Search results for: 'dure site fossil calcul e'

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.

WR16        Size: 1"  

Name: Ischyromys sp. 

Age:  Oligocene

Location: Sioux Co., Nebraska

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

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.

WR15        Size: 13/16"  

Name: Ischyromys sp. 

Age:  Oligocene

Location: Sioux Co., Nebraska

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

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

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.

WR13        Size: 3/4"  

Name: Ischyromys sp. 

Age:  Oligocene

Location: Sioux Co., Nebraska

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

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.

WR12        Size: 1"  

Name: Ischyromys sp. 

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.

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

A RARE, EXTRA LARGE Top Quality Megachasma tooth, the Megamouth shark, from the Bahia Iglesa Fm., Chile. A May Fossil of the Month.The Megamouth shark is a very rare and exotic fossil shark tooth since it is rarely found in the fossil record. Megachasma teeth are one of the scarce and well preserved fossils that are unique to the Caldera Basin site in Chile! The best size and quality tooth available. Late Miocene age. An exceptional and rare collector's tooth! Authenticity guaranteed. The BEST!

C552            Size: 7/8"   (Base  7/16" x 5/8")

Note - Adding 8 new Chilean Megachasma teeth in May 2021 -> Link to Megachasma teeth

A RARE, EXTRA LARGE Top Quality Megachasma tooth, the Megamouth shark, from the Bahia Iglesa Fm., Chile. A May Fossil of the Month.The Megamouth shark is a very rare and exotic fossil shark tooth since it is rarely found in the fossil record. Megachasma teeth are one of the scarce and well preserved fossils that are unique to the Caldera Basin site in Chile! The best size and quality tooth available. Late Miocene age. An exceptional and rare collector's tooth! Authenticity guaranteed. The BEST!

C551            Size: 7/8"   (Base  11/16" x 9/16")

Note - Adding 8 new Chilean Megachasma teeth in May 2021 -> Link to Megachasma teeth

A GEM, LARGE Sphryna laevissimus, a Hammerhead shark tooth from Chile. One of the tougher species to find at the Bahia Inglesa Fm. site. Perfect tooth. Authenticity guaranteed. The BEST!

C800              SIZE: 1/2"

A Top Quality Thescelosaurus neglectus premaxillary tooth from the late Cretaceous of northern North America. Thescelosaurus is a mid-sized dinosaur found in the Hell Creek formation. The enamel is excellent quality with excellent color / patina. Note - Thescelosaurus premaxillary teeth crown shape is quite distinct (see Thesc-Pachy maxillary teeth differentiation discussion below). No cracks or restoration. An excellent Thescelosaurus tooth crown! Legally collected on private land in the Hell Creek Fm., Carter Co., Montana. Excellent collector's quality Thescelosaurus tooth. Note - tooth comes with the gem case pictured. Authenticity guaranteed.

DI13        SIZE: 3/8"    

Note - Adding 10 new Thescelosarus teeth in July 2022.       Link to Thescelosaurus fossils catalog

A Top Quality Thescelosaurus neglectus premaxillary tooth from the late Cretaceous of northern North America. Thescelosaurus is a mid-sized dinosaur found in the Hell Creek formation. The enamel is excellent quality with excellent color / patina. Note - Thescelosaurus premaxillary teeth crown shape is quite distinct (see Thesc-Pachy maxillary teeth differentiation discussion below). No cracks or restoration. An excellent Thescelosaurus tooth crown! Legally collected on private land in the Hell Creek Fm., Carter Co., Montana. Excellent collector's quality Thescelosaurus tooth. Note - tooth comes with the gem case pictured. Authenticity guaranteed.

DI11       SIZE: 3/8"    

Note - Adding 10 new Thescelosarus teeth in July 2022.       Link to Thescelosaurus fossils catalog

A Top Quality Thescelosaurus neglectus premaxillary tooth from the late Cretaceous of northern North America. Thescelosaurus is a mid-sized dinosaur found in the Hell Creek formation. The enamel is excellent quality with excellent color / patina. Note - Thescelosaurus premaxillary teeth crown shape is quite distinct (see Thesc-Pachy maxillary teeth differentiation discussion below). No cracks or restoration. An excellent Thescelosaurus tooth crown! Legally collected on private land in the Hell Creek Fm., Powder River Co., Montana. Excellent collector's quality Thescelosaurus tooth. Note - tooth comes with the gem case pictured. Authenticity guaranteed.

DI09       SIZE: 5/16"    

Note - Adding 10 new Thescelosarus teeth in July 2022.       Link to Thescelosaurus fossils catalog