A clearwing moth in the Sesiidae, commonly known as the Arrowwood Clearwing Moth. are and -mimicking, with predominantly dark coloration and pale markings. The is known for boring into the crowns of Viburnum shrubs, where larval feeding can cause significant damage to plants. It occurs across the northern Great Plains and adjacent regions of North America.
Distribution
Recorded from the Canadian provinces of Alberta, Manitoba, and Saskatchewan, and presumably occurs in adjacent portions of the north-central United States.
Host Associations
- Viburnum trilobum - larval Bores into crowns of shrubs; has been observed causing mortality in cultivated varieties including 'Wentworth' and 'Bailey Compact'
Human Relevance
Considered a pest of cultivated Viburnum shrubs. Larval boring into plant crowns can kill plants. Attractants such as lures have been used for detection, though trapping efforts have shown limited success in some cases.