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Digital Guide to Moth Identification

Geometridae
91a1411 – 6956   Tetracis cervinaria (Packard, 1871)

© Libby & Rick Avis
Distribution: British Columbia south to Kern County, California, eastward to western Montana, southeastern Idaho, Wyoming and Colorado. Absent from coastal southern California where replaced by T. australis.
Seasonality
and Size:
February - June or a little later. FWL ~ 19-23 mm.
Larva and
Host Plants:
See ZooTaxa paper regarding host plants.
Genitalia: See Ferris & Schmidt (2010).
Similar Species:
  • Pinned specimens of related species. (Hint: select View by Region on the related species page.)
Synonymy:
  • cervinaria Packard 1871 (Metanema) - MONA 1983: 6956
  • aurantiacaria Packard 1873 (Metanema)
  • Taxonomic Notes: Tetracis cervinaria (Packard, 1871), n. comb. in Ferris & Schmidt (2010), was formerly in the genus Synaxis.
    References
    • 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.
    • Powell, J. A. & P. A. Opler, 2009. Moths of Western North America, Pl. 30.28f, 30.29f; p. 218. Book Review and ordering
    • Species Page at BugGuide.Net
    • Species Page at E. H. Strickland Museum
    Tetracis cervinaria
    © John Davis
    Tetracis cervinaria
    © John Davis
    Tetracis cervinaria
    © John Davis
    Tetracis cervinaria
    LG – © Jim Troubridge
    Tetracis cervinaria
    LG – © Jim Troubridge
    Tetracis cervinaria
    LG – © Jim Troubridge
    Tetracis cervinaria
    40mm - – © Jim Vargo
    Tetracis cervinaria
    40mm - – © Jim Vargo

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