Search results for: 'dure spike fossil'

An extinct early Dog-like Canid jaw (Hesperocyon gregarius) from Sioux Co., Nebraska. Hesperocyon gregarius was one of many mammals that thrived in the Early Oligocene in North America. Found in the Brule Fm. (Rupelian) 33 - 30 million years ago. A very well preserved specimen. No repair or restoration. Authenticity guaranteed. This item comes witha 2"x 2" floating frame display.

WR43        Size: 1-1/8"  

Name: Hesperocyon gregarius

Age:  Oligocene

Location: Sioux Co., Nebraska

Note - Posting 49 Oligocene Mammal fossils in January 2025.      Link to Oligocene Mammal Fossils

An extinct early Dog-like Canid jaw (Hesperocyon gregarius) from Sioux Co., Nebraska. Hesperocyon gregarius was one of many mammals that thrived in the Early Oligocene in North America. Found in the Brule Fm. (Rupelian) 33 - 30 million years ago. A very well preserved specimen. No repair or restoration. Authenticity guaranteed. This item comes witha 2"x 2" floating frame display.

WR42        Size: 1-3/16"  

Name: Hesperocyon gregarius

Age:  Oligocene

Location: Sioux Co., Nebraska

Note - Posting 49 Oligocene Mammal fossils in January 2025.      Link to Oligocene Mammal Fossils

An extinct early Dog-like Canid jaw (Hesperocyon gregarius) from Sioux Co., Nebraska. Hesperocyon gregarius was one of many mammals that thrived in the Early Oligocene in North America. Found in the Brule Fm. (Rupelian) 33 - 30 million years ago. A very well preserved specimen. No repair or restoration. Authenticity guaranteed. This item comes witha 2"x 2" floating frame display.

WR41       Size: 1-1/4"  

Name: Hesperocyon gregarius

Age:  Oligocene

Location: Sioux Co., Nebraska

Note - Posting 49 Oligocene Mammal fossils in January 2025.      Link to Oligocene Mammal Fossils

An extinct extinct Oreodont jaw (Merycoidodon culbertson) from Converse Co., Wyoming. Merycoidodon culbertson  was one of many mammals that thrived in the Early Oligocene in North America. Found in the Brule Fm. (Rupelian) 33 - 30 million years ago. A very well preserved specimen. No repair or restoration. Authenticity guaranteed. 

WR61       Size: 4-5/8"  long x 1-1/4" wide x 1-1/2" height

Name: Merycoidodon culbertson

Age:  Oligocene

Location: Converse Co., Wyoming

Note - Posting 49 Oligocene Mammal fossils in January 2025.      Link to Oligocene Mammal Fossils

A Knightia fish from the Split-fish layer, Green River Fm., Lincoln Co. Wyoming. The Knightia eocaena is a Herring-like fish from the Eocene age (50 MYA).  Very good preservation and preparation. No repair or restoration. All natural. Authenticity guaranteed. An excellent display piece!  

X464b         SIZE: 4"       

Note - Adding 31 Green River Fm. Fossil fish in November 2024 --> Link to Fossil Fish

A Diplomystus fish from the Split-fish layer, Green River Fm., Lincoln Co. Wyoming. The Diplomystus dentatus is a Herring from the Eocene age (50 MYA). Very good preservation and preparation. No repair or restoration. All natural. Authenticity guaranteed. An excellent display piece!  

X464         SIZE: 4"       

Note - Adding 31 Green River Fm. Fossil fish in November 2024 --> Link to Fossil Fish

A Top Quality Fraxinus flexifolia leaf from the Green River Fm., Cowboy Canyon, Bonanza Co., Utah. The Fraxinus flexifolia is an Ash leaf from the Eocene age (48 MYA) in the ancient Lake Unita deposit. This piece exhibits exceptional preservation and excellent color. No repair or restoration. Authenticity guaranteed. This leaf comes with a custom made wooden stand and ID plate (see photo). It is ready to display. An exceptional display piece!  

GL03     SIZE: 2-7/8" x 3/4"      Plate size: 4-5/8" x 4"

Note - Adding 20 Green River Fm. Fossil leaves in August 2023 --> Link to Green River Fossil Leaves

A Top Quality Celastrophyllum emarginatum branch with two flowers from the Green River Fm., Cowboy Canyon, Bonanza Co., Utah. The Celastrophyllum emarginatum is flowering tree from the Eocene age (48 MYA) in the ancient Lake Unita deposit. This piece exhibits exceptional preservation and excellent color. No repair or restoration. Authenticity guaranteed. This leaf comes with a custom made wooden stand and ID plate (see photo). It is ready to display. A very special display piece with flowers!  

GL04     SIZE: 2-5/8" x 2-1/2"      Plate size: 4" x 3"

Note - Adding 20 Green River Fm. Fossil leaves in August 2023 --> Link to Green River Fossil Leaves

A Top Quality Rhus nigricans leaf from the Green River Fm., Cowboy Canyon, Bonanza Co., Utah. The Rhus nigricans is a member of the Sumac family from the Eocene age (48 MYA) in the ancient Lake Unita deposit. This piece exhibits exceptional preservation and excellent color. No repair or restoration. Authenticity guaranteed. This leaf comes with a custom made wooden stand and ID plate (see photo). It is ready to display. An excellent display piece!  

GL07     SIZE: 3-1/4" x 7/8"      Plate size: 5" x 3-1/4"

Note - Adding 20 Green River Fm. Fossil leaves in August 2023 --> Link to Green River Fossil Leaves

A Top Quality Osmanthus praemissa leaf from the Green River Fm., Douglas Pass, Garfield Co., Colorado. The Osmanthus praemissa is a Tea plant from the Eocene age (48 MYA) in the ancient Lake Unita deposit. This piece exhibits exceptional preservation and excellent color. No repair or restoration. Authenticity guaranteed. This leaf comes with a custom made wooden stand and ID plate (see photo). It is ready to display. An excellent display piece!  

GL10     SIZE: 2-7/8" x 5/8"      Plate size: 3" x 2-3/8"

Note - Adding 20 Green River Fm. Fossil leaves in August 2023 --> Link to Green River Fossil Leaves

A LARGE, Top Quality Styrax transversa leaf from the Green River Fm., Cowboy Canyon, Bonanza Co., Utah. The Styrax transversa is from the Eocene age (48 MYA) in the ancient Lake Unita deposit. This piece exhibits exceptional preservation and excellent color. No repair or restoration. Authenticity guaranteed. This leaf comes with a custom made wooden stand and ID plate (see photo). It is ready to display. A very special three leaf display piece!  

GL16     SIZE: 3-3/4" x 5/8"      Plate size: 4-5/8" x 3-1/4"

Note - Adding 20 Green River Fm. Fossil leaves in August 2023 --> Link to Green River Fossil Leaves

A Top Quality Quercus cuneatus leaf from the Green River Fm., Douglas Pass, Garfield Co., Colorado. The Quercus cuneatus is an Oak leaf from the Eocene age (48 MYA) in the ancient Lake Unita deposit. This piece exhibits exceptional preservation and excellent color. No repair or restoration. Authenticity guaranteed. This leaf comes with a custom made wooden stand and ID plate (see photo). It is ready to display. An excellent display piece!  

GL17     SIZE: 2" x 7/8"      Plate size: 3-5/8" x 2-3/4"

Note - Adding 20 Green River Fm. Fossil leaves in August 2023 --> Link to Green River Fossil Leaves