Eupithecia tamarugalis is a moth in the family Geometridae. It is found in the Pampa del Tamarugal in Chile., 2005: Description of a new species of Eupithecia Curtis (Lepidoptera: Geometridae) from Pampa del Tamarugal, Chile. Neotropical Entomology 34 (2): 215-219. Abstract and full article: .
The length of the forewings is about 7 mm for males.
The larvae feed on Prosopis tamarugo.
Etymology The specific name is based on the type locality.
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