| Adelopsyche(expression, geology, unit, paleontology) |
| Brule Formation(expression, geology, unit, paleontology) |
| Chadron Formation(expression, geology, unit, paleontology) |
| Chalk Bluffs Natural Area(expression, geology, unit, paleontology) |
| Coalmont Formation(expression, geology, unit, paleontology) |
| Creede Formation(expression, geology, unit, paleontology) |
| Cuchara Formation(expression, geology, unit, paleontology) |
| DeBeque Formation(expression, geology, unit, paleontology) |
| Farisita Formation(expression, geology, unit, paleontology) |
| Florissant Fossil Beds National Monument(expression, geology, unit, paleontology) |
| Green River Formation(expression, geology, unit, paleontology) |
| Huerfano Formation(expression, geology, unit, paleontology) |
| La Garita Caldera(expression, geology, unit, paleontology) |
| Middle Park Formation(expression, geology, unit, paleontology) |
| Ohio Creek Formation(expression, geology, unit, paleontology) |
| Poison Canyon Formation(expression, geology, unit, paleontology) |
| Raton Formation(expression, geology, unit, paleontology) |
| San Juan volcanic field(expression, geology, unit, paleontology) |
| Sevier orogeny(expression, geology, unit, paleontology) |
| Wasatch Formation(expression, geology, unit, paleontology) |