Eudonia albertalis

Dyar, 1928

Eudonia albertalis is a small crambid described by Harrison Gray Dyar Jr. in 1928 (published 1929). The is restricted to montane and regions of western North America, with records spanning from Alberta and British Columbia southward through Washington, Idaho, and Wyoming. have a wingspan of approximately 18 mm. The specific epithet refers to Alberta, the locality.

Pronunciation

How to pronounce Eudonia albertalis: /juːˈdoʊniə ælˈbɜːrtəlɪs/

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Identification

Distinguished from other Eudonia primarily by geographic distribution; the only Eudonia species with confirmed records across the Alberta-British Columbia-Washington-Idaho-Wyoming range. Definitive identification requires examination of genitalic or molecular analysis, as external features overlap with . The small size (18 mm wingspan) and montane western North distribution are supporting characters.

Appearance

Small with wingspan approximately 18 mm. As a member of Scopariinae, likely exhibits characteristic crambid moth with narrow, somewhat triangular and more rounded . Specific coloration and pattern details are not well documented in available sources.

Habitat

Montane and forest in western North America. Specific microhabitat preferences are undocumented, but in Scopariinae typically occupy moist, shaded environments with abundant moss or .

Distribution

Western North America: Alberta ( locality), British Columbia, Washington, Idaho, and Wyoming. The distribution spans the Rocky Mountain and Pacific Northwest regions.

Similar Taxa

  • Other Eudonia speciesMultiple Eudonia occur in western North America and share similar size and general ; reliable separation requires specialized examination.
  • Scoparia speciesFormerly classified in Scoparia (basionym Scoparia albertalis); closely related and morphologically similar, requiring dissection or for confident identification.

More Details

Nomenclatural note

Catalogue of Life and GBIF list authorship as Dyar, 1928, while NCBI and Wikipedia cite Dyar, 1929. The discrepancy likely reflects publication date versus description date; the description appeared in Dyar's 1929 publication though possibly written in 1928.

Observation rarity

iNaturalist records only 6 observations, suggesting the is genuinely uncommon, under-collected, or difficult to identify from photographs.

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Sources and further reading