Identification, Images, & Information
For Insects, Spiders & Their Kin
For the United States & Canada

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Calendar

Upcoming Events

National Moth Week was July 19-27, and the Summer 2025 gathering in Louisiana, July 19-27

Photos of insects and people from the 2024 BugGuide gathering in Idaho July 24-27

Moth submissions from National Moth Week 2024

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

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


Genus Euclemensia

Representative Images

Shiny, orange and gray moth - Euclemensia bassettella Euclemensia bassettella 1467 - Euclemensia bassettella - Kermes Scale Moth  - Euclemensia bassettella Kermes Scale Moth - Euclemensia bassettella Euclemensia bassettella Euclemensia bassettella Kermes Scale Moth - Euclemensia bassettella Insect  - Euclemensia bassettella
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 Gelechioidea (Twirler Moths and kin)
Family Cosmopterigidae (Cosmet Moths)
Subfamily Antequerinae
Genus Euclemensia

Numbers

2 species in North America listed at All-Leps; a third, Euclemensia barksdalensis Lee and Brown, was described in 2011 from Louisiana.

Size

wingspan 9-14 mm

Range

E. bassettella: Texas to Florida, north to New England, southern Ontario, and Minnesota
E. schwarziella: Arizona to Texas

Habitat

on or near oak trees infected with scale insects which the larvae feed on; adults are nocturnal and come to light

Season

adults of E. bassettella fly from May to September

Food

larvae are internal parasitites of scale insects that live on oak

Internet References

live adult images of Euclemensia bassettella plus description, flight season, larval food (Henderson State U., Arkansas)
20 pinned adult images of E. bassettella, plus collection site map (All-Leps)
presence in Arizona of E. schwarziella, plus larval host (Bruce Walsh, Moths of Southeastern Arizona)
presence in Texas of E. schwarziella plus location and date [search on genus Euclemensia] (Lepidopterists Society Season Summary, U. of Florida)