Search results for: 'world guid tree age'

A rare, Top Quality Ankylosaurus magniventris tooth from the late Cretaceous of North America.  Ankylosaurus magniventris was the largest Ankylosaur which grew to 30 feet and 17000 pounds. Note - These incredibly sized dinosaurs had small teeth. The enamel is very good quality with excellent color / patina. The crown has little wear. No cracks or restoration. Legally collected on private land in the Hell Creek Fm., Carter Co., Montana. Authenticity guaranteed. An excellent collector's quality Ankylosaur tooth. Note - tooth comes with the gem case pictured.

DK08      SIZE: 3/8"    (1/4" wide)

Note - Adding 16 new Ankylosaur / Nodosaur fossils in January 2023.       Link to Ankylosaur fossils catalog.

An Extra Large, Top Quality Denversaurus schlessmani  tooth from the late Cretaceous of North America. Denversaurus schlessmani was the large Nodosaur which grew to 20 feet and 6000 pounds. The enamel is very good quality with excellent color and patina. Crown has some feeding wear. No cracks or restoration. Legally collected on private land in the Hell Creek Fm., Carter Co., Montana. Authenticity guaranteed. An excellent collector quality large Denversaurus tooth. Note - tooth comes with the gem case pictured.

DK02        SIZE: 1/2"   (1/2" W)

Note - Adding 15 new Ankylosaur / Nodosaur fossils in December 2020.       Link to Ankylosaur fossils catalog.

An Ultra Rare, Hexanchus griseus symphyseal tooth from the Caldera Basin of Chile. This is complete lower jaw symphyseal tooth. A rare male shark. Superb preservation and color. Nine plus very sharp and one primary cusp surrounded by many small pathologic cusps. An excellent complete root. Authenticity guaranteed. Museum Quality collector's tooth. Unfortunately there are no more teeth coming from this site. This is a piece from an old collection.

C402L          Size: 13/16" W  (13/16" H)

Note - Adding 22 new Chilean Hexanchus teeth in May 2021 ->  Link to Hexanchus Teeth 

A Top Quality Chilean Hexanchus griseus tooth from the Caldera Basin of Chile. This is an upper jaw parasymphyseal tooth with a single primary cusp. Excellent preservation and fantastic color. A Blue site tooth. Perfect cusp. 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!      

C411U          Size: 7/16"  W  (13/16" H)

Note - Adding 22 new Chilean Hexanchus teeth in May 2021 ->  Link to Hexanchus Teeth 

A Top Quality Chilean Hexanchus griseus tooth from the Caldera Basin of Chile. This is an upper jaw lateral tooth with four cusps. Excellent preservation and fantastic color. A Blue site tooth. Perfect cusps. 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!      

C406U          Size: 13/16"  W  

Note - Adding 22 new Chilean Hexanchus teeth in May 2021 ->  Link to Hexanchus Teeth 

A Top Quality Chilean Hexanchus griseus tooth from the Caldera Basin of Chile. This is an upper jaw lateral tooth with five cusps. Excellent preservation and fantastic color. A Blue site tooth. Perfect cusps. 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!      

C405U          Size: 13/16"  W  

Note - Adding 22 new Chilean Hexanchus teeth in May 2021 ->  Link to Hexanchus Teeth 

An Extra Large,  Top Quality Chilean Hexanchus griseus tooth from the Caldera Basin of Chile. This is a big upper jaw lateral tooth with four cusps. Excellent preservation and fantastic color. A Blue site tooth. Perfect cusps. 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!      

C402U          Size: 15/16"  W  

Note - Adding 22 new Chilean Hexanchus teeth in May 2021 ->  Link to Hexanchus Teeth 

A LARGE, TOP QUALITY Rhenocynproetus sp. trilobite from Morocco. The preparation is German with all original colors and no restoration. Exceptional completeness and preservation. Rhenocynproetus  was a blind trilobite. A rarer species!  A Lower Devonian (Emsian age - 400 mya) trilobite from the Alnif area, Atlas Mts., Morocco. Top quality specimen. Authenticity guaranteed.

XM20         Size: 1"

Note - Posted 16 Moroccan trilobites in May 2024  -->  Link to Moroccan Trilobites

Two Knightia fish from the Split Fish layer, Green River Fm., Lincoln Co. Wyoming. The Knightia eocaena is a Herring-like fish from the Eocene age (50 MYA).  Good preservation and preparation. No repair or restoration. All natural. Authenticity guaranteed. An excellent display piece!  

X464f         SIZE: 2-7/8"       

Note - Adding 31 Green River Fm. Fossil fish in November 2024 --> Link to Fossil Fish

A Knightia fish from the 18 Inch layer, Green River Fm., Lincoln Co. Wyoming. The Knightia eocaena is a Herring-like fish from the Eocene age (50 MYA).  Good preservation and preparation. No repair or restoration. All natural. Authenticity guaranteed. An excellent display piece!  

X464e         SIZE: 2-7/8"       

Note - Adding 31 Green River Fm. Fossil fish in November 2024 --> Link to Fossil Fish

A Knightia fish from the Split-fish layer, Green River Fm., Lincoln Co. Wyoming. The Knightia eocaena is a Herring-like fish from the Eocene age (50 MYA).  Good preservation and preparation. No repair or restoration. All natural. Authenticity guaranteed. An excellent display piece!  

X464e         SIZE: 3-3/8"       

Note - Adding 31 Green River Fm. Fossil fish in November 2024 --> Link to Fossil Fish

A Knightia fish from the Split-fish layer, Green River Fm., Lincoln Co. Wyoming. The Knightia eocaena is a Herring-like fish from the Eocene age (50 MYA).  Good preservation and preparation. No repair or restoration. All natural. Authenticity guaranteed. An excellent display piece!  

X464c         SIZE: 3-1/8"       

Note - Adding 31 Green River Fm. Fossil fish in November 2024 --> Link to Fossil Fish