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Digital Guide to Moth Identification

Geometridae 91a1429 – 6974   Patalene olyzonaria (Walker, 1860)              Juniper Geometer

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Larva and Host Plants: Host familiy: Cupressaceae Pinaceae.  Host genera: Juniperus Pinus Thuja.  Notes: records from Ipomoea & Lyonia unlikely (Matthew et al 2014).  (Shropshire & Douglas 2025) Similar Species: Pinned specimens of related species. (Hint: select View by Region on the related species page.) Synonymy: olyzonaria (Walker, 1860) (Drepanodes) - MONA 1983: 6974 ssp. a. olyzonaria (Walker, 1860) (Drepanodes)  sesquilinea (Grote, 1870) (Drepanodes)  syzgiaria (Hulst, 1886) (Drepanodes) ssp. b. puber (Grote & Robinson, 1867) (Drepanodes)  aquosus (Grote & Robinson, 1867) (Drepanodes)  hortularia (Hulst, 1886) (Drepanodes)  juniperaria (Packard, 1871) (Drepanodes)  perizomaria (Hulst, 1886) (Drepanodes)  varus (Grote & Robinson, 1867) (Drepanodes)

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 Block Island Moths Species Page at BugGuide.Net Species Page at Mass Moths Species Page at iNaturalist

© David Silsbee - m. © Patrick Coin - f. © Tom Murray © Bob Patterson © Larry Line - f. © Machelle White © Tom Murray - m. © Tom Murray © Mark Dreiling - DNA © Ken Childs © Ken Childs

LG – © Jim Troubridge LG – © Jim Troubridge LG – © Jim Troubridge 25mm – © Jim Vargo

© McGuire Center LG © George Smiley LG on Eastern Red Cedar (Juniperus virginiana) - 35mm © George Smiley LG on Eastern Red Cedar (Juniperus virginiana) - 15mm © George Smiley LG on Eastern Red Cedar (Juniperus virginiana) - 31mm © George Smiley LG 12.5mm

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