Search results for: 'bone evolution paleob à first revêtue'

An ultra rare, Top Quality upper jaw Hexanchus tooth - the Sixgill Cow shark, from the Lee Creek mine, Aurora, No. Carolina. This tooth has a rich tan crown with a tan root. Five main cusps (two have a small nick). Incredible color and preservation. These are Miocene age, Pungo River Formation teeth. A Perfect tooth. A fantastic collector's tooth. Authenticity guaranteed. Complete Lee Creek Hexanchus teeth are rarely found, and this is the first time that I can offer them!

LC645         Size: 15/16"

Note - Adding 39 Lee Creek Cow Shark teeth in February 2023        Link to Lee Creek Cow shark teeth.

An ultra rare, Top Quality upper jaw Hexanchus tooth - the Sixgill Cow shark, from the Lee Creek mine, Aurora, No. Carolina. This tooth has a rich blue & tan crown with a tan root. Three main cusps (one has a small nick). Incredible color and preservation. These are Miocene age, Pungo River Formation teeth. A near Perfect tooth. A fantastic collector's tooth. Authenticity guaranteed. Complete Lee Creek Hexanchus teeth are rarely found, and this is the first time that I can offer them!

LC644         Size: 1"+

Note - Adding 39 Lee Creek Cow Shark teeth in February 2023        Link to Lee Creek Cow shark teeth.

A Top Quality, Rare Pachychephalosaurus wyomingensis node cluster from the late Cretaceous of northern North America. An August Fossil of the Month. Pachychephalosaurus is the dinosaur which is famous for its large domed head surrounded by these spikes and nodes (2+ nodes). This spike has excellent color / patina with exceptional surface articulation. The blood grooves are still present in the bone. It is a complete specimen with no cracks or breaks. This is a node cluster with a large node surrounded by a group of small nodes. Note -  the excellent articulated skull surface on the base of the node. Legally collected on private land in the Hell Creek Fm., Powder River Co., Montana. An excellent and very rare collector's quality Pachychephalosaurus node cluster. You don't see these skull pieces very often. No repair or restoration. Authenticity guaranteed. A very special piece - my best cluster!

DP33  BoP     SIZE: 2" H  (Base: 1-7/8"  x  1-3/8")

Note - Adding 6 new Pachy spikes / nodes in August 2020.       Link to Pachy fossils catalog

A Top Quality, Ultra Rare Pachychephalosaurus wyomingensis node cluster from the late Cretaceous of northern North America. Pachychephalosaurus is the dinosaur which is famous for its large domed head surrounded by these spikes and nodes. These spikes and nodes were part of the skull. This is a node cluster with a large node surrounded by a group of smaller nodes. This node cluster has excellent color / patina with exceptional surface articulation. The blood grooves are still present in the bone. It is a complete specimen with no cracks or breaks. Note - the excellent articulated skull surface on the base of the node. Legally collected on private land in the Hell Creek Fm., Powder River Co., Montana. An excellent and very rare collector's quality Pachychephalosaurus node cluster. You don't see these skull pieces very often. No repair or restoration. Authenticity guaranteed. A very special piece.

DP33       SIZE: 1" H  (Base: 1-1/2"  x  1-1/8")

Note - Adding 10 new Pachy spikes / nodes in June 2021.       Link to Pachy fossils catalog

A well preserved, ultra rare Scyphocrinites elegans crinoid holdfast from Morocco. The Scyphocrinites crinoids were floating crinoids and their holdfast was actually an air bladder that supported multiple stems and calyx. This holdfast is bulbous with a great amount of detail. These crinoids make fantastic display pieces. An excellent rare holdfast specimen. First time that I have seen this holdfast! Very rare. Authenticity guaranteed.  Weighs 3.3 lbs - discounted international shipping charge. 

M2059          SIZE: 4" x 3-1/2" x 4"

Name: Scyphocrinites elegans        Age: Upper Silurian (420 MMYA)        Location: Djebel Issoumour, Alnif, Morocco

Note - International customers will have discounted shipping. Please inquire.

An ultra rare, Top Quality upper jaw Hexanchus tooth - the Sixgill Cow shark, from the Lee Creek mine, Aurora, No. Carolina. This tooth has a rich blue & tan crown with a tan root. Two main cusps (complete). Incredible color and preservation. These are Miocene age, Pungo River Formation teeth. A near Perfect tooth. A fantastic collector's tooth. Authenticity guaranteed. Complete Lee Creek Hexanchus teeth are rarely found, and this is the first time that I can offer them!

