Common NameStriped Chocolate-tipSeasonalityAdults are on the wing in Alberta from late May to early July.IdentificationA medium-size (2.5-3.0 cm wingspan) stubby-winged dusky brown moth with lighter oblique lines crossing the forewings and a straw yellow blotch near the apex. Hindwings the same color as forewings, but unmarked. The antennae are bipectinate and both sexes are similar. Similar to other Clostera species, in particular C. apicalis, but with a more mottled appearance. The pale yellow or gold patch near the apex separates strigosa from other Clostera species.
Scientific NameClostera strigosaCommon Name
Striped Chocolate-tip
Habitat
Poplar and mixedwood forest.
Seasonality
Adults are on the wing in Alberta from late May to early July.
Identification
A medium-size (2.5-3.0 cm wingspan) stubby-winged dusky brown moth with lighter oblique lines crossing the forewings and a straw yellow blotch near the apex. Hindwings the same color as forewings, but unmarked. The…
A medium-size (2.5-3.0 cm wingspan) stubby-winged dusky brown moth with lighter oblique lines crossing the forewings and a straw yellow blotch near the apex. Hindwings the same color as forewings, but unmarked. The antennae are bipectinate and both sexes are similar. Similar to other Clostera species, in particular C. apicalis, but with a more mottled appearance. The pale yellow or gold patch near the apex separates strigosa from other Clostera species.
Life History
There is one annual brood, which emerges in late spring. The adults are nocturnal and come to light. Unlike other members of the genus, strigosa is uncommon and usually only one or two specimens are collected in a season.
There is one annual brood, which emerges in late spring. The adults are nocturnal and come to light. Unlike other members of the genus, strigosa is uncommon and usually only one or two specimens are collected in a season.
Conservation
Although suitable habitat and hosts are abundant, this moth appears to be uncommon in Alberta.
Diet Info
No Alberta data. Elsewhere reported to feed on aspen poplar (Populus tremuloides) (Forbes, 1948).
Range
From Nova Scotia west across southern Canada to extreme southeastern BC (Wasa), south to Maine and New York. In Alberta found in the southern boreal mixedwood forest and aspen parklands.
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Citation
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Page Citation for Clostera strigosa
Page Citation
"Species Details - Clostera strigosa, University of Alberta E.H. Strickland Entomological Museum." University of Alberta Museums Search Site, https://search.museums.ualberta.ca/g/2-462. Accessed 09 Nov. 2024.
References
AuthorForbes, William T. M.
TitleLepidoptera of New York & neighbouring states : Part 2
Publication Date1948
Series TitleCornell University Agricultural Experiment Station. Memoir
Pages263
Specimen Information
There are 28 specimens of this Species.
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28 results plotted on map in 18 markers. Note: Only records with latitude and longitude coordinates are plotted on map.