Abstract
The male of Eupithecia cupressata Pearsall is described, and illustrations of adults and genitalia of both sexes are provided.
References
- Bolte, K.B. (1990) Guide to the Geometridae of Canada (Lepidoptera) VI. Subfamily Larentiinae 1. Revision of the genus Eupithecia. Memoirs of the Entomological Society of Canada, 151, 1–253. - McDunnough, J. (1949) Revision of the North American species of the genus Eupithecia (Lepidoptera, Geometridae). Bulletin of the American Museum of Natural History, 93, 533–728, plates 26–32. - Pearsall, R.F. (1910) Vagrant Eupithecias. Proceedingsof the Entomological Society of Washington, 12, 138–145. 