LC642         Size: 1-3/16"

Note - Adding 39 Lee Creek Cow Shark teeth in February 2023        Link to Lee Creek Cow shark teeth.

An ultra rare, Top Quality upper jaw Hexanchus tooth - the Sixgill Cow shark, from the Lee Creek mine, Aurora, No. Carolina. This tooth has a rich blue & tan crown with a tan root. Fivemain cusps (complete). Incredible color and preservation. These are Miocene age, Pungo River Formation teeth. A Perfect tooth. A fantastic collector's tooth. Authenticity guaranteed. Complete Lee Creek Hexanchus teeth are rarely found, and this is the first time that I can offer them!

LC641         Size: 1"

Note - Adding 39 Lee Creek Cow Shark teeth in February 2023        Link to Lee Creek Cow shark teeth.

An ultra rare, Top Quality upper jaw Hexanchus tooth - the Sixgill Cow shark, from the Lee Creek mine, Aurora, No. Carolina. This tooth has a rich tan crown with a tan root. Three main cusps (complete). Incredible color and preservation. These are Miocene age, Pungo River Formation teeth. A Perfect tooth. A fantastic collector's tooth. Authenticity guaranteed. Complete Lee Creek Hexanchus teeth are rarely found, and this is the first time that I can offer them!

LC640         Size: 1-3/16"

Note - Adding 39 Lee Creek Cow Shark teeth in February 2023        Link to Lee Creek Cow shark teeth.

An ultra rare, Top Quality upper jaw parasymphyseal  Hexanchus tooth - the Sixgill Cow shark, from the Lee Creek mine, Aurora, No. Carolina. This tooth has a rich blue & tan crown with a tan root. One main cusp (complete). Incredible color and preservation. These are Miocene age, Pungo River Formation teeth. A Perfect tooth. A fantastic collector's tooth. Authenticity guaranteed. Complete Lee Creek Hexanchus teeth are rarely found, and this is the first time that I can offer them!

LC639         Size: 13/16"

Note - Adding 39 Lee Creek Cow Shark teeth in February 2023        Link to Lee Creek Cow shark teeth.

An ultra rare, Top Quality lower jaw lateral Hexanchus tooth - the Sixgill Cow shark, from the Lee Creek mine, Aurora, No. Carolina. This tooth has a rich blue & tan crown with a tan root. Eleven main cusps (all complete). Incredible color and preservation. These are Pliocene age, Yorktown Formation teeth. A Perfect tooth. A fantastic collector's tooth. Authenticity guaranteed. Complete Lee Creek Hexanchus teeth are rarely found, and this is the first time that I can offer them!

LC636         Size: 1-1/2"

Note - Adding 39 Lee Creek Cow Shark teeth in February 2023        Link to Lee Creek Cow shark teeth.

An EXTRA LARGE, Pathologic Top Quality Hexanchus griseus tooth from the Caldera Basin of Chile. This is complete lower jaw tooth from a large shark. Superb preservation and color. Nine primary cusps with a strangely shaped first cusp. An excellent root which is very unique & extremely difficult to find! Note - there is a hair light crack. A near Perfect rare collector's tooth. Authenticity guaranteed. Unfortunately there are no more teeth coming from this site. This rare piece is from an old collection.     

C404L          Size: 1-13/16"

Note - Adding 18 new Chilean Hexanchus teeth in February 2024 ->  Link to Hexanchus Teeth 

A Top Quality Edmontosaurus annectens lower jaw section from the late Cretaceous of North America. An August Fossil of the Month. Edmontosaurus is a very large hadrosaur or "duck-bill" dinosaur found in the Hell Creek formation. They possessed ~300 teeth that were in columns of five teeth each which acted as conveyor belt to maintain a large chewing surface to cut and grind their food. This specimen is a large section of the lower jaw showing at least 20 teeth still in place. Bone quality is excellent with no cracks. No restoration. Legally collected on private land in the Hell Creek Fm., Powder River Co., Montana. A exceptional specimen from one of my favorite localities. An exceptional collector's quality Edmontosaurus jaw section.  Authenticity guaranteed.

DH31 BoP       SIZE: 4-1/4" x 2-5/8"    

Note - Adding 6 Edmontosaurus jaw sections in August 2020.       Link to Edmontosaurus fossils catalog