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Digital Guide to Moth Identification

91a1413 – 6953   Tetracis fuscata (Hulst, 1898)
Distribution Data for Tetracis fuscata
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Distribution: Parts of Wyoming and Colorado from ~ 7,600-8,200 ft. elev.
and Size:
August - September until hard frost. FWL ~ 19-23 mm.
Genitalia: See Ferris & Schmidt (2010).
Similar Species:
  • Pinned specimens of related species. (Hint: select View by Region on the related species page.)
Synonymy: Synaxis fuscata Hulst, 1898
Taxonomic Notes: Tetracis fuscata (Hulst, 1898), n. comb. in Ferris & Schmidt (2010), was formerly in the genus Synaxis.
  • Ferris, C.D. & B.C. Schmidt, 2010. Revision of the North American Genera Tetracis Guenée and Synonymization of Synaxis Hulst with Descriptions of Three New Species (Lepidoptera: Geometridae: Ennominae). Zootaxa, 2347: 1-36.
Tetracis fuscata
– © Cliff Ferris
Tetracis fuscata
– © Cliff Ferris

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