black-and-white moth - Lithostege deserticola
Salero Ranch, E of Tubac, 4300 ft elevation, Santa Cruz County, Arizona, USA
October 29, 2016
Size: wingspan 3-3.5 cm
I think this is a geometrid but I have looked at many BG & MPG pages without success. Maybe something close to Anticlea, Perizoma, or Lithostege? Or maybe not a geometrid. Thanks for ID help.