Search results for: 'run potiguara 27 leilão eagl'

A rare Myliobatis barb section from Sumatra, Indonesia. This ray barb was deposited in the Telisa formation - a shallow marine environment during the middle Miocene (approx. 15 million years ago.) A very unique collector's fossil. D191 is the good quality stinger barb section on the left. Authenticity guaranteed.

D191 (Left)      SIZE: 1-5/16"

Note - 2 new Sumatran Myliobatus barbs added in January 2018.     Link to Sumatran teeth.

A rare Myliobatis barb section from Sumatra, Indonesia. This ray barb was deposited in the Telisa formation - a shallow marine environment during the middle Miocene (approx. 15 million years ago.) A very unique collector's fossil. D192 is the good quality stinger barb section on the right. Authenticity guaranteed.

D192 (Right)      SIZE: 1-1/4"

Note - 2 new Sumatran Myliobatus barbs added in January 2018.     Link to Sumatran teeth.

An extinct early Running Rhinoceras tooth (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. 

WR55       Size: 1-1/2"  

Name: Hyracodon nebraskensis

Age:  Oligocene

Location: Sioux Co., Nebraska

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

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

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

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. 

WR52       Size: 5"  

Name: Hyracodon nebraskensis

Age:  Oligocene

Location: Sioux Co., Nebraska

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

A Top Quality Ptychodus mortoni, an extinct durophagous (shell-crushing) shark, tooth from Dallas Co., Texas. An excellent example of this Upper Cretaceous Eagle Ford Fm. tooth. These  teeth have a design that includes a high cusp with radiating occlusal ridges extending across the cusp face. Authenticity guaranteed. P. mortoni is a rare species in Texas, and when teeth get this large they are extremely rare!  

T388            SIZE: 7/8"

Adding 24 Ptychodus mortoni teeth in August 2025.   Link to Texas shark teeth

A LARGE RARE, Top Quality Acheroraptor temertyorum (raptor) tooth from Montana. Acheroraptor temertyorum is one of two recently described Hell Creek Fm. raptors, and it is a close relative of Velociraptor. This tooth is 7/16" which is a large size. The enamel is excellent with a great brown color. Multiple prominent longitudinal "ribs" run the length of the crown. Excellent large posterior and small anterior serrations.  See unique crown characteristic discussion below. No repair or restoration. Legally collected on private land in the Hell Creek Fm., Garfield Co., Montana. Note - the 2013 Acheroraptor description paper is available upon request. Authenticity guaranteed. This is your chance to own a rare, top quality Acheroraptor temertyorum tooth.  Note - A gem jar will be included as photographed.

DR07       SIZE: 7/16"

Note - Adding 10 new Acheroraptor teeth in May 2025      Link to Raptor (Dromaeosaur) catalog.

A Top Quality Cretoxyrhina mantelli, an extinct Mackerel (Odontid) shark tooth from Travis Co., Texas. An excellent example of this Late Cretaceous South Bosque Shale (Eagle Ford) Fm. shark. A lateral tooth. Authenticity guaranteed. Perfect tooth. 

T066           SIZE: 13/16"

Note - Adding 100+ new Texas shark teeth in October 2021.   Link to Texas shark teeth

A Top Quality Cretoxyrhina mantelli, an extinct Mackerel (Odontid) shark tooth from Travis Co., Texas. An excellent example of this Late Cretaceous South Bosque Shale (Eagle Ford) Fm. shark. An anterior tooth. Authenticity guaranteed. Perfect tooth. 

T065           SIZE: 1-1/16"

Note - Adding 100+ new Texas shark teeth in October 2021.   Link to Texas shark teeth

A Top Quality Cretoxyrhina mantelli, an extinct Mackerel (Odontid) shark tooth from Travis Co., Texas. An excellent example of this Late Cretaceous South Bosque Shale (Eagle Ford) Fm. shark. An anterior tooth. Authenticity guaranteed. Perfect tooth. 

T064           SIZE: 1-3/16"

Note - Adding 100+ new Texas shark teeth in October 2021.   Link to Texas shark teeth