'Pyrrharctia isabella' definitions:
Definition of 'Pyrrharctia isabella'
From: GCIDE
- Isabella moth \Is`a*bel"la moth`\ (?; 115). (Zool.) A common American moth (Pyrrharctia isabella), of an isabella color. The larva, called woolly bear and {hedgehog caterpillar}, is densely covered with hairs, which are black at each end of the body, and red in the middle part. [1913 Webster]