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

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 Edmontonia rugosidens tooth from the late Cretaceous of northern North America. Edmontonia rugosidens was a large Nodosaur which grew to 20 feet and 6000 pounds. The enamel is very good quality with excellent color / patina. Some natural wear. No cracks or restoration. ~76 MYA. Legally collected on private land in the Judith River Fm., Wheatfield Co., Montana. Authenticity guaranteed. A collector's quality Nodosaur tooth. Note - tooth comes with the gem case pictured.

DK13       SIZE: 9/16"  (7/16" Wide)   

Note - Adding 14 new Ankylosaur - Nodosaur fossils in December 2021.       Link to Ankylosaur fossils catalog.

A Top Quality Pachychephalosaurus wyomingensis pes ungual (foot claw) from the late Cretaceous of northern North America. Pachychephalosaurus is the dinosaur which is famous for its large domed head surrounded by spikes. This ungual has excellent color and patina. Complete specimen with a very small amount of tip wear. An exceptional pes ungual. Note - this ungual has a strong Pachy twist (see Pachy ungual differentiation discussion below). No repair or restoration. An ultra rare Pachy pes ungual! Legally collected on private land in the Hell Creek Fm., Powder River Co., Montana. An exceptional collector's quality Pachychephalosaurus claw. Museum quality. Note - this claw comes with a Riker type frame. Authenticity guaranteed.

DP24       SIZE: 1-7/16"   

Note - Adding 4 new Pachy unguals in July 2018.       Link to Pachy fossils catalog

A GEM  Pachychephalosaurus wyomingensis pes ungual (foot claw) from the late Cretaceous of northern North America. Pachychephalosaurus is the dinosaur which is famous for its large domed head surrounded by spikes. This ungual has excellent color and patina. Complete specimen. An exceptional pes ungual. Note - this ungual has a strong Pachy twist (see Pachy ungual differentiation discussion below). No repair or restoration. An ultra rare Pachy pes ungual! Legally collected on private land in the Hell Creek Fm., Powder River Co., Montana. An exceptional collector's quality Pachychephalosaurus claw. Museum quality. Note - claw comes with a Riker type frame. Authenticity guaranteed. You do not see these top quality claws any more...

DP23       SIZE: 1-5/8"   

Note - Adding 4 new Pachy unguals in July 2018.       Link to Pachy fossils catalog

Excellent text and fantastic photographs of Megs and other shark teeth. It is a must have for any serious Meg or shark tooth collector. Includes 17 pages of full color photos (exceptional specimens) and lots of B&W photos throughout. An exceptional "coffee table" book with amazing collection pieces to share with friends and guests.

BB03            SIZE: 8-1/2" x 11" 

A Top Quality Pachychephalosaurus wyomingensis pes ungual (foot claw) from the late Cretaceous of northern North America. Pachychephalosaurus is the dinosaur which is famous for its large domed head surrounded by spikes. This ungual has excellent color and patina. Complete and well preserved with slight tip wear. Overall an excellent pes ungual. Note - this ungual has the Pachy twist (see Pachy ungual differentiation discussion below). No repair or restoration. An ultra rare Pachy pes ungual! Legally collected on private land in the Hell Creek Fm., Powder River Co., Montana. No repair or restoration. An exceptional collector's quality Pachychephalosaurus claw. Museum quality. Note - claw comes with a Riker type frame. Authenticity guaranteed.

DP22       SIZE: 1-1/2"   

Note - Adding 13 new Pachy spikes, claws, and teeth in April 2023.   Link to Pachy fossils catalog

A LARGE, Top Quality Pachychephalosaurus wyomingensis pes ungual (foot claw) from the late Cretaceous of northern North America. An April Fossil of the Month. Pachychephalosaurus is the dinosaur which is famous for its large domed head surrounded by spikes. This ungual has exceptional color and patina. Overall an excellect pes ungual. Note - this ungual exbibits the "Pachy twist " (see Pachy ungual differentiation discussion below). No repair or restoration. An ultra rare Pachy pes ungual! Legally collected on private land in the Hell Creek Fm., Powder River Co., Montana. An exceptional collector's quality Pachychephalosaurus ungual. Museum quality. My largest Pachy claw. Note - claw comes with a Riker type frame. Authenticity guaranteed. Authenticity guaranteed.

