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Species Ceratonyx permagnaria - Hodges#6779

Moth - Ceratonyx permagnaria - male Moth - Ceratonyx permagnaria Moth - Ceratonyx permagnaria
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 Nacophorini
Genus Ceratonyx
Species permagnaria (Ceratonyx permagnaria - Hodges#6779)
Hodges Number
6779
Synonyms and other taxonomic changes
original combination Stenocharis permagnaria Grossbeck, 1912
transfered from Stenocharis to Ceratonyx by Franclemont, 1967
Size
forewing length 17 - 20 mm for males and 20 - 24 mm for females(1)
Identification
Larvae - first instar larva is without [horn-like] filaments [on the prothorax], black except for the light yellow stigmatal band and for ends of the prolegs and for the anal prolegs, which are translucent straw colored (Comstock, 1959)

Eggs - in compact single layered patches, individual egg stands erect, higher than wide, elongate oval with a raised dentate ring around the tip (Comstock, 1959)
Range
southern Arizona and New Mexico, majority of specimens collected at elevations of from about 5000 feet to 8500 feet(1)
Season
on the wing from February through October(1)
Internet References
Moth Photographers Group: Vargo Plates - Image of pinned adult with similar species
Moths of SE Arizona - Image of pinned adult (IMage of female)
Works Cited
1.A revision of the moth genus Ceratonyx (Lepidoptera, Geometridae).
Frederick H. Rindge. 1975. American Museum novitates ; no. 2564.