Two Mexican Geometridae new to the United States, with a new synonymy.

Abstract

The first United States records of geometrid moths Zanclopteryx mexicana Prout (Oenochrominae) and Arcobara cavana (Druce) (Sterrhinae) are reported. Pigia calotis Dyar, n. syn. is synonymized with A. cavana. Lectotypes are selected for A. cavana and P. calotis.