Search results for: 'good seen'

An EXTRA LARGE, Top Quality Ankylosaurus osteoderm (bony armor plate) from the late Cretaceous of northern North America. Ankylosaurus magniventris was the largest Ankylosaur which grew to 30 feet and 17000 pounds, and a body covered with this bony armor. A complete body osteoderm plate from an adult Ankylosaurus. The bone quality is excellent with excellent color and patina. This osteoderm has a high ridge on one side. There are some hydration cracks and crack fill. No restoration. Legally collected on private land in the Hell Creek Fm., Powder River Co., Montana. Authenticity guaranteed. An excellent collector's quality Ankylosaur osteoderm. A thick and heavy osteoderm.

DK23         SIZE: 6-1/2"  x  4-3/8"  (Height = 1-3/4" on high side)

Note - Adding 7 new Ankylosaur - Nodosaur fossils in August 2025.       Link to Ankylosaur fossils catalog.

An incredibly prepared, top quality Metacanthina issoumourensis trilobite. Preparation is German with all original colors and no restoration. Excellent compound eyes. A Middle Devonian (380 mya) trilobite from Oufaten, Atlas Mts., Morocco. A Museum Quality specimen. Exquisite preparation. Authenticity guaranteed.  

XM30        Size: 2-1/4" straightline  (1-1/8" wide) 

Adding 9 top quality Moroccan trilobites in November 2025.     Link to Moroccan trilobites.

An EXTRA LARGE, Top Quality Hexanchus griseus tooth from the Caldera Basin of Chile. A March Fossil of the Month. This is complete lower jaw tooth. Superb preservation and color. Thirteen very sharp and primary cusps. An excellent root - very unique & difficult to find! Near Perfect tooth tooth. Authenticity guaranteed. Museum Quality collector's tooth. Unfortunately there are no more teeth coming from this site. This is the largest complete / 100% natural Hexanchus tooth that I have!    Check out my new Blog - The Best of Chile - Shark Teeth   https://www.buriedtreasurefossils.com/blog/post/the-best-of-chile-fossil-shark-teeth/   

C401L  BoP         Size: 2-1/16"

Note - Adding 10 new Chilean Hexanchus teeth in March 2020 ->  Link to Hexanchus Teeth 

An Extra Large, Top Quality Chilean Hexanchus griseus tooth from the Caldera Basin of Chile. This is an extra large upper jaw parasymphyseal tooth with a single primary cusp. Excellent preservation and fantastic color. Perfect cusp. This tooth was found in the Bahia Inglesa Fm. and is late Miocene to early Pliocene age. A scarce collector's tooth. Authenticity guaranteed. Unfortunately there are no more teeth coming from this site. This rare piece is from an old collection!      

C413U          Size: 15/16" Height

Note - Adding 18 new Chilean Hexanchus teeth in February 2023 ->  Link to Hexanchus Teeth 

An Extra Large, Top Quality Chilean Hexanchus griseus tooth from the Caldera Basin of Chile. This is an extra large upper jaw parasymphyseal tooth with a single primary cusp. Excellent preservation and fantastic color. Perfect cusp. These tooth was found in the Bahia Inglesa Fm. and is late Miocene to early Pliocene age. A scarce collector's tooth. Authenticity guaranteed. Unfortunately there are no more teeth coming from this site. This rare piece is from an old collection!      

C412U          Size: 15/16" Height

Note - Adding 18 new Chilean Hexanchus teeth in February 2023 ->  Link to Hexanchus Teeth 

A Top Quality Chilean Hexanchus griseus tooth from the Caldera Basin of Chile. This is an upper jaw tooth with five primary cusps. Excellent preservation and fantastic color. Near perfect cusps. These tooth was found in the Bahia Inglesa Fm. and is late Miocene to early Pliocene age. A scarce collector's tooth. Authenticity guaranteed. Unfortunately there are no more teeth coming from this site. This rare piece is from an old collection!      

C410U          Size: 11/16" Width

Note - Adding 18 new Chilean Hexanchus teeth in February 2023 ->  Link to Hexanchus Teeth 

A Top Quality Chilean Hexanchus griseus tooth from the Caldera Basin of Chile. This is an upper jaw tooth with three primary cusps. Excellent preservation and fantastic color. Near perfect cusps. These tooth was found in the Bahia Inglesa Fm. and is late Miocene to early Pliocene age. A scarce collector's tooth. Authenticity guaranteed. Unfortunately there are no more teeth coming from this site. This rare piece is from an old collection!      

C409U          Size: 15/16" Height

Note - Adding 18 new Chilean Hexanchus teeth in February 2023 ->  Link to Hexanchus Teeth 

A Pathologic, Top Quality Chilean Hexanchus griseus tooth from the Caldera Basin of Chile. This is an upper jaw tooth with three primary cusps, but it should have had 5 cusps. Two cusp did not form. Excellent preservation and fantastic color. Perfect cusps. These tooth was found in the Bahia Inglesa Fm. and is late Miocene to early Pliocene age. A scarce collector's tooth. Authenticity guaranteed. Unfortunately there are no more teeth coming from this site. This rare piece is from an old collection!      

C408U          Size: 1"  Wide

Note - Adding 18 new Chilean Hexanchus teeth in February 2023 ->  Link to Hexanchus Teeth 

A Top Quality Chilean Hexanchus griseus tooth from the Caldera Basin of Chile. This is an upper jaw tooth with three primary cusps. Excellent preservation and fantastic color. Perfect cusps. These tooth was found in the Bahia Inglesa Fm. and is late Miocene to early Pliocene age. A scarce collector's tooth. Authenticity guaranteed. Unfortunately there are no more teeth coming from this site. This rare piece is from an old collection!      

C407U          Size: 15/16"  Height

Note - Adding 18 new Chilean Hexanchus teeth in February 2023 ->  Link to Hexanchus Teeth 

A Top Quality Chilean Hexanchus griseus tooth from the Caldera Basin of Chile. This is an upper jaw tooth with three primary cusps. Excellent preservation and fantastic color. Perfect cusps. These tooth was found in the Bahia Inglesa Fm. and is late Miocene to early Pliocene age. A scarce collector's tooth. Authenticity guaranteed. Unfortunately there are no more teeth coming from this site. This rare piece is from an old collection!      

C404U          Size: 1-1/16"  Height

Note - Adding 18 new Chilean Hexanchus teeth in February 2023 ->  Link to Hexanchus Teeth 

A Top Quality Chilean Hexanchus griseus tooth from the Caldera Basin of Chile. This is an upper jaw tooth with two primary cusps. Excellent preservation and fantastic color. Perfect cusps. These tooth was found in the Bahia Inglesa Fm. and is late Miocene to early Pliocene age. A scarce collector's tooth. Authenticity guaranteed. Unfortunately there are no more teeth coming from this site. This rare piece is from an old collection!      

C403U          Size: 1-1/16"  Height

Note - Adding 18 new Chilean Hexanchus teeth in February 2023 ->  Link to Hexanchus Teeth 

A Top Quality Chilean Hexanchus griseus tooth from the Caldera Basin of Chile. This is an upper jaw tooth with seven primary cusps. Excellent preservation and fantastic color. Perfect cusps. Note - there is a small patch at the base of the root. These tooth was found in the Bahia Inglesa Fm. and is late Miocene to early Pliocene age. A scarce collector's tooth. Authenticity guaranteed. Unfortunately there are no more teeth coming from this site. This rare piece is from an old collection!      

C401U          Size: 15/16"  Wide

Note - Adding 18 new Chilean Hexanchus teeth in February 2023 ->  Link to Hexanchus Teeth