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.