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Digital Guide to Moth Identification

Cossidae 53a0028 – 2692   Prionoxystus piger (Grote, [1866])              Baccharis Carpenterworm

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Larva and Host Plants: Host familiy: Asteraceae.  Host genera: Baccharis.  (Kimberley & Douglas 2025) Similar Species: Pinned specimens of related species. (Hint: select View by Region on the related species page.) Synonymy: piger (Grote, [1866]) (Xyleutes) - MONA 1983: 2692 baccharidis Clarke, 1952 (Prionoxystus)

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 iNaturalist

Photographs are needed for this species.

Moth Photographers Group  at the  Mississippi Entomological Museum  at the  Mississippi State University

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