Mammal Teeth & Fossils

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. 

WR51       Size: 5-3/8"  

Name: Hyracodon nebraskensis

Age:  Oligocene

Location: Sioux Co., Nebraska

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

An EXTRA LARGE, TOP QUALITY, Dolphin tooth from the Bahia Iglesa Fm. of central Chile. A complete Brachydelphis mazeasi tooth. Gorgeous color and preservation. Type #1 - Conical crown and a long straight round root. A perfect tooth. Authenticity guaranteed.

C902        Size: 1-3/8"

Note - Adding 32 Dolphin teeth / ear bones in March 2025.  Link -> Chilean Dolphin fossils

A Top Quality, Scaldicetus sp.,Sperm Whale, tooth from the ACE river basin, So. Carolina. A Miocene age whale tooth. This tooth has a wonderful spiked enamel crown and large, complete round root. This tooth shows excellent detail - very well preserved. The root is nearly complete. An excellent Sperm whale tooth. You do not see many Sperm whale teeth in Top Quality condition. Authenticity guaranteed.

SC1226            Size: 3-1/2"

A Top Quality Dophin jaw section from the Lee Creek mine, Aurora, No. Carolina. Very good preservation and color. This is a Miocene fossil from the Pungo River Fm. An excellent collector's fossil dolphin jaw. Authenticity guaranteed. 

LC851      Size: 3-5/16"

Note - Adding 22 new Lee Creek dolphin fossils in March 2023.     Link to Lee Creek Dolphin fossils.   

A Top Quality Squalodon sp. tooth, Miocene toothed whale, from the Lee Creek mine, Aurora, No. Carolina. This is a partially rooted molar tooth. Excellent preservation and color. It is a Miocene tooth from the Pungo River Fm. An excellent collector's tooth. Authenticity guaranteed. Complete whale teeth are very difficult to find!

LC904      Size: 1-1/8"

Note - Adding 15 new Lee Creek Whale fossils in March 2023.     Link to Lee Creek Whale fossils.   

A Top Quality Allodesmus kernensis, primitive sea lion, molar from the Sharktooth Hill area, near Bakersfield, California. Complete tooth - fully rooted. Excellent preservation and excellent color. No repair or restoration. Authenticity guaranteed. A Top Quality Allodesmus specimen!

ST1007      SIZE: 1"

Note - Adding 8 rare Sharktooth Hill mammal teeth fossils in October 2023.   Link to Allodesmus teeth

A TOP QUALITY Megalonyx jeffersonii sloth tooth from an extinct genus of giant ground sloths from northern Florida. This tooth has excellent preservation and shows little water wear. It's complete with absolutely no restoration or repair. A wonderful Late Pliocene - Early Pleistocene display piece from northern Florida. Authenticity guaranteed.

X721          SIZE: 2-3/8" x 1-3/16" wide

Note – adding 6 Ground Sloth claws & teeth in December 2022.   Link to Sloth fossils

An extinct early 3-Toed horse jaw (Mesohippus) from Sioux Co., Nebraska. Mesohippus 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. 

WR05        Size: 2"  

Name: Mesohippus 

Age:  Oligocene

Location: Sioux Co., Nebraska

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

A LARGE, TOP QUALITY Dolphin ear bone (periotic bone) from the Bahia Iglesa Fm. of central Chile. This is a complete ear bone from a Brachydelphis dolphin species. Gorgeous color and preservation. No repair or restoration. Authenticity guaranteed. A perfect periotic bone.  

C927        Size: 1-1/2" wide

Note - Adding 32 Dolphin teeth / ear bones in March 2025.  Link -> Chilean Dolphin fossils

An excellent Scaldicetus sp., a Sperm whale, tooth from Caldera area of Chile. An incredible late Miocene Sperm whale tooth from the Bahia Inglesa Fm. This tooth has great preservation, fantastic brown color, and clean from matrix. No repair or restoration. Authenticity guaranteed. Unfortunately there are no teeth coming from this site 19 years! 

C711        SIZE:  2-3/16"  

Note - Adding 16 Chilean Sperm whale fossils in March 2025. -> Link to Whale teeth.

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.

R542         Size:  2-1/8" x  1-7/8" x  1/4"

Adding 6 new Woolly Mammoth tusk shards in November 2025  Link -> Woolly Mammoth Fossils

A LARGE "Prosqualodon" tooth with a big root structure from the Sharktooth Hill area, near Bakersfield, CA. Excellent preservation and gorgeous color. Some tip damage - very typical or this species. A mid Miocene Giant Dolphin-like creature. Authenticity guaranteed. My favorite giant dolphin-like creature species. 

ST908              SIZE: 2-3/16" 

Note - Adding 10 new Prosqualodon teeth  in July 2019  -->   Link to Prosqualodon Dolphin Teeth