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Species Details
Drasteria pallescens
University of Alberta E.H. Strickland Entomological Museum Read more about this collection »
Common NameCowhead Arches
SeasonalityAdults are on the wing in June.
IdentificationWing base and thorax reddish-brown, antemedian band broad and joined to reniform patch. The only Drasteria in Alberta without black markings in the basal half of the hindwing (black discal crescent absent). Black PM band broadly joined to marginal band.
Scientific Name
Drasteria pallescens
Common Name
Cowhead Arches
Habitat
Occurs in prairie badlands in Alberta.
Seasonality
Adults are on the wing in June.
Identification
Wing base and thorax reddish-brown, antemedian band broad and joined to reniform patch. The only Drasteria in Alberta without black markings in the basal half of the hindwing (black discal crescent absent). Black PM…
Wing base and thorax reddish-brown, antemedian band broad and joined to reniform patch. The only Drasteria in Alberta without black markings in the basal half of the hindwing (black discal crescent absent). Black PM band broadly joined to marginal band.
Life History
Adults come to light.
Conservation
Few records, restricted to prairie badlands.
Diet Info
The larval hostplants are unknown.
Range
Alberta and Saskatchewan south to Texas and Baja California (Richards 1939).
Citation
Page Citation for Drasteria pallescens
Page Citation
"Species Details - Drasteria pallescens, University of Alberta E.H. Strickland Entomological Museum." University of Alberta Museums Search Site, https://search.museums.ualberta.ca/g/2-2913/9-248932. Accessed 18 Oct. 2024.
Specimen Information
There are 31 specimens of this Species.
UASM185726 - Drasteria pallescens
University of Alberta E.H. Strickland Entomological Museum
Place CollectedUnited States: New Mexico, Grant county, Mangas Springs
Collected ByFerris, C. D.
Date Collected2000-04-05/2000-04-06
UASM185727 - Drasteria pallescens
University of Alberta E.H. Strickland Entomological Museum
Place CollectedUnited States: New Mexico, Grant county, Mangas Springs
Collected ByFerris, C. D.
Date Collected2000-04-05/2000-04-06
UASM185728 - Drasteria pallescens
University of Alberta E.H. Strickland Entomological Museum
Place CollectedUnited States: Wyoming, Washakie county, Ten Sleep Preserve
Date Collected2000-06-28/2000-06-29
UASM185729 - Drasteria pallescens
University of Alberta E.H. Strickland Entomological Museum
Place CollectedUnited States: Wyoming, Washakie county, Ten Sleep Preserve
Date Collected2000-06-28/2000-06-29
UASM185730 - Drasteria pallescens
University of Alberta E.H. Strickland Entomological Museum
Place CollectedUnited States: Wyoming, Washakie county, Ten Sleep Preserve
Date Collected2000-06-28/2000-06-29
UASM185731 - Drasteria pallescens
University of Alberta E.H. Strickland Entomological Museum
Place CollectedUnited States: Wyoming, Washakie county, Ten Sleep Preserve
Date Collected2000-06-28/2000-06-29
UASM185732 - Drasteria pallescens
University of Alberta E.H. Strickland Entomological Museum
Place CollectedUnited States: Wyoming, Washakie county, Ten Sleep Preserve
Date Collected2000-06-28/2000-06-29
UASM185733 - Drasteria pallescens
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Writing-On-Stone Provincial Park
Collected ByTroubridge, J.
Date Collected2000-06-28
UASM185734 - Drasteria pallescens
University of Alberta E.H. Strickland Entomological Museum
Place CollectedUnited States: Utah, Emery county, San Rafael Reef
Collected ByFerris
Date Collected1999-05-18/1999-05-19
UASM185735 - Drasteria pallescens
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Sandy Point Campground
Collected ByAnweiler, G.
Date Collected2005-06-15