Distribution Mexico (possibly south to Central America or there represented by related species).
Systematics Monotypic. Probably closely related to Phassus.
Habitat Pine-oak forest, Tropical decidous forest, Arid tropical scrub, Cloud forest, and Rain forest (Ramos-Elorduy et al., 2011).
Biology Larvae probably callus-feeding borers of woody trees or shrubs. Caterpillars are used as a traditional food source by the maya, tzotzil, tzeltal, chol, lacandon, and tojolabal. Larvae recorded from Buddleia americana L., and Senecio salignus D.C. (Ramos-Elorduy et al., 2011).