Euxoa xasta
Barnes & McDunnough, 1910
cutworm moth, dart moth
Euxoa xasta is a of or dart in the , described by William Barnes and James Halliday McDunnough in 1910. It is native to North America and is assigned MONA/Hodges number 10821. As a member of the large Euxoa, it shares characteristics with other whose are known agricultural pests, though specific details about this species' remain limited in available sources.


Pronunciation
How to pronounce Euxoa xasta: /juːkˈsoʊə ˈzæstə/
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Identification
Euxoa xasta can be distinguished from similar Euxoa by its specific pattern characteristics and , though precise diagnostic features require specialist examination. The MONA/Hodges number 10821 provides a standardized reference for identification in North American inventories. Accurate species-level identification within Euxoa typically requires dissection and comparison of male genitalia structures.
Images
Appearance
As a in the Euxoa, likely have the typical drab, brownish coloration characteristic of . The genus Euxoa generally includes medium-sized with relatively broad forewings that often display intricate patterns of lines and spots in shades of brown, gray, or black, serving as camouflage against soil and plant debris.
Distribution
Found in North America. Specific regional distribution details within this range are not well documented in available sources.
Similar Taxa
- Euxoa auxiliarisAlso a North American in the same , but distinguished by its well-documented status as the '' with a unique involving alpine summer and specific association with grizzly bear diets in the Rocky Mountains—traits not established for E. xasta.
- Euxoa mimallonisAnother Euxoa found in North America with similar general appearance as a drab , but separable by pattern details and geographic distribution patterns.
- Agrotis spp.Related in the with similar larval habits and ; Euxoa typically differ in structure and specific patterns.
More Details
Taxonomic reference
Assigned MONA ( of North America) / Hodges number 10821, a standardized numbering system for North American .
Sources and further reading
- BugGuide
- Wikipedia
- GBIF taxonomy match
- iNaturalist taxon
- NCBI Taxonomy
- Catalogue of Life
- Aboveground Pests - AgriLife Extension Entomology
- Stem- and Leaf- Feeding Insects - AgriLife Extension Entomology
- Bug Eric: Winter 'pillars
- How Army Cutworm Moths Bounce Between Midwest Heat and Alpine Cool
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