Eudonia expallidalis
Dyar, 1906
Eudonia expallidalis is a small crambid described by Harrison Gray Dyar Jr. in 1906. It is restricted to western North America, with records from Washington through Nevada to California. are active in spring and early summer.
Pronunciation
How to pronounce Eudonia expallidalis: /juːˈdoʊniə ɛkˌspælɪˈdeɪlɪs/
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Identification
Distinguished from similar Eudonia by combination of small size (20 mm wingspan), pale gray forewings with distinct pale brown inner line, and white hindwings with gray tinge. Geographic restriction to western North America may aid identification.
Appearance
Small with wingspan approximately 20 mm. Forewings pale gray with a pale brown inner line. Hindwings white, tinged with gray.
Distribution
Western North America: recorded from Washington, Nevada, and California.
Seasonality
active March, and May through July.
Similar Taxa
- Other Eudonia speciesSimilar size and general appearance; E. expallidalis distinguished by specific wing pattern (pale brown inner line on forewings, white hindwings with gray tinge) and western North American distribution
More Details
Taxonomic history
Originally described by Harrison Gray Dyar Jr. in 1906. Placed in Scopariinae within Crambidae.