Authentic Dinosaur Bones

A LARGE, High Quality Ankylosaurus osteoderm (bony armor plate) from the late Cretaceous of northern North America. Ankylosaurus and Denversaurus, a Nodosaur, were the two Ankylosaurs present in the Hell Creek and Lance Creek Formations.  A complete body osteoderm plate from an adult Ankylosaurus. 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 Ankylosaurus osteoderm. I do not see large ostederms very often.

DK26         SIZE: 5"  x  4-1/2"  x 5/8"

Note - Adding 7 new Ankylosaurus - Nodosaur osteoderms in August 2025.       Link to Ankylosaur fossils catalog.

A rare Top Quality Struthiomimus altus foot (pes) claw from the late Cretaceous of North America. A large 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. One crack. No 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. Specimen comes with a Riker display case.

DS13       SIZE: 2-1/4"   (Proximal end: 15/16" height x 3/4" wide)

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

A rare, Quality Anzu wyliei toe bone (digit 1 - the large digit) from the Hell Creek Fm. of Montana. Anzu is referred to as the "Chicken from Hell". An excellent toe bone. Excellent brown color and patina. This specimen has excellent perservation. A complete specimen with minor natural crushing on one side. A quality, collector's toe bone from the Hell Creek of Montana. Note - 2014 Anzu wyliei description paper attached below. Legally collected on private land in the Hell Creek Fm., Carter Co., Montana. Authenticity guaranteed. Anzu toe bones are hard to find.

DA16       Size: 3-1/16"  ;  Ends:  1-1/2" & 1-7/8

Note - Adding 7 Anzu wyliei bones & claws in September 2023.   Link to Anzu wyliei claws.

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 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,  High Quality Edmontosaurus annectens toe bone from the late Cretaceous of North America. Edmontosaurus is a very large hadrosaur or "duck-bill" dinosaur found in the Hell Creek formation. This bone is phalanx ! from toe II, the largest phalanx bone.  Bone quality is good. Some crack fill. Legally collected on private land in the Hell Creek Fm., Harding Co., So. Dakota. An excellent collector's quality Edmontosaurus carpal bone.  Authenticity guaranteed. This is a massive toe bone. Larger than a T. rex toe bone Note - specimen weighs 3.5 lbs and will require supplemental postage for international order.

DH50        SIZE: 5-1/4" length x  6-3/4" wide  

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

A very rare, Top Quality Anchiceratops ornatus epoccipital (frill ornament) from the late Cretaceous of northern North America. Anchiceratops was a large ceratopsian dinosaur found in the Horseshoe Canyon formation which has three horns and a large frill protecting its neck. This epoccipital has excellent detail preserved and great color / patina. The epoccipitals were triangular bone ornaments that lined the top of the frill.  Note - this epoccipital  position is naturