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Digital Guide to Moth Identification

51a1007.1 – 3116   Pelochrista dorsisignatana (Clemens, 1860)
             Triangle-backed Pelochrista

© Carl Barrentine
Genitalia: E. dorsisignatana - dark median fascia is disjunct from both subterminal fascia and subbasal fascia.E. similiana - dark subbasal fascia connects with median fascia.E. oraria - dark median fascia reaches apex and is disjunct from subbasal fascia; larger than both dorsisignatana and similiana.
Similar Species:
  • Pinned specimens of related species. (Hint: select View by Region on the related species page.)
Synonymy: Poecilochroma dorsisignatana Clemens, 1860
Paedisca clavana Zeller, 1876
Eucosma diffusana Kearfott, 1905
Carpocapsa distigmana Walker, 1863
Taxonomic Notes: Pelochrista dorsisignatana: Formerly placed in the genus Eucosma, Gilligan et al. (2013), Zootaxa, 3746(2): 301-337.
  • Barcode of Life (BOLD) - Caution: DNA barcode provides evidence of relatedness, not proof of identification, and some BOLD specimens shown may not be sequenced.
  • Gilligan, T.M. & D.J. Wright, 2013. Revised world catalogue of Eucopina, Eucosma, Pelochrista, and Phaneta (Lepidoptera: Tortricidae: Eucosmini). Zootaxa, 3746(2): 301-337.
  • Gilligan, Wright & Gibson, 2008. Olethreutine Moths of the Midwestern United States: p. 111.156. (out of print)
  • Species Page at BugGuide.Net
  • Species Page at Mass Moths
  • Wright, D.J. & T.M. Gilligan, 2017. Pelochrista Lederer of the Contiguous United States and Canada (Lepidoptera: Tortricidae: Eucosmini). The Moths of America north of Mexico, Fascicle 9.5: 1-376, order.
  • Wright, D.J., 2011. A new species of Eucosma Hübner (Tortricidae) related to E. dorsisignatana (Clemens) and E. similiana (Clemens). Journal of the Lepidopterists' Society, 65(3): 175-180.
  • Zeller, P.C., 1875. Beiträge zur Kenntniss der nordamericanischen Nachtfalter, besonders der Microlepidopteren. Verhandlungen der Kaiserlich-Königlichen Zoologisch-Botanischen Gesellschaft in Wien, 25: 207-360.
Pelochrista dorsisignatana
© Nolie Schneider
Pelochrista dorsisignatana
© Doug Macaulay
Pelochrista dorsisignatana
© Mark Dreiling - DNA
Pelochrista dorsisignatana
© Ken Childs
Pelochrista dorsisignatana
© Jason Dombroskie
Pelochrista dorsisignatana
© Ken Childs
Pelochrista dorsisignatana
© Carl Barrentine
Pelochrista dorsisignatana
17mm – © Jim Vargo

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