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Species Details
Cheteoscelis bistriaria
University of Alberta E.H. Strickland Entomological Museum Read more about this collection »
Common NameOblique-striped Emerald
SeasonalityLate June to mid August, possibly double-brooded.
IdentificationA small to mid sized geometrid with a bright green forewing, crossed by two white lines The hindwing is green only beyond the PM line, and white basally; all other emeralds (Nemoria, Synchlora, Mesothea) have green rather than white hindwing bases.
Scientific Name
Cheteoscelis bistriaria
Common Name
Oblique-striped Emerald
Habitat
Prairie grasslands.
Seasonality
Late June to mid August, possibly double-brooded.
Identification
A small to mid sized geometrid with a bright green forewing, crossed by two white lines The hindwing is green only beyond the PM line, and white basally; all other emeralds (Nemoria, Synchlora, Mesothea) have green…
A small to mid sized geometrid with a bright green forewing, crossed by two white lines The hindwing is green only beyond the PM line, and white basally; all other emeralds (Nemoria, Synchlora, Mesothea) have green rather than white hindwing bases.
Life History
This species is most closely related to Synchlora among the emeralds, and shares the larval behaviour of attaching flower bits to itself for disguise. The larvae hibernate (Ferguson 1985).
Conservation
No obvious concerns.
Diet Info
Larvae feed on the flowers of Solidago, Helianthus and Rosa (Ferguson 1985).
Range
Southern BC, Alberta, and Saskatchewan south to TX, AZ and CA (Ferguson 1985).
Citation
Page Citation for Cheteoscelis bistriaria
Page Citation
"Species Details - Cheteoscelis bistriaria, University of Alberta E.H. Strickland Entomological Museum." University of Alberta Museums Search Site, https://search.museums.ualberta.ca/g/2-3970/9-250952. Accessed 11 Dec. 2024.
References
Author
Ferguson, D. C
Title
Geometroidea : Geometridae (part)
Publication Date
1985
Pages
131
Specimen Information
There are 23 specimens of this Species.
UASM187749 - Cheteoscelis bistriaria
University of Alberta E.H. Strickland Entomological Museum
Place CollectedUnited States: California, San Francisco county, Point Lobos
Collected ByHocking, B.
Date Collected1969-08-06/1969-08-07
UASM187750 - Cheteoscelis bistriaria
University of Alberta E.H. Strickland Entomological Museum
Place CollectedUnited States: California, San Francisco county, Point Lobos
Collected ByHocking, B.
Date Collected1969-08-07/1969-08-08