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

Upcoming Events

Photos of insects and people from the 2022 BugGuide gathering in New Mexico, July 20-24

National Moth Week was July 23-31, 2022! See moth submissions.

Photos of insects and people from the Spring 2021 gathering in Louisiana, April 28-May 2

Photos of insects and people from the 2019 gathering in Louisiana, July 25-27

Photos of insects and people from the 2018 gathering in Virginia, July 27-29

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

Previous events


Species Evergestis unimacula - Large-spotted Evergestis - Hodges#4901

Large-spotted Evergestis - Evergestis unimacula unknown moth - Evergestis unimacula Large-spotted Evergestis Moth - Evergestis unimacula Brown moth with large white spots - Evergestis unimacula  Evergestis unimacula  - Evergestis unimacula large-spotted evergestis - Evergestis unimacula Evergestis unimacula? - Evergestis unimacula Evergestis unimacula? - Evergestis unimacula
Show images of: caterpillars · adults · both
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Lepidoptera (Butterflies and Moths)
Superfamily Pyraloidea (Pyralid and Crambid Snout Moths)
Family Crambidae (Crambid Snout Moths)
Subfamily Glaphyriinae
Genus Evergestis
Species unimacula (Large-spotted Evergestis - Hodges#4901)
Hodges Number
Synonyms and other taxonomic changes
Evergestis unimacula (Grote & Robinson, 1867)
Asopia unimacula Grote & Robinson, 1867
* phylogenetic sequence #147275
Explanation of Names
Specific epithet unimacula is Latin meaning "one spot."
One of 19 species in this genus in North America.
Wingspan 18-22 mm. (1)
Adult - forewing dark grayish-brown with irregular pale patch along outer half of costa; small pale discal spot in lower half of wing; terminal line and fringe dark; hindwing similarly colored but pale patch more diffuse and fringe somewhat paler.
Eastern United States, west to at least Iowa, plus Ontario.
Adults fly from May to August.
See Also
Perispasta caeculalis forewing has pale patch near center of wing, not along costa.
Print References
Grote, A.R. & C.T. Robinson 1867. Descriptions of American Lepidoptera - No. 1. Transactions of the American Entomological Society, 1: 14
Munroe, E., The Moths of North America North of Mexico, Fascicle 13.1, Pyraloidea Pyralidae (Part) (London: E.W. Classey, 1972-1974)
Internet References
Moth Photographers Group - species page with photographs of living and pinned adults.
live adult images plus description and flight dates (Lynn Scott, Ontario)
pinned adult image by John Glaser, plus flight dates and distribution (Larry Line, Maryland)
pinned adult image by David Smith (John Snyder, Furman U., South Carolina)
presence in Florida; list (John Heppner, Florida State Collection of Arthropods)
Works Cited
1.Field Guide to Moths of Eastern North America
Charles V. Covell, Jr. 2005.