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.
- Dolphin tooth - Lee Creek$50.00
A Top Quality Dophin tooth (design 4) 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. Perfect tooth.
LC870 Size: 15/16"
Note - Adding 22 new Lee Creek dolphin fossils in March 2023. Link to Lee Creek Dolphin fossils.
Learn More - Ischyromys sp.$50.00
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.
WR14 Size: 7/8"
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 - Poebrotherium wilsoni - Extinct Camel$50.00
An extinct early camel jaw (Poebrotherium wilsoni) from Sioux Co., Nebraska. Poebrotherium 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.
WR08 Size: 1-7/8"
Name: Poebrotherium wilsoni
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$50.00
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.
WR32 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$50.00
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.
WR46 Size: 15/16"
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$50.00
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.
WR45 Size: 1"
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 - Merycoidodon gracilis - Extinct Oreodont$50.00
An extinct extinct Oreodont jaw section (Merycoidodon gracilis ) from Sioux Co., Nebraska. Merycoidodon gracilis 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.
WR74 Size: 2-1/2" long
Name: Merycoidodon gracilis
Age: Oligocene
Location: Sioux Co., Nebraska
Note - Posting 49 Oligocene Mammal fossils in January 2025. Link to Oligocene Mammal Fossils
Learn More - Dolphin - Chile$50.00
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.
C924 Size: 9/16"
Note - Adding 32 Dolphin teeth / ear bones in March 2025. Link -> Chilean Dolphin fossils
Learn More - Dolphin - Chile$50.00
A TOP QUALITY, Dolphin tooth from the Bahia Iglesa Fm. of central Chile. Gorgeous color and preservation. Complete tooth. Type #6 - flat sided crown and a round root. A rare species. Near Perfect tooth. Authenticity guaranteed.
C921 Size: 11/16"
Note - Adding 32 Dolphin teeth / ear bones in March 2025. Link -> Chilean Dolphin fossils
Learn More - Woolly Mammoth Tusk$50.00
A real Woolly Mammoth tusk section, Mammuthus primigenius, from Siberia. These are very well preserved tusk sections that have not been weathered or eroded. This tusk section has excellent natural color and shine. This is a great opportunity to own a genuine Woolly Mammoth tusk shard specimen from the Ice Age. Authenticity guaranteed.
R546 Size: 2-3/16" x 1-1/16"
Adding 6 new Woolly Mammoth tusk shards in November 2025 Link -> Woolly Mammoth Fossils
Learn More - Cave Bear tooth$47.50
A Quality fossil Cave Bear molar (Urusus spelaeus) from Romania. These large bears lived in the mountain caves from central Europe to Russia. An excellent cave bear tooth. You can own a rare and wonderful story piece from the Ice Age! No repair or restoration. Authenticity guaranteed.
Name: Urusus spelaeus Age: Late Pleistocene Location: Carpathian Mountains, Romania
R511 SIZE: 1-1/4"
Note: Posted 24 new Ice Age / Cave Bear fossils in October 2022. Link -> Cave Bear Fossils
Learn More - Trichechus rib bone - Manatee$47.50
A Top Quality Trichechus sp. rib bone - Manatee from the Withlacochee River, Florida. Highest quality, nicely articulated, and nearly complete. Pleistocene age (1.6 mya). No repair or restoration. Authenticity guaranteed.
F962 SIZE: 14" length (on curve) x 2-1/4" width
Note - Adding shark vertebra, whale, Manatee, Marlin & shrimp fossils in January 2024. -> Link to Shrimp Burrow
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