Northern Prairie Wildlife Research Center

Caterpillars of Eastern Forests

Pin-striped Slug (Monoleuca semifascia)


JPG-Photo of Pin-striped Slug

Body pink-orange, marked with black and white or yellow striping and numerous stinging setae. Dorsal and lateral areas each with set of 3 thin dark stripes. Four lobes about anterior end and 2 from posterior end. First 8 abdominal segments with subdorsal and subspiracular warts each bearing more than 20 stinging spines. Food: many forest trees and shrubs, especially oaks. Caterpillar: July to September; 1 generation in North.


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