Mammal Fossils for Sale
Authentic Prehistoric Teeth and Bones
Step back into the Cenozoic era with our exceptional selection of prehistoric remains. We offer an impressive variety of mammal fossils for sale, including marine and giant land-dwelling species. Our inventory includes rare teeth from creatures like the mysterious Desmostylus, ancient dolphins, and whales. We also stock impressive specimens from ancestral elephants, including Gomphotherium, Mastodon, and Mammoth. These pieces offer a fascinating look at the evolution of warm-blooded life on Earth and the massive beasts that once roamed it.
Each item is rigorously checked to ensure it is a genuine piece of natural history. Authenticity is guaranteed, giving you confidence when adding to your personal museum or educational display. Whether you seek a small seal tooth or a massive molar, you will find top-quality examples that have survived for millennia. Secure a tangible connection to the Ice Age with these remarkable artifacts. They serve as perfect gifts for science enthusiasts or striking conversation pieces for your home. A curated selection of Oligocene mammal fossils from the Brule Formation is available here.
- Ischyromys sp.$55.00
An extinct early ground squirrel jaw (Ischyromys sp.) from Sioux Co., Nebraska. Ischyromys 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 with a 2"x 2" floating frame display.
WR11 Size: 1-1/8"
Name: Ischyromys sp.
Age: Oligocene
Location: Sioux Co., Nebraska
Note - Posting 49 Oligocene Mammal fossils in January 2025. Link to Oligocene Mammal Fossils
Learn More - Leptomeryx evansi - Extinct Deer-Like Ruminant$55.00
An extinct early Deer-like Ruminant jaw (Leptomeryx evansi) from Sioux Co., Nebraska. Leptomeryx 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.
WR31 Size: 1-3/4"
Name: Leptomeryx evansi
Age: Oligocene
Location: Sioux Co., Nebraska
Note - Posting 49 Oligocene Mammal fossils in January 2025. Link to Oligocene Mammal Fossils
Learn More - Hesperocyon gregarius - Extinct Dog-like Canid$55.00
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.
WR44 Size: 7/8"
Name: Hesperocyon gregarius
Age: Oligocene
Location: Sioux Co., Nebraska
Note - Posting 49 Oligocene Mammal fossils in January 2025. Link to Oligocene Mammal Fossils
Learn More - Hesperocyon gregarius - Extinct Dog-like Canid$55.00
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
Learn More - Hyracodon nebraskensis - Extinct Running Rhinoceras$55.00
An extinct early Running Rhinoceras jaw (Hyracodon nebraskensis) from Sioux Co., Nebraska. Hyracodon nebraskensis 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.
WR54 Size: 2-1/8"
Name: Hyracodon nebraskensis
Age: Oligocene
Location: Sioux Co., Nebraska
Note - Posting 49 Oligocene Mammal fossils in January 2025. Link to Oligocene Mammal Fossils
Learn More - Hyracodon nebraskensis - Extinct Running Rhinoceras$55.00
An extinct early Running Rhinoceras jaw (Hyracodon nebraskensis) from Sioux Co., Nebraska. Hyracodon nebraskensis 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.
WR53 Size: 3-1/4"
Name: Hyracodon nebraskensis
Age: Oligocene
Location: Sioux Co., Nebraska
Note - Posting 49 Oligocene Mammal fossils in January 2025. Link to Oligocene Mammal Fossils
Learn More - Dolphin - Chile$55.00
A TOP QUALITY, Dolphin tooth from the Bahia Iglesa Fm. of central Chile. Gorgeous color and preservation. A long beak species. Complete tooth. Species #5 - flat sided crown and root. A rare species. Perfect tooth. Authenticity guaranteed.
C923 Size: 11/16"
Note - Adding 32 Dolphin teeth / ear bones in March 2025. Link -> Chilean Dolphin fossils
Learn More - Dolphin - Chile$55.00
A TOP QUALITY, Dolphin tooth from the Bahia Iglesa Fm. of central Chile. Gorgeous color and preservation. Complete tooth. Type #2 - Conical crown and a broad pinched root. A rare species. Near Perfect tooth. Authenticity guaranteed.
C920 Size: 11/16"
Note - Adding 32 Dolphin teeth / ear bones in March 2025. Link -> Chilean Dolphin fossils
Learn More - Dolphin tooth - Lee Creek$50.00
A Top Quality Dophin tooth (design 3) from the Lee Creek mine, Aurora, No. Carolina. This is a complete rooted tooth. Excellent preservation and color. It is a Miocene tooth from the Pungo River Fm. An excellent collector's tooth. Authenticity guaranteed. Prefect tooth.
LC865 Size: 7/8"
Note - Adding 22 new Lee Creek dolphin fossils in March 2023. Link to Lee Creek Dolphin fossils.
Learn More - Dolphin tooth - Lee Creek$50.00
A Top Quality Dophin tooth (design 2) from the Lee Creek mine, Aurora, No. Carolina. This is a near complete rooted tooth. Excellent preservation and color. It is a Miocene tooth from the Pungo River Fm. An excellent collector's tooth. Authenticity guaranteed. Near perfect tooth.
LC860 Size: 1-3/16"
Note - Adding 22 new Lee Creek dolphin fossils in March 2023. Link to Lee Creek Dolphin fossils.
Learn More - Dolphin tooth - Lee Creek$50.00
A Top Quality Dophin tooth (design 2) from the Lee Creek mine, Aurora, No. Carolina. This is a near complete rooted tooth. Excellent preservation and color. It is a Miocene tooth from the Pungo River Fm. An excellent collector's tooth. Authenticity guaranteed. Near perfect tooth.
LC859 Size: 1-1/16"
Note - Adding 22 new Lee Creek dolphin fossils in March 2023. Link to Lee Creek Dolphin fossils.
Learn More - Dolphin jaw section - Lee Creek$50.00
A Top Quality Dophin jaw section from the Lee Creek mine, Aurora, No. Carolina. Excellent preservation and color. This is a Miocene fossil from the Pungo River Fm. An excellent collector's fossil dolphin jaw. Authenticity guaranteed.
LC852 Size: 2-1/16"
Note - Adding 22 new Lee Creek dolphin fossils in March 2023. Link to Lee Creek Dolphin fossils.
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