Butterflies and Moths of North America

collecting and sharing data about Lepidoptera

Ailanthus Webworm Moth
Atteva aurea (Cramer, 1781)


Family: Yponomeutidae
Subfamily:
Identification: Forewing orange, with four bands of yellow spots outlined in black. Spots smaller in Florida population, which until recently was considered a separate species. Hindwing smoky gray.
Wing Span: 1.8-3 cm.
Life History: Larva lives in communal webs.
Flight: March-November.
Caterpillar Hosts: Ailanthus and paradise tree.
Adult Food:
Habitat:
Range: New York to Florida, west to Nebraska and Texas.
Conservation:
NCGR:
Management Needs:
Comments: Previously knowm as A. punctella and A. pustulella, recent research has shown that for the species found in North America the valid name is A. aurea. J.J. Wilson et al., 2010. ZooKeys 46: 41–60. Identity of the Ailanthus Webworm moth, a complex of two species: evidence from DNA barcoding, morphology and ecology.
Alternate Scientific Names:
Atteva punctella
Atteva pustulella
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