Xylesthia pruniramiella
Clemens, 1859
Clemens' Bark Moth
Pronunciation
How to pronounce Xylesthia pruniramiella: //zaɪˈlɛsθiə ˌpruːnɪræmiˈɛlə//
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Identification
The combination of small size, pattern with elevated at base and along fold, multiple indistinct whitish , spot at inner angle, and blackish spot with white margin distinguishes this from similar . The year-round activity period is also notable.
Images
Appearance
Small with wingspan 12.7–13.7 mm. are blackish and luteous brown, variably marked with whitish . Distinctive features include patches of elevated at the base and along the fold, an indistinct whitish crossing the middle of the disc, a fainter band nearer the base, and another band near the end of the disc. A spot appears at the inner angle with an adjacent whitish streak from the above it, plus an additional whitish streak between this and the tip. The wing tip has a blackish spot with white margin. are dark brown with slight reddish tinge.
Habitat
Associated with plum trees (Prunus spp.), specifically where woody excrescences occur on branches. details beyond tree presence are not documented.
Distribution
Eastern and central North America, recorded from New Hampshire south to Florida and west from Illinois to Texas. Also recorded from the Galápagos Islands (presence status).
Seasonality
active from February to December, with year-round period possible.
Diet
feed on woody excrescences (abnormal growths) found on branches of plum trees (Prunus spp.). diet not documented.
Host Associations
- Prunus - larval woody excrescences on branches
Life Cycle
with larval stage specialized on woody growths of plum branches. Specific details of , pupal stages, and time are not documented.
Ecological Role
Larval feeding on woody excrescences may contribute to on trees; specific ecological impacts are not documented.
Human Relevance
No significant documented economic or cultural importance. Not known as a pest of commercial plum production.
Similar Taxa
- Other Xylesthia speciesSimilar size and general ; distinguished by specific pattern elements including elevated and banding arrangement
- Other small TineidaeMany are small with mottled ; the distinctive and specific whitish marking pattern of X. pruniramiella aid separation
More Details
Etymology
Specific epithet 'pruniramiella' derives from Latin: pruni- (plum) + rami (branch) + diminutive suffix -ella, referencing the larval association with plum tree branches.


