EPPO Global Database

Choristoneura occidentalis occidentalis(ARCHOC)

Distribution details in United States of America (Wyoming)

Current pest situation evaluated by EPPO on the basis of information dated 1994: Present, no details
* Fellin, D. G.; Shearer, R. C.; Carlson, C. E. (1983) Western Wildlands 9 (1), 2-7.

* Furniss RL, Carolin VM (1977) Western Forest Insects. USDA , Forest Service Miscellaneous Publication no. 1339, 654 pp.

* Pogue, M. G.; Lavigne, R. J. (1984) Proceedings of the Entomological Society of Washington 86 (2), 439-442.
------- A distribution map for Wyoming has been prepared from collection and trap data.
Situation in neighbouring countries
Country State Status
Canada Present, restricted distribution view...
Canada Alberta Present, restricted distribution view...
Canada British Columbia Present, restricted distribution view...