Search results for: 'colorado fossil'

An EXTRA LARGE, rare Top Quality Diplodocus rooted tooth, a late Jurassic sauropod tooth from the Mossison Fm. A January Fossil of the Month. Diplodocus had peg shaped teeth to strip leaves. A rare rooted tooth. The enamel is high quality. Great black color. Excellent enamel articulation. Root cracks are stabilied. No repair or restoration. Legally collected on private land in the Morrison Fm., Dana Quarry, Wyoming. Authenticity guaranteed. A rare collector's tooth. Note - a Riker display frame is included.

DL14         SIZE: 1-13/16"   

Note - Adding 9 Jurassic teeth & bones in January 2024    Link to Sauropod teeth

A Top Quality, Rare Pachychephalosaurus wyomingensis head spike 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 Pachy skull. This juvenile Pachy skull spike has excellent color and patina. Note the large blood grooves in the bone. It is a complete skull spike specimen. Note - the very tip was professionally restored. Legally collected on private land in the Hell Creek Fm., Powder River Co., Montana. An excellent collector's quality Pachychephalosaurus node. You don't see these skull pieces very often. Authenticity guaranteed.

DP36       SIZE: 7/8"  (1/2" wide)   

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

A Top Quality, Rare Pachychephalosaurus wyomingensis spike from the late Cretaceous of northern North America. A complete node with good articulation. 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 Pachy skull. This spike has excellent color / patina. It is a complete specimen with no cracks or breaks. Legally collected on private land in the Hell Creek Fm., Powder River Co., Montana. An excellent collector's quality Pachychephalosaurus node. You don't see these skull pieces very often. No repair or restoration. Authenticity guaranteed.

DP34       SIZE: 1-3/16" Height   (Base: 1-1/8" x 7/8") 

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

A Top Quality, Rare Pachychephalosaurus wyomingensis spike from the late Cretaceous of northern North America. A complete node with good articulation. 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 Pachy skull. This spike has excellent color / patina. It is a complete specimen with no cracks or breaks. Legally collected on private land in the Hell Creek Fm., Powder River Co., Montana. An excellent collector's quality Pachychephalosaurus spike. You don't see these skull pieces very often. No repair or restoration. Authenticity guaranteed.

DP32       SIZE: 1-3/8" Height   (Base: 1-1/8" x 15/16") 

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

A LARGE Top Quality, Rare Pachychephalosaurus wyomingensis spike from the late Cretaceous of northern North America. Excellent articulation. This is a large neck spike with deep blood grooves. 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 spike has excellent color / patina. It is a complete specimen with no cracks or breaks. Legally collected on private land in the Hell Creek Fm., Powder River Co., Montana. An excellent collector's quality Pachychephalosaurus spike. You don't see these skull pieces very often. No repair or restoration. Authenticity guaranteed. My largest Pachy  neck spike.

DP39       SIZE: 2-5/16"   (1-1/16" W) 

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

A Top Quality Ankylosaurid ungual from the late Cretaceous of northern North America. Ankylosaurids had their body covered with this bony armor. This is a ungual (hood core) from a juvenile Ankylosaurid . The bone is excellent quality with excellent color and patina. No cracks or restoration. Legally collected on private land in the Horseshoe Canyou Fm., Alberta, Canada. Authenticity guaranteed. A collector's quality Ankylosaur ungual. Disposition number 000028-0000029.

DK20c         SIZE: 1-7/8"  x  1-5/8" 

Note - Adding 17 Canadian bones & teeth in April 2025.    Link to Canadian Dinosaur fossils catalog

An EXRA LARGE, Top Quality adult Camarasaurus tooth, a late Jurassic sauropod. A May Fossil of the Month. Camarasaurus had robust spoon shaped teeth to tear tough vegetation. The enamel is high quality. Great rich dark brown color. Excellent enamel articulation. No repair or restoration. Legally collected on private land in the Morrison Fm., Bone Cabin Quarry, Como Bluff, Wyoming. Authenticity guaranteed. A rare collector's tooth. Note - a Riker frame display is included.

DL16         SIZE: 2-1/8"   (1" wide)

Note - Adding 6 Jurassic sauropod teeth in May 2022    Link to Sauropod teeth

A rare Top Quality Struthiomimus altus tail (caudal) vertebra from the late Cretaceous of North America. Struthiomimus is a long legged, bipedal, toothless dinosaur found in the Hell Creek formation. The Struthiomimus means "ostrich mimic" which best describes this species. Excellent bone quality and color. The vertebra is complete with processes missing. Excellent bone preservation. No repair or restoration. Legally collected on private land in the Hell Creek Fm., Garfield Co., Montana. An excellent collector's quality Struthiomimus vertebra.  Authenticity guaranteed. My best Struthiomimus  tail vertebra. Essentially complete - rare.

DS10        SIZE: 3-5/16" (length) x 1-3/8" (height)  

Note - Adding 16 Struthiomimus bones & claws in August 2024.    Link to Struthiomimus fossils catalog

A rare GEM Quality Struthiomimus altus foot (pes) claw from the late Cretaceous of North America. An infant Struthiomimus  claw. Struthiomimus is a long legged, bipedal, toothless dinosaur found in the Hell Creek formation. The Struthiomimus means "ostrich mimic" which best describes this species. Exceptional bone quality and color. The claw is complete with no damage. Excellent bone preservation. No repair or restoration. Legally collected on private land in the Hell Creek Fm., Powder River Co., Montana. An excellent collector's quality Struthiomimus pes claw bone.  Authenticity guaranteed. A special baby claw.

DS15       SIZE: 3/4"   (1/4" wide)

Note - Adding 16 Struthiomimus bones & claws in August 2024.    Link to Struthiomimus fossils catalog

A very rare Top Quality Struthiomimus altus hand (manus) bone from the late Cretaceous of North America. Struthiomimus is a long legged, bipedal, toothless dinosaur found in the Hell Creek formation. The Struthiomimus means "ostrich mimic" which best describes this species. Excellent bone quality and color. The claw is complete with no damage. Excellent bone preservation. No repair or restoration. Legally collected on private land in the Hell Creek Fm., Powder River Co., Montana. An excellent collector's quality Struthiomimus manus bone.  Authenticity guaranteed. You rarely see Struthiomimus manus bones. This is a good one!

DS17       SIZE: 1-13/16"   (9/16" wide)

Note - Adding 16 Struthiomimus bones & claws in August 2024.    Link to Struthiomimus fossils catalog

A rare Top Quality Struthiomimus altus foot (pes) claw from the late Cretaceous of North America. A juvenile Struthiomimus  foot claw. Struthiomimus is a long legged, bipedal, toothless dinosaur found in the Hell Creek formation. The Struthiomimus means "ostrich mimic" which best describes this species. Excellent bone quality and color. Excellent bone preservation. Tip  is repaired which is common. Legally collected on private land in the Hell Creek Fm., Garfield Co., Montana. An excellent collector's quality Struthiomimus pes claw bone.  Authenticity guaranteed. Specimen comes with a Riker display case.

DS14       SIZE: 1-15/16"   (Proximal end: 3/4" height x 9/16" wide)

Note - Adding 5 Struthiomimus  claws in November 2025.    Link to Struthiomimus fossils catalog

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