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Species Chiricahua multidentata - Hodges#6641

Biston multidentata - Chiricahua multidentata
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 Chiricahua
Species multidentata (Chiricahua multidentata - Hodges#6641)
Hodges Number
6641
Synonyms and other taxonomic changes
Chiricahua multidentata (Guedet, 1941)
Amphidasis multidentata Gaudet, 1941 (1)
Biston multidentata (2)
Phylogenetic sequence #911224
Explanation of Names
Specific epithet is Latin meaning "many-toothed" for the post-medial line "composed of nine very irregular teeth pointed inwardly." (1)
Size
Forewing length 17-18.5 mm. (2)
Wingspan 35 mm. (1)
Identification
Adult - Generally, white with a broad, gray median area with irregular margins, and with a grayish black terminal area. More specifically, Forewings white, with scattered grayish brown and blackish brown scales on both sides of dark median area; basal line black, incomplete; t. a. line black or blackish brown, arising on costa one-fourth distance from base, strongly and evenly waved, meeting inner margin beyond middle; median area appearing gray, with variable amount of white scaling, occupying entire area between cross lines, including elongate, narrow, discal dash 2 mm. in length; t.p. line arising on costa three-fourths distance from base, strongly outwardly bowed in cells, converging posteriorly toward t. a. line; terminal area broadly blackish brown, interrupted in cell M3 and along veins; fringe checkered white and blackish brown. Hind wings pale grayish white, heavily and evenly covered with gayish brown scales; without maculation except for faint trace of extradiscal line and nebulous, dark discal spot; fringe checkered white and blackish brown.
Range
Chiricauhau Mountains of southeast Arizona. (2)
Type locality: Fly's Peak, Chiricahua Mountains, Cochise County, Arizona.
Habitat
Thus far only known from high in the Chiricauhau mountains of Arizona above 9000ft.
Season
Adults fly from mid-June to late July.
Print References
Ferris, C.D. 2010. A new Geometrid genus and species from Southeastern Arizona. Journal of the Lepidopterists' Society 64(3): 147-153.
Gaudet, E., 1941. Geometrid notes and new species (Lepidoptera). Pan-Pacific Entomologist 17(4): 191. (1)
Internet References
Works Cited
1.Geometrid notes and new species (Lepidoptera).
Edward Gaudet. 1941. Pan-Pacific Entomologist 17(4): 190-192.
2.A revision of the New World Bistonini, (Lepidoptera, Geometridae).
Frederick H. Rindge. 1975. American Museum of Natural History 156(2):.