Ethmia longimaculella

The streaked ethmia moth (Ethmia longimaculella) is a moth in the family Depressariidae. It is found from southern Canada and the northern United States east of the Rocky Mountains. In the Midwest, the range extends south to Texas.[2]

Ethmia longimaculella
Scientific classification
Kingdom:
Animalia
Phylum:
Arthropoda
Class:
Insecta
Order:
Lepidoptera
Family:
Depressariidae
Genus:
Ethmia
Species:
E. longimaculella
Binomial name
Ethmia longimaculella
(Chambers, 1872)[1]
Synonyms
  • Hyponomeuta longimaculella Chambers, 1872
  • Psecadia walsinghamella Beutenmuller, 1889
  • Ethmia walsinghamella
  • Ethmia coranella Dyar, 1902

The length of the forewings is 8.8–11.2 mm (0.35–0.44 in). The ground color of the forewings is white, with black markings, mostly in the form of longitudinal streaks. The ground color of the hindwings is whitish, basally becoming pale brownish. Adults of subspecies longimaculella are generally on wing from late May to early July, while those of subspecies coranella have been recorded in May, June and August.[3]

The larvae feed on Lithospermum species, including Lithospermum officinale and Lithospermum latifolium. Larvae have also been reared from Onosmodium hispidissimum.

Subspecies
  • Ethmia longimaculella longimaculella (southern Canada to eastern Kentucky)
  • Ethmia longimaculella coranella (Dyar, 1902) (central and northern Texas)

References
  1. mothphotographersgroup
  2. Bug Guide
  3. Powell, Jerry (1973). "A Systematic Monograph of New World Ethmiid Moths (Lepidoptera: Gelechioidea)". Smithsonian Contributions to Zoology (120). Retrieved 12 June 2020.


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