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Northern Prairie Wildlife Research Center

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Caterpillars of Eastern Forests

Red-crossed Button Slug (Tortricidia pallida)

JPG-Photo of Red-crossed Button Slug

Oval, flattened yellow to green with dorsal cruciate red or purple-brown brand. Body smooth, without stinging spines; dorsal setae arising from shallow depressions. Cross narrowed behind head, abruptly expanded over abdomen, nearly reaching sides of body, gradually narrowing to back end. In Tortricidia flexuosa, cross not reaching more than halfway to sides of body; in T. testacea with front and back ends of cross roughly similar in width. Food: broadly polyphagous on shrubs and trees. Caterpillar: July to October; 1 generation in North.

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