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Species Ceratodalia gueneata - Hodges#7221

Ceratodalia - Ceratodalia gueneata 775 Ceratodalia gueneata 7221 - Ceratodalia gueneata - female Ceratodalia gueneata Ceratodalia gueneata 7221 (dorsal view) - Ceratodalia gueneata Geometrid Moth - Ceratodalia gueneata 2207b Ceratodalia gueneata 7221 - Ceratodalia gueneata Moth-D - Ceratodalia gueneata Male genitalia - Ceratodalia gueneata - male
Show images of: caterpillars · adults · both
Classification
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Lepidoptera (Butterflies and Moths)
No Taxon (Moths)
Superfamily Geometroidea
Family Geometridae (Geometrid Moths)
Subfamily Larentiinae
Tribe Hydriomenini
Genus Ceratodalia
Species gueneata (Ceratodalia gueneata - Hodges#7221)
Hodges Number
7221
Numbers
the only species in this genus in North America (and the world) listed at All-Leps
Size
wingspan 23-24 mm, based on two Internet photos
Identification
Adult: forewing brownish-gray, paler along costa and outer margin; PM line triple but not visible in all specimens; AM line double; ST line with 3 or 4 large dark teeth near costa; fringe pale except for dark scaling at veins, giving checkered appearance; hindwing slightly paler than forewing, with white PM line; fringe checkered; outer margin protruding, slightly angular
Range
western North America: British Columbia and Alberta to Colorado and California
Season
adults fly mostly in July and August
Remarks
Described by Packard in 1876. The type specimens (syntypes) were collected in California and in Victoria on Vancouver Island, British Columbia.
Internet References
pinned adult image plus photos of related species by Jim Vargo (Moth Photographers Group)
13 pinned adult images and collection site map (All-Leps)
presence in California; list of 28 specimen records with dates and locations (U. of California at Berkeley)
presence in Colorado; list (U. of Colorado)
type specimen localities and number of world species (Brian Pitkin, Butterflies and Moths of the World)