Choristoneura occidentalis occidentalis(ARCHOC)
Distribution details in United States of America (Utah)
Current pest situation evaluated by EPPO on the basis of information dated
1995: Present, no details
* Cameron, D. E.; Jenkins, M. J. (1989) Great Basin Naturalist 48 (4), 508-511.
* Fredericks, S. E.; Jenkins, M. J. (1988) Great Basin Naturalist 48 (3), 348-351.
* Fredericks, S. E.; Jenkins, M. J. (1988) Great Basin Naturalist 48 (3), 348-351.
| Country | State | Status | |
|---|---|---|---|
| Canada | Present, restricted distribution | ||
| Canada | Alberta | Present, restricted distribution | |
| Canada | British Columbia | Present, restricted distribution |