Xanthorhoe macdunnoughi
Swett, 1918
Xanthorhoe macdunnoughi is a geometrid first described by Louis W. Swett in 1918. It occurs in open wooded areas of western North America, with records extending east to western Alberta and south to California. The has a wingspan of approximately 28 mm and is assigned MONA/Hodges number 7372.

Pronunciation
How to pronounce Xanthorhoe macdunnoughi: //zænˈθɔːroʊ ˌmækdəˈnoʊɡi//
These audio files are automatically generated. While they are not always 100% accurate, they are a good starting point.
Identification
The darker grey band on the forewings distinguishes this from similar Xanthorhoe species. The combination of mottled grey ground color with this median band pattern is characteristic. The small size (28 mm wingspan) and western North American distribution further aid identification.
Images
Appearance
are mottled grey with a darker grey band on the forewings. The wingspan measures approximately 28 mm.
Habitat
Open wooded areas in western North America.
Distribution
Western North America, ranging east to western Alberta and south to California.
Similar Taxa
- Other Xanthorhoe speciesSimilar mottled grey coloration, but distinguished by the darker grey band on forewings and geographic distribution
More Details
Taxonomic authority
First described by Louis W. Swett in 1918
MONA/Hodges number
7372