DP21       SIZE: 2"   

Note - Adding 6 new Pachy spikes, claws, and teeth in February  2025.    Link to Pachy fossils catalog

A LARGE Ultra Rare, Top Quality Pachychephalosaurus wyomingensis premaxillary tooth from the late Cretaceous of northern North America.  This tooth is often referred to as the Pachy "Fang". There are posterior serrations present on this tooth. There is also a small wear facet on the tip (quite common). Pachychephalosaurus is the dinosaur which is famous for its large domed head surrounded by spikes. The enamel is excellent quality with great color and patina. No cracks or restoration. An ultra rare Pachy premax tooth!  Legally collected on private land in the Hell Creek Fm., Powder River Co., Montana. An excellent collector's quality Pachychephalosaurus premaxillary tooth. Note - tooth comes with the gem case pictured. Authenticity guaranteed. A fantastic Pachy premaxillary tooth!

DP02       SIZE: 1/2"    

Note - Adding 6 new Pachy spikes / teeth in February 2025.   Link to Pachy fossils catalog

An ultra rare, 5-3/4" Top Quality Red Site Carcharocles megalodon from the Meherrin River, North Carolina. The "Jaguar" Megalodon tooth. A May Fossil of the Month. This Meg is a BIG upper jaw anterior tooth from the Meherrin River copper-red site. NC001 has an incredible black and copper-red colored crown. Fantastic color! The enamel is the highest quality. The serrations are extra large and essentially complete with a big tip serration. Incredible serrations for a BIG Megalodon tooth. Bourlette is extra large, dark brown and 98% complete.The root is complete with very small hydration cracks. Definitely a Miocene Meg with serration bumps at base and groove on the root end sides. Note - there is a small area of restoration with the enamel of the non-display side in the center just above the root. Note - you rarely see a copper-red colored Megalodon tooth that has a top quality crown and serrations and a complete root - a top 1% tooth from this site!  An old collection piece from the rarest location to find a large, top quality Megalodon tooth - rarer than Chile, Peru, Bone Valley, etc. You may not see another large, top quality Meherrin River Meg for quite some time! Museum Quality. Incredible color! Authenticity guaranteed.  A special BIG Meg!     

NC001 BoP3        SIZE: 5-3/4"    

Adding 10 NC Copper-Red Megalodon teeth in May 2020.  Link to NC Red Megalodon teeth.

An EXTRA LARGE Ultra Rare, Top Quality Pachychephalosaurus wyomingensis premaxillary tooth from the late Cretaceous of northern North America. A February Fossil of the month. This tooth is often referred to as the Pachy "Fang". There are posterior serrations present on this tooth. There is also a small wear facet on the tooth (quite common). Pachychephalosaurus is the dinosaur which is famous for its large domed head surrounded by spikes. The enamel is excellent quality with great color and patina. No cracks or restoration. An ultra rare Pachy premax tooth!  Legally collected on private land in the Hell Creek Fm., Powder River Co., Montana. An excellent collector's quality Pachychephalosaurus premaxillary tooth. Note - tooth comes with the gem case pictured. Authenticity guaranteed. My largest Pachy premaxillary tooth!

DP01       SIZE: 5/8"    

Note - Adding 6 new Pachy spikes / teeth in February 2025..   Link to Pachy fossils catalog

An ultra rare, TOP QUALITY Megalodon - upper jaw anterior tooth from West Java, Indonesia - new site.  A May Fossil of the Month. This Megalodon has an excellent brown colored crown with mottled brown color shades and an excellent gold & brown colored bourlette. Highest quality enamel. Fantastic color! The bourlette is extra large and 85% complete. The serrations are razor sharp with an excellent tip serration. Excellent serrations for a BIG Meg tooth. The root on the display side is excellent and on the reverse side it is some pitting which is all to common for these Megs. Miocene Age. No repair or restoration. Authenticity Guaranteed. A rare BIG Indonesian Meg tooth. Note - The mottled brown colors is a typical pattern for these brown West Java Meg teeth. You Will Not See Many BIG West Java Megs With Complete Roots!

IN01 BoP       Size: 5-3/8"  

Note - Adding 10+ Indonesian Megalodon Teeth in May 2020. -> Link To Indonesian Megs

An ultra rare, TOP QUALITY Megalodon - upper jaw anterior tooth from West Java, Indonesia - new site.  A June Fossil of the Month. This Megalodon has an excellent red-brown colored crown and an incredible orange colored bourlette. Highest quality enamel. Fantastic color! The bourlette is huge and 100% complete. The serrations are razor sharp and 100% complete with an excellent tip serration. Exceptional serrations for a BIG Meg tooth. The root on the display side is excellent and on the reverse side it is some shallow pitting which is all to common for these Megs. Miocene Age. No repair or restoration. Authenticity Guaranteed. A rare BIG Indonesian Meg tooth. Note - The red-brown color is another color available with the West Java Meg teeth. Note - You see very few BIG West Java Megs with complete roots. A very special Meg tooth!

IN21  BoP      Size: 5-1/2"  

Note - Adding 12 Indonesian Megalodon Teeth in June 2020. -> Link To Indonesian Megs