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Northern Prairie Wildlife Research Center

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Caterpillars of Eastern Forests

Definite-marked Tussock Moth (Orgyia definita)

JPG-Photo of Definite-marked Tussock Moth

Bright yellow with paired anterior and unpaired posterior lashes composed of long black, spatulate setae. Head, thoracic shield, and dorsal glands pale. Middorsum of first through fourth abdominal segments with dense medial tuft of white, brown, or yellow setae. Food: many shrubs and trees. Caterpillar: March to November; 2 generations in Deep South; 1 in North.

Return to Listing of Tussock Moths
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