Catastega timidella
Clemens, 1861
Oak Trumpet Skeletonizer Moth
Catastega timidella is a small in the tribe Eucosmini. The references larval feeding that produces distinctive -shaped shelters on oak leaves. Records indicate a transcontinental distribution across northern North America. moths are active during summer months.
Pronunciation
How to pronounce Catastega timidella: /kəˈtæstɪɡə tɪmɪˈdɛlə/
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Identification
The specific epithet "timidella" and suggest this may be relatively inconspicuous or difficult to detect. No published diagnostic characters for distinguishing C. timidella from congeneric species were located. likely resemble other small Olethreutinae with subdued coloration. Larval damage—-shaped leaf shelters on oak—may provide the most reliable field indicator.
Habitat
Associated with oak-dominated ; larval relationship with Quercus implied by . Distribution records span and temperate forest zones of northern North America.
Distribution
Manitoba and Saskatchewan, Canada; Vermont, United States. Records suggest a northern transcontinental range, possibly extending more broadly across northeastern and north-central North America.
Seasonality
activity period not precisely documented; iNaturalist observations suggest summer season.
Host Associations
- Quercus - larval Inferred from ; specific oak not documented
Life Cycle
with larval stage producing characteristic -shaped shelters on oak leaves. Specific details on placement, site, and not documented.
Behavior
construct -shaped shelters by folding or rolling oak leaf edges, feeding within this protected structure. This shelter-building is the basis for the .
Ecological Role
Leaf-mining or shelter-building on oak. Contribution to and dynamics in oak not quantified.
Similar Taxa
- Catastega aceriellaCongeneric also associated with hardwood trees; may overlap in range and . Distinguishing features require examination of or larval association.
- Other Eucosmini on oakSeveral utilize oak; larval shelter may separate C. timidella from species with different feeding modes.