Stars indicate closer matches.


Wasatch Formation 

Washakie Formation 

White River Formation 

Cloverly Formation 

Carmel Formation 

Coalmont Formation 

Cuchara Formation 

DeBeque Formation 

Indian Meadows Formation 

Pass Peak Formation 

Niobrara Formation 

Cutler Formation 

Navajo Sandstone 

Nugget Sandstone 
Sevier orogeny 
Elko Formation 
San Jose Formation 
San Juan volcanic field 
Dinosaur National Monument 
Fort Union Formation 
Tatman Formation 
Willwood Formation 
Sundance Formation 
Kayenta Formation 
Naturita Formation 
Denver Formation 
Allosaurus 
Camarasaurus lentus 
Dryosaurus 
Microsyops 
Notharctus 
Smilodectes
Uinta Formation
Chattanooga Shale
Collingwood Shale
Marcellus Formation
New Albany Shale
Ohio Shale
Piceance Basin
White River Fauna
Cozy Dell Shale
Chainman Formation
Brule Formation
Chadron Formation
Raton Formation
La Garita Caldera
Florissant Formation
Mazama Ash
Carlile Shale
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