Species Details
Oecetis cinerascens
University of Alberta E.H. Strickland Entomological Museum Read more about this collection »
SeasonalityIn Illinois, adults can be found from early May to late September.
IdentificationAdults are medium shades of brown and there are several dark spots on the wing membrane situated near the vein forks. Male claspers are large and directed posterad. There are no papillae dorsad of the cercus (Ross, 1944).
Scientific Name
Oecetis cinerascens
Habitat
Standing and flowing waters.
Seasonality
In Illinois, adults can be found from early May to late September.
Identification
Adults are medium shades of brown and there are several dark spots on the wing membrane situated near the vein forks. Male claspers are large and directed posterad. There are no papillae dorsad of the cercus (Ross, 1944).
Diet Info
Larvae are predacious.
Range
From Saskatchewan, south to Texas and Georgia, east to Quebec and Nova Scotia
Citation
Page Citation for Oecetis cinerascens
Page Citation
"Species Details - Oecetis cinerascens, University of Alberta E.H. Strickland Entomological Museum." University of Alberta Museums Search Site, https://search.museums.ualberta.ca/g/2-2339. Accessed 30 Jan. 2025.
References
Author
Ross, Herbert, H.
Title
The caddis flies, or Trichoptera, of Illinois.
Publication Date
1944
Volume
23
Pages
326
Specimen Information
There is 1 specimen of this Species.
UASM264253 - Oecetis cinerascens
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Itaska
Collected BySperling, F. A. H.
Date Collected2006-08-07