North America, United States, Western United States, Southwestern United States, Mexico
North-Central United States, Central United States, Western United States, Texas
1a, 1b, 2a, 2b, 3a, 3b, 7, 8, 9, 10, 11, 14, 18, 19, 20, 21
1a, 1b, 2a, 2b, 3a, 3b, 10