Identification, Images, & Information
For Insects, Spiders & Their Kin
For the United States & Canada
Clickable Guide
Moths Butterflies Flies Caterpillars Flies Dragonflies Flies Mantids Cockroaches Bees and Wasps Walkingsticks Earwigs Ants Termites Hoppers and Kin Hoppers and Kin Beetles True Bugs Fleas Grasshoppers and Kin Ticks Spiders Scorpions Centipedes Millipedes

Calendar
Upcoming Events

Photos of insects and people from the 2015 gathering in Wisconsin, July 10-12

Photos of insects and people from the 2014 gathering in Virginia, June 4-7.

Photos of insects and people from the 2013 gathering in Arizona, July 25-28

Photos of insects and people from the 2012 gathering in Alabama

Photos of insects and people from the 2011 gathering in Iowa

Photos from the 2010 Workshop in Grinnell, Iowa

Photos from the 2009 gathering in Washington

TaxonomyBrowse
Info
ImagesLinksBooksData

Species Isogona tenuis - Thin-lined Owlet - Hodges#8493

Moth - Isogona tenuis Thin-lined Owlet  - Isogona tenuis Isogona tenuis Moth 090513a - Isogona tenuis Hodges #8493 - Thin-lined Owlet - Isogona tenuis Isogona tenuis Thin-lined Owlet - Hodges#8493 - Isogona tenuis Thin-lined Owlet - Isogona tenuis
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 Noctuoidea (Owlet Moths and kin)
Family Erebidae
Subfamily Boletobiinae
Tribe Phytometrini
Genus Isogona
Species tenuis (Thin-lined Owlet - Hodges#8493)
Hodges Number
8493
Synonyms and other taxonomic changes
Isogona tenuis (Grote, 1872)
Eutoreuma tenuis Grote, 1872 (22)
Phylogenetic sequence # 930734
Explanation of Names
TENUIS: thin, fine, delicate, weak, feeble (William Whitaker); refers to the thin lines along the veins of the forewing
Numbers
Seven Isogona species are found in America north of Mexico.(1)
Size
Forewing length 10.8-15.5 mm. (2)
Identification
Description in PDF (Pogue, 2012). (2)
Original description as Eutoreuma tenuis Grote. (22)
-
Adult: forewing mouse gray, darker toward costa and somewhat mottled; veins, lines, and reniform spot outline yellowish-white; AM line nearly straight; PM line Y-shaped, with branches diverging to apex and costa; hindwing dark grayish with yellowish-white median line (3)
adults variations
Range
Ohio to Pennsylvania Florida to Texas and Florida. (4), (5), (6), (2)
Moth Photographers Group - large map with some distribution data.
Habitat
Deciduous woods containing hackberry.
Season
adults fly from May to August in the north; April to October in the south
Food
Larvae feed on leaves of hackberry (Celtis spp.) (3)
See Also
Isogona segura

. . . . . . . .
Isogona punctipennis
Print References
Grote, A.R. 1872. Transactions of the American Entomological Society. vol. 4, p. (22)
Pougue, M.G. 2012. Lepidoptera: Noctuoidea: Erebidae of Great Smoky Mountains National Park. figs. 46-48, map 22, p. 25. (2)
Internet References
Moth Photographers Group - range map, photos of living and pinned adults.
pinned adult image and foodplant (dallasbutterflies.com)
BOLD - Barcode of Life Data Systems - species account with collection map and photos of pinned adults.
pinned adult image by John Glaser, plus flight season (Larry Line, Maryland)
pinned adult image by James Adams (Dalton State College, Georgia)