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Species Digrammia rippertaria - Hodges#6394

Digrammia rippertaria - Hodges #6394 - Digrammia rippertaria Digrammia rippertaria Digrammia rippertaria maybe - Digrammia rippertaria Unknown Moth - Digrammia rippertaria Unknown Moth - Digrammia rippertaria Unknown Moth - Digrammia rippertaria Digrammia rippertaria Geometridae: Digrammia rippertaria - Digrammia rippertaria
Show images of: caterpillars · adults · both
Classification
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Lepidoptera (Butterflies and Moths)
Superfamily Geometroidea (Geometrid and Swallowtail Moths)
Family Geometridae (Geometrid Moths)
Subfamily Ennominae
Tribe Macariini
Genus Digrammia
Species rippertaria (Digrammia rippertaria - Hodges#6394)
Hodges Number
6394
Synonyms and other taxonomic changes
Digrammia rippertaria (Duponchel, 1830)
Phasiane rippertaria Doponchel, 1830
Size
forewing length:
Alaska and Canada moths average 12-15 mm. for males and 11-15 mm. for females.
South Dakota moths averaged larger with males 14-17 mm. and females 14-16 mm.(1)
Identification
two forms: banded and unbanded occur.
banded : antimedial line is bold black bar for the first 2/3 from the inner margin, then ends before reaching costa. Postmedial line similar but s-shaped curve then fading or ending before reaching costa. PM line may have diffused gray shading on the outer side. Fringe is lightly checkered with two shades of gray. Discal spot is usually a small elongated spot filled with gray. Subterminal line is a weak series of spots or crescents.(1)
Range
Labrador to Alaska and south only to the Dakotas and Montana(1)
Season
adults are seen from mid May until late July(1)
Food
larval host is willow (Salix sp.)
Print References
Ferguson, D.C., 2008. MONA Fascicle 17.2; p. 295; pl. 7.42-43.(1)
Works Cited
1.The Moths of America North of Mexico, Fascicle 17.2, Geometroidea, Geometridae, Ennominae.
Douglas C. Ferguson . 2008. The Wedge Entomological Research Foundation.