caterpillar dermatitis

cat·er·pil·lar der·ma·ti·tis

allergic contact dermatitis resulting from a toxin present in hairs and larva of the brown-tail moth, gypsy moth, and other caterpillars.
Synonym(s): caterpillar rash
An allergic reaction evoked by contact with the urticariogenic hairs of the larvae and spines of the brown-tail, flannel, Io, tussock, and other moths
References in periodicals archive ?
Some species of caterpillars are armed with stinging hairs and these can cause caterpillar dermatitis.