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Species Acasis viridata - Olive-and-black Carpet - Hodges#7635

Olive-and-black Carpet - Acasis viridata Acasis viridata Olive and Black Carpet - Acasis viridata moth01 110511 - Acasis viridata Olive-and-black Carpet - Hodges#7635 (Acasis viridata) - Acasis viridata Green-marked geometrid - Acasis viridata Olive-and-black Carpet - Hodges#7635 - Acasis viridata Olive-and-black Carpet   Acasis viridata   Hodges#7635  - Acasis viridata
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 Lobophorini
Genus Acasis
Species viridata (Olive-and-black Carpet - Hodges#7635)
Hodges Number
7635
Synonyms and other taxonomic changes
described in 1873 by Packard, who originally placed it in genus Lobophora
Explanation of Names
At Words by William Whitaker, "viridata" translates to "become green". This is most certainly referring to the wing coloration.
Size
wingspan 18-20 mm (1)
Identification
Adult: forewing a mix of brownish-gray and yellowish-green shading with broken transverse lines and many black longitudinal dashes along veins; hindwing light brownish-gray with faint median line and discal dot but appearing virtually unmarked from a distance; abdomen lacks blackish band near base
Range
Newfoundland to British Columbia and adjacent northern states, south in the east to Florida, and south in the west to Colorado and Oregon
Habitat
mature deciduous and mixed woodland; adults are nocturnal and come to light
Season
adults fly from April to July
Food
larvae feed on flowerheads of Possumhaw (Viburnum nudum [=cassinoides]) [Handfield, p. 256]
Life Cycle
one generation per year
See Also
Green Pug (Pasiphila rectangulata) forewing has several dark wiggly continuous (not broken) lines crossing it; the hindwing has the same color and pattern as the forewing, and the abdomen has a broad blackish band near the base (lacking in Acasis viridata); compare images of both species at CBIF and at MPG
Print References
Handfield, Louis. 1999. Les Guide Des Papillons Du Quebec. 662 pp. Broquet.
Covell, Charles. 2005. (1), p. 388
Internet References
pinned adult image by G.G. Anweiler, plus common name reference, habitat, description, larval foodplant, distribution (Strickland Entomological Museum, U. of Alberta)
live adult image plus description, larval foodplants, flight season (Lynn Scott, Ontario)
presence in Florida; list (John Heppner, Florida State Collection of Arthopods)
presence in Colorado; list (Paul Opler, Moths of Rocky Mountain National Park, Colorado; USGS)
presence in Oregon; list citing 23 specimens in collection (Oregon State U.)
distribution in Canada; list of provinces of occurrence (CBIF)
Works Cited
1.Field Guide to Moths of Eastern North America
Charles V. Covell, Jr. 2005.