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Species Apamea helva - Yellow Three-Spot - Hodges#9373

Moth species - Apamea helva Yellow Three-Spot - Apamea helva Yellow Three-spot? - Apamea helva Yellow Three-Spot - Apamea helva Yellow-Three Spot? - Apamea helva 9373 Yellow Three-spot  - Apamea helva Yellow Three-Spot (Apamea helva)? - Apamea helva Yellow Three-Spot (Apamea helva)? - Apamea helva
Show images of: caterpillars · adults · both
Classification
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Class Insecta (Insects)
Order Lepidoptera (Butterflies and Moths)
No Taxon (Moths)
Superfamily Noctuoidea
Family Noctuidae (Owlet Moths)
Subfamily Noctuinae (Cutworm or Dart Moths)
Tribe Apameini
Genus Apamea
Species helva (Yellow Three-Spot - Hodges#9373)
Hodges Number
9373
Synonyms and other taxonomic changes
formerly Agroperina helva, and formerly placed in subfamily Amphipyrinae
Numbers
locally common
Size
wingspan 35-41 mm
Identification
Adult: forewing dull orangish-yellow with broken gray lines and three gray patches: at costa above reniform spot, in lower half of reniform spot, and near apex; subterminal line broken near costa (a distinctive feature); hindwing grayish-brown with dark dots along orangish-yellow outer margin
[adapted from description by Charles Covell]
Range
New Brunswick to Georgia, west to Oklahoma and Colorado, north to Saskatchewan
Season
adults fly from July to September
Food
larvae feed on sod grasses
See Also
Bicolored Sallow (Sunira bicolorago) is similar but forewing subterminal line is continuous from inner margin to costa, and the moth flies from September to November/December (compare images of both species at CBIF)
Internet References
live adult images (Lynn Scott, Ontario)
live adult images by various photographers, plus common name reference (Moth Photographers Group)
10 pinned adult images and collection site map (All-Leps)
pinned adult image (James Adams, Dalton State College, Georgia)
common name reference plus foodplant and flight season (Ohio State U.)
distribution in Canada list of provinces (U. of Alberta, using CBIF data)