Cueva Blanca lies in a volcanic tuff cliff some 4 km northwest of Mitla, Oaxaca, Mexico. It is one of a series of Archaic sites excavated by Kent Flannery and Frank Hole as part of a project on the prehistory and human ecology of the Valley of Oaxaca. The oldest stratigraphic level in Cueva Blanca yielded Late Pleistocene fauna, including some species no longer present in southern Mexico. The second oldest level, Zone E, produced Early Archaic material...