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Digital Guide to Moth Identification

Erebidae 930474 – 8326   Idia rotundalis (Walker, 1866)              Rotund Idia

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Larva and Host Plants: Host familiy: Detritophagous Fungus[none_specified].  Host genera: Fungi Detritophagous[plant].  Host extended: fungus, leaf litter (Heppner 2007), Detritophagous on dead leaves (Kimball 1965); dead coral fungus...  (Kimberley & Douglas 2025) Similar Species: Pinned specimens of related species. (Hint: select View by Region on the related species page.) Synonymy: rotundalis (Walker, 1866) (Hormisa) - MONA 1983: 8326 borealis (Smith, 1884) (Helia)

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. Hall et al., 2021. The Moths of North Carolina - website (identification, habitats and life history) 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

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