Eudonia leucophthalma
Dyar, 1928
A small crambid with a wingspan of approximately 14 mm, found in western North America from British Columbia and Alberta south to California. are active from May through September and can be distinguished from the similar Eudonia echo by their smaller size and more olivaceous, denser wing shading. The includes two recognized : the nominate form in British Columbia and E. l. petaluma in California.
Pronunciation
How to pronounce Eudonia leucophthalma: /juːˈdoʊniə ljuˌkɒfˈθælmə/
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Identification
Distinguished from Eudonia echo by smaller size and more olivaceous, denser (not grey) dark wing shadings. The narrowed, contrasting whitish transverse lines and Y-shaped spot with small white speck on lower side are diagnostic.
Images
Appearance
Small with wingspan approximately 14 mm. Wing pattern features dark shadings that are olivaceous and dense (not grey). Transverse lines are narrowed and contrasting whitish. spot is Y-shaped with a small white speck on the lower side. Overall coloration darker and more olive-toned than similar .
Distribution
Western North America: British Columbia and Alberta, Canada; south through Washington to California, USA. Two show geographic partitioning: E. l. leucophthalma in British Columbia, E. l. petaluma in California.
Seasonality
recorded on wing from May to September.
Similar Taxa
- Eudonia echoLarger size with grey rather than olivaceous dark shadings; lacks the narrowed, contrasting whitish lines and Y-shaped spot with white speck characteristic of E. leucophthalma