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Digital Guide to Moth Identification

Nymphalidae 77a0938 – 4587   Cercyonis pegala (Fabricius, 1775)

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Larva and Host Plants: Host familiy: Cyperaceae Poaceae.  Host genera: Agrostis Andropogon Avena Bothriochloa Bromus Carex Danthonia Elymus Hesperostipa Leymus Muhlenbergia Poa Puccinellia Schedonorus Schizachyrium Stipa Tridens.  Notes: grasses (JC Miller 1995) & (Allen et al 2005); many in grass family (Wagner 2005); larvae eat leave (Scott 2020); [unidentified Stipa species may be re-assigned to different genus].  (Shropshire & Douglas 2025) Similar Species: Pinned specimens of related species. (Hint: select View by Region on the related species page.) Synonymy: pegala (Fabricius, 1775) (Papilio) - MONA 1983: 4587 ssp. a. pegala (Fabricius, 1775) (Papilio)  abbotti Brown, 1969 (Cercyonis)  carolina Chermock & Chermock, 1942 (Cercyonis) ssp. b. alope (Fabricius, 1793) (Papilio)  agawamensis Arey & Grkovich, 2014 (Cercyonis)  maritima (Edwards, 1880) (Satyrus)  ochracea Chermock & Chermock, 1942 (Cercyonis) ssp. c. texana (Edwards, 1880) (Satyrus) ssp. d. nephele (Kirby, 1837) (Hipparchia)  borealis Chermock, 1929 (Cercyonis)  olympus (Edwards, 1880) (Satyrus) ssp. e. ino Hall, 1924 (Cercyonis) ssp. f. incana (Edwards, 1880) (Satyrus) ssp. g. boopis (Behr, 1864) (Satyrus)  baroni (Edwards, 1880) (Satyrus) ssp. h. ariane (Boisduval, 1852) (Satyrus) ssp. i. australosierra Emmel, Emmel & Davenport, 2008 (Cercyonis) ssp. j. gabbii (Edwards, 1870) (Satyrus) ssp. k. carsonensis Austin, 1992 (Cercyonis) ssp. l. walkerensis Austin, 1992 (Cercyonis) ssp. m. wheeleri (Edwards, 1873) (Satyrus)  hoffmani (Strecker, 1873) (Satyrus) ssp. n. paucilineatus Austin, 1992 (Cercyonis) ssp. o. pluvialis Austin, 1992 (Cercyonis) ssp. p. paludum Austin, 1992 (Cercyonis) ssp. q. stephensi (Wright, 1905) (Satyrus)  blanca Emmel & Mattoon, 1972 (Cercyonis) ssp. r. utahensis Austin, 1992 (Cercyonis)

References (Caution: DNA barcoding at BOLD provides evidence of relatedness, not proof of identification; some BOLD specimens shown may not be sequenced.)

Barcode of Life (BOLD) - Caution: Identifications often erroneous; DNA barcode provides evidence of relatedness, not proof of identification; many specimens not sequenced. Shropshire, K.J. & D.W. Tallamy, 2025. Lepidoptera of North America, north of Mexico: an annotated list containing geographic ranges and host-plant records. ZooKeys, 1261: 101-113; Suppl. 1. (PDF or read online) Species Page at BugGuide.Net Species Page at iNaturalist Species Page at the Butterflies of America

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