TRILOBITE LOCATIONS


List of Trilobite Locations Sorted by State / Province:

 

ALBERTA:

 

Cathedral Formation

Mount Whyte Formation

Mural Formation

Naiset Formation

Outram Formation

Peyto Formation

Pika Formation

Ptarmigan Formation

Ross Lake Shale Member

Skoki Formation

Stephen Formation

Survey Peak Formation

 

ARIZONA:

 

Bright Angel Shale

 

BRITISH COLUMBIA:

 

Burgess Shale Formation

Cathedral Formation
Eager Formation

McKay Group

Mount Mark Formation

Mount Whyte Formation

Mural Formation

Naiset Formation

Peyto Formation

Pika Formation

Ptarmigan Formation

Ross Lake Shale Member

Stephen Formation

Takakkaw Tongue Formation

Tegert Formation

 

CALIFORNIA:

 

Baird Formation

Cadiz  Formation

Campito Formation

Carrara Formation

Chambless Limestone

Gazelle Formation

Harkless Formation

Kennett Formation

Latham Shale

Monola Formation

Mule Spring Limestone

Pogonip Formation

Poleta Formation

Saline Valley Formation

White-Inyo Mountains Biozones

Wood Canyon  Formation

Zabriskie Quartzite

 

COLORADO:

 

Beldon Formation  (Pennsylvanian)

Chaffee Formation, Dyer Dolomite Member ( Devonian)

Glen Eerie Formation (Lower Pennsylvanian)

Hermosa Formation (Pennsylvanian)

Manitou Formation (Low. Ordovician)

Maroon Formation (Pennsylvanian)

Minturn Formation (Pennsylvanian)

Ouray Limestone (Mississippian)

Peerless Formation (Upp. Cambrian)

Weber Formation (Pennsylvanian)
Williams Canyon Formation (Upp. Dev. / Low. Miss.)

 

IDAHO:

 

Garden City Formation

Lead Bell Shale Member (see Spence Shale)

Spence Shale

Swan Peak Formation

Twin Knobs Formation

 

MONTANA:

 

Damnation Limestone

Gordon Shale

Pagoda Limestone

Pentagon Shale

Steamboat Limestone

Wolsey Shale

 

NEVADA:

 

Antelope Valley Limestone

Bright Angel Shale

Campito Formation

Chisholm Shale

Dunderberg Shale

Emigrant Formation

Harkless Formation

Mule Spring Limestone

Ninemile Shale

Pioche Shale

Poleta Formation

Saline Valley Formation

 

NEW MEXICO:

 

Caballero Formation (lower Mississippian)

Lake Valley Formation (Dona Ana, Arcente, Tierra Blanca, Nunn, Alamogordo, and Andrecito Members) (lower Mississippian)

Kelly Formation (Mississippian)

San Andreas Formation (Permian)

 

UTAH:

 

Brigham Quartzite

Chisholm Shale

Dome Limestone

Filmore Formation

Garden City Formation

Langston Formation (Lead Bell Shale Member, Spence Shale Tongue)

Lead Bell Shale Member (see Spence Shale)

Marjum Formation

Naomi Peak Limestone

Pierson Cove Formation

Pogonip Group

Spence Shale

Swan Peak Formation

Swazey Limestone

Ute Limestone

Wah Wah Formation

Weeks Formation

Wheeler Shale

Whirlwind Formation

 

WASHINGTON:

 

Addy Quartzite

Glossopleura Biozone

Metaline Limestone