Authentic Dinosaur Bones

An EXTRA LARGE, High Quality Denversaurus schlessmani osteoderm (bony armor plate) from the late Cretaceous of northern North America. An August Fossil of the Month. Denversaurus schlessmani was the Nodosaur which grew to 20 feet and 6000 pounds, and a body covered with this heavy bony armor. Nodosaur armor plates are thicker than the Ankylosaur plates. A complete body osteoderm plate from an adult Denversaurus. The bone is excellent quality with excellent color / patina. No cracks or restoration. Legally collected on private land in the Lance Creek Fm., Niobrara Co., Wyoming. Authenticity guaranteed. A collector's quality Nodosaur osteoderm. I do not see large ostederms very often.

DK21         SIZE: 5-1/2"  x  4-1/2" 

Note - Adding 10 new Ankylosaur - Nodosaur fossils in Auugust 2021.       Link to Ankylosaur fossils catalog.

A Top Quality Edmontosaurus annectens metatarsal bone from the late Cretaceous of North America. Edmontosaurus is a very large hadrosaur or "duck-bill" dinosaur found in the Hell Creek formation. The metarsals were the largest toe bones. This bone is metatarsal II from toe 2 from the left foot.  Bone quality is excellent. Minor crack fill. No restoration. Legally collected on private land in the Hell Creek Fm., Powder River Co., Montana. An excellent collector's quality Edmontosaurus metatarsal  bone. Authenticity guaranteed. Note - specimen weighs 3.5 lbs and will require supplemental postage for international order.

DH48        SIZE: 10-1/8" length x  6" wide  

Note - Adding 21 Edmontosaurus bones in May 2025.       Link to Edmontosaurus fossils catalog

An EXTRA LARGE, Top Quality Struthiomimus altus toe bone from the late Cretaceous of North America. An August Fossil of the Month. 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. This toe bone is complete with 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 toe bone.  Authenticity guaranteed.  My largest Struthiomimus toe bone and this one is perfect!.

DS02        SIZE: 4-5/8" (length) x 1-9/16" (wide)  

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

A Top Quality Machaeroprosopus (phytosaur) vertebra. Machaeroprosopus is an extinct genus of mystriosuchin leptosuchomorph phytosaur from the Late Triassic of the southwestern United States. The genus was previously refered to as Pseudopalatus. The vertebra bone quality is excellent with great color and patina. Minor crack fill. No restoration. A complete vertebra legally collected on private land in the Bull Canyon Formation, Quay Co., New Mexico. Authenticity guaranteed. A fantastic collector's quality phytosaur vertebra. This specimen comes complete with a custom steel diplay stand as shown.  Note - this specimen weighs 1.5 pounds and an international shipping supplement is required.

PHYT1        SIZE: 5-3/4" high x 5-1/2" wide x 1-5/8' length" (Height on stand = 7.5")

A Top Quality, Triceratops horridus toe bone (metatarsal) from the late Cretaceous of northern North America. Triceratops was a large ceratopsian dinosaur found in the Hell Creek formation which is known for three horns and the large frill protecting its neck. This is a great toe bone with excellent detail preserved and good color / patina. This is the metatarsal IV bone. You can see the "mushroom" appearance of proximal ends which is a characteristic of Triceratops and distinguishes it from a Hadrosaur toe bone. Triceratops bones are more difficult to find. There is is a small amount of restoration on the lower condyle and normal crack fill. Legally collected on private land in Garfield Co., Montana. Authenticity guaranteed. This is a heavy bone (2.75 lbs shipping weight). An international shipping supplement may apply.  

DC34         SIZE: 7-1/4" long   Ends: 4-3/8" wide &  3-1/2" wide

Note - Adding 14 new Triceratops bones in November 2024.       Link to Triceratops fossils catalog

A 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 is excellent quality with excellent color and patina. Typical hydrations cracks only. No restoration. Legally collected on private land in the Hell Creek Fm., Garfield Co., Montana. Authenticity guaranteed. A fantastic collector's quality Ankylosaur osteoderm. 

DK25         SIZE: 4-1/2"  x  4-1/2"

Note - Adding 9 new Ankylosaur - Nodosaur fossils in June 2024.       Link to Ankylosaur 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 node. You don't see these skull pieces very often. No repair or restoration. Authenticity guaranteed.

DP38       SIZE: 1-3/16"   (1-1/8" W) 

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

A rare Top Quality Struthiomimus altus foot (pes) claw from the late Cretaceous of North America. An adult 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. 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., Garfield Co., Montana. An excellent collector's quality Struthiomimus pes claw bone.  Authenticity guaranteed. A nice golden color!

DS12       SIZE: 2-1/8""   (13/16" wide)

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

An EXTRA LARGE, Top Quality Struthiomimus altus upper toe bone or metatarsal (from toe III - metatarsal - the arctometatarsal) 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. This is metatarsal III which is an arctometatarsals, a shaped wedged metatarsal that strengthened the foot and improved agility. Arctometatarsals are present in Tyrannosaurs, Ornithomimimids and a few other dinosaur species. Excellent bone quality and color. This metatarsal bone is nearly complete. 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 metatarsal bone.  Authenticity guaranteed. 

DS01        SIZE: 7-1/2" (length) x 2" (wide)  

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