Species Details
Brachycentrus occidentalis
University of Alberta E.H. Strickland Entomological Museum Read more about this collection »
SeasonalityNo information available.
IdentificationIn adults, the top of the head and thorax are grey-brown and covered with distinct, white hairs. The antennae are dark brown with weak rust-coloured rings. The base of the male clasper is long and extended as a dorsal process, with the horizontal extension curving mesad.
Scientific Name
Brachycentrus occidentalis
Habitat
Restricted to running waters.
Seasonality
No information available.
Identification
In adults, the top of the head and thorax are grey-brown and covered with distinct, white hairs. The antennae are dark brown with weak rust-coloured rings. The base of the male clasper is long and extended as a…
In adults, the top of the head and thorax are grey-brown and covered with distinct, white hairs. The antennae are dark brown with weak rust-coloured rings. The base of the male clasper is long and extended as a dorsal process, with the horizontal extension curving mesad.
Life History
No information available.
Conservation
Most likely common.
Diet Info
The larvae are omnivorous, obtaining their food either by filter feeding or scraping.
Range
In North America, from Alaska south to Nevada. B. occidentalis, is mainly confined to western Canada, from Manitoba west to British Columbia and north to the North West Territories (Schmid, 1983).
Citation
Page Citation for Brachycentrus occidentalis
Page Citation
"Species Details - Brachycentrus occidentalis, University of Alberta E.H. Strickland Entomological Museum." University of Alberta Museums Search Site, https://search.museums.ualberta.ca/g/2-1065. Accessed 09 May. 2024.
References
Author
Schmid, F.
Title
Revision des trichopteres Canadiens. III. Les Hyalopsychidae, Psychomyiidae, Goeride, Brachycentridae, Sericostomatidae, Helicopsychidae, Beraeidae, Odontoceridae, Calamoceratidae et Molannidae.
Publication Date
1983
Series Title
Memoires de la societe entomologique du Canada
Volume
125
Pages
109
Specimen Information
There are 3 specimens of this Species.
UASM6358 - Brachycentrus occidentalis
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Flatbush
Collected ByNimmo, A.
Date Collected1963-05-23
UASM6359 - Brachycentrus occidentalis
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Waterton River
Collected ByDonald, D. B.
Date Collected1975-06-17
UASM6190 - Brachycentrus occidentalis
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Writing-On-Stone Provincial Park
Collected ByBraimah, A.; Braimah, V.
Date Collected1982-05-31