- Boquillas Canyon Overlook, Big Bend National Park.1
- Chisos Mountains1
- Chisos Mountains, above Boot Spring.1
- Chisos Mountains, along road to Basin, upper Green Gulch, 5.5 mi. from entrance, Big Bend National Park1
- Chisos Mountains, along trail to the Window from the Basin.1
- Chisos Mountains, near head of Oak Canyon1
- Chisos Mountains.1
- Chisos Mountains. North of mountains1
- Chisos Mtns.1
- Chisos Mts1
- Chisos Mts., Green Gulch, on mountain side.1
- Chisos Mts., above Boot Spring1
- Green Gulch, Chisos Mountains1
- Head of Blue Creek Canyon1
- Hilly area, south side of Hwy. 90, 15.7 air miles east of junction between Hwys. 90 and 385.1
- Just inside west entrance Big Bend National Park.1
- Lower Blue Creek Canyon, Chisos Mountains1
- Marathon1
- Marathon, Chisos Mountains.1
- NE limestone slopes of Mt. Ord. 15 miles south of Alpine Gage Estate1