Eupithecia canchasae is a moth in the family Geometridae. It is found in the region Santiago (Santiago Province) in Chile., 1987, The Eupithecia (Lepidoptera, Geometridae) of Chile. Bulletin of the American Museum of Natural History 186 (3): 269-363. The habitat consists of the Central Valley Biotic Province.
The length of the forewings is about 7.5 mm for males. Adults have been recorded on wing in December.
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