Tetracis barnesii is a moth of the family Geometridae. It is found from the high-desert riparian canyons in Colorado and Utah to the dry coniferous forest in Oregon on altitudes between 1,555 and 1,905 meters.

Tetracis barnesii
Scientific classification Edit this classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Arthropoda
Class: Insecta
Order: Lepidoptera
Family: Geometridae
Genus: Tetracis
Species:
T. barnesii
Binomial name
Tetracis barnesii
(Hulst, 1896)
Synonyms
  • Gonodontis barnesii Hulst, 1896
  • Synaxis barnesi McDunnough, 1938

The length of the forewings 19–23 mm. Adults are on wing from early September to late October.

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