The foraging ecology of this species has not been studied.  The insect occurs in Mexico where it feeds on Guava and Oak.  The larvae may reach a length in excess of 7cm and are among the largest of the social caterpillars. The caterpillars make large and conspi cuous nests that may reach a length of 40-50 cm.  Silk collected from these nest was used by the indigenous peoples.  In sensitive people, the larvae can cause a rash or skin necrosis when handled.