Species Details
Agrypnia deflata
University of Alberta E.H. Strickland Entomological Museum Read more about this collection »
SeasonalityAdults fly from June to August.
IdentificationThe adult head is dark brown and the antennae are alternately banded with light and dark bands. The forewings are covered with dense fine hair and the hindwings are uniformly brownish without any markings. Spur formula is 2, 4, 4. In males, the clasper is sinuate and resembles a bird head and shoulders. There is also a ventral hooked spine on the extremity of the clasper (Wiggins, 1998).
Scientific Name
Agrypnia deflata
Habitat
Standing waters.
Seasonality
Adults fly from June to August.
Identification
The adult head is dark brown and the antennae are alternately banded with light and dark bands. The forewings are covered with dense fine hair and the hindwings are uniformly brownish without any markings. Spur…
The adult head is dark brown and the antennae are alternately banded with light and dark bands. The forewings are covered with dense fine hair and the hindwings are uniformly brownish without any markings. Spur formula is 2, 4, 4. In males, the clasper is sinuate and resembles a bird head and shoulders. There is also a ventral hooked spine on the extremity of the clasper (Wiggins, 1998).
Life History
Annual?
Conservation
Probably common.
Diet Info
Larvae are predacious.
Range
Transcontinental and widely distributed North American. The range extends from Alaska, south to Montana and New Mexico, east to Newfoundland. However, this species has not been recorded in Manitoba or North Dakota…
Transcontinental and widely distributed North American. The range extends from Alaska, south to Montana and New Mexico, east to Newfoundland. However, this species has not been recorded in Manitoba or North Dakota (Wiggins, 1998).
Citation
Page Citation for Agrypnia deflata
Page Citation
"Species Details - Agrypnia deflata, University of Alberta E.H. Strickland Entomological Museum." University of Alberta Museums Search Site, https://search-test.museums.ualberta.ca/g/2-3162. Accessed 12 Sep. 2025.
References
Author
Wiggins, Glenn B.
Title
The caddisfly family Phryganeidae (Trichoptera).
Publication Date
1998
Pages
306 p.
Specimen Information
There are 12 specimens of this Species.
UASM5977 - Agrypnia deflata
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Waterton Lakes National Park
Collected ByLarson, D. J.
Date Collected1967-07-24
UASM5973 - Agrypnia deflata
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Gorge Creek
Collected ByNimmo, A.
Date Collected1965-08-11
UASM5974 - Agrypnia deflata
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Kananaskis Country
Collected ByNimmo, A.
Date Collected1965-08-12
UASM5978 - Agrypnia deflata
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Redwater
Collected ByNimmo, A.
Date Collected1965-07-31
UASM5976 - Agrypnia deflata
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Snail Lake
Collected ByNimmo, A.
Date Collected1965-08-11
UASM5975 - Agrypnia deflata
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Waterton Lakes National Park
Collected ByLarson, D. J.
Date Collected1967-07-24
UASM6098 - Agrypnia deflata
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Jasper National Park, Moab Lake
Collected ByDonald, D. B.
Date Collected1978-08-17
UASM6123 - Agrypnia deflata
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Snail Lake
Collected ByNimmo, A.
Date Collected1965-08-21
UASM6124 - Agrypnia deflata
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Mildred Lake
Collected ByNimmo, A.
Date Collected1965-07-27
UASM6071 - Agrypnia deflata
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Canmore
Collected ByNimmo, A.
Date Collected1965-08-09
UASM6125 - Agrypnia deflata
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Shunda Creek Camp
Collected ByNimmo, A.
Date Collected1965-08-08
BIRD34704 - Agrypnia deflata
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Winfield
Collected ByBird, C. D.
Date Collected2010-07-24