Nimmo, 1971).
Scientific Name
Rhyacophila angelita
Habitat
Cosmopolitan, any type of running water.
Seasonality
Adults can be found approximately late May to late June.
Identification
Adult antennae are yellow with the vertex of the head brownish yellow. Spurs are yellow-brown. In males, the dorsum of segment 9 is about 5 times the length of the sternum. Distal article of the clasper has an…
Adult antennae are yellow with the vertex of the head brownish yellow. Spurs are yellow-brown. In males, the dorsum of segment 9 is about 5 times the length of the sternum. Distal article of the clasper has an upper, basal rounded process directed dorsad (Nimmo, 1971).
Life History
Adults start flying in the evening but stop upon arrival of complete darkness (LaFontaine, 1981).
Conservation
Widespread and very common.
Diet Info
Larvae are probably predacious.
Range
Extends from Yukon south to California and Colorado. Also has been recorded from the northern Appalachians of New Hampshire (Nimmo, 1971).
Citation
Page Citation for Rhyacophila angelita
Page Citation
"Species Details - Rhyacophila angelita, University of Alberta E.H. Strickland Entomological Museum." University of Alberta Museums Search Site, https://search.museums.ualberta.ca/g/2-3139. Accessed 10 Feb. 2025.
References
Author
Nimmo, A. P.
Title
The adult Rhyacophilidae and Limnephilidae (Trichoptera) of Alberta and eastern British Columbia and their post-glacial origin.
Publication Date
1971
Series Title
Quaestiones Entomologicae
Volume
7
Pages
1-234
Specimen Information
There are 51 specimens of this Species.
UASM4084 - Rhyacophila angelita
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Dead Man's Flats
Collected ByNimmo, A.
Date Collected1967-09-24
UASM4086 - Rhyacophila angelita
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Sheep River
Collected ByNimmo, A.
Date Collected1965-08-22
UASM4088 - Rhyacophila angelita
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Banff National Park, Moraine Creek
Collected ByNimmo, A.
Date Collected1966-09-11
UASM4089 - Rhyacophila angelita
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Banff National Park, Banff
Collected ByStrickland, Edgar H.
Date Collected1949-09-19
UASM4090 - Rhyacophila angelita
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Jasper National Park, Fiddle River
Collected ByNimmo, A.
Date Collected1967-08-22
UASM4091 - Rhyacophila angelita
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Dead Man's Flats
Collected ByNimmo, A.
Date Collected1966-09-25
UASM4092 - Rhyacophila angelita
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Chickadee Creek
Collected ByNimmo, A.
Date Collected1967-07-22
UASM4093 - Rhyacophila angelita
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Jasper National Park, Astoria River
Collected ByGraham, P.
Date Collected1965-10-02
UASM4094 - Rhyacophila angelita
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Kananaskis Country, Etherington Creek
Collected ByNimmo, A.
Date Collected1968-08-31
UASM4096 - Rhyacophila angelita
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Bow River
Collected ByNimmo, A.
Date Collected1966-10-03
UASM4104 - Rhyacophila angelita
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Bow River
Collected ByNimmo, A.
Date Collected1967-08-23
UASM4107 - Rhyacophila angelita
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Bow River
Collected ByNimmo, A.
Date Collected1966-09-25
UASM4109 - Rhyacophila angelita
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Island Lake
Collected ByNimmo, A.
Date Collected1965-08-20
UASM4110 - Rhyacophila angelita
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Banff National Park, Taylor Creek
Collected ByNimmo, A.
Date Collected1966-09-11
UASM4111 - Rhyacophila angelita
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Banff National Park, Taylor Creek
Collected ByNimmo, A.
Date Collected1968-09-11
UASM4112 - Rhyacophila angelita
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Entrance
Collected ByNimmo, A.
Date Collected1966-09-24
UASM4113 - Rhyacophila angelita
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Dead Man's Flats
Collected ByNimmo, A.
Date Collected1965-08-25
UASM4115 - Rhyacophila angelita
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Banff National Park, Redearth Creek
Collected ByNimmo, A.
Date Collected1967-09-24
UASM4116 - Rhyacophila angelita
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Bow River
Collected ByNimmo, A.
Date Collected1968-09-12
UASM4118 - Rhyacophila angelita
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Banff National Park, Redearth Creek
Collected ByNimmo, A.
Date Collected1968-09-11
UASM4119 - Rhyacophila angelita
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Banff National Park, Taylor Creek
Collected ByNimmo, A.
Date Collected1967-09-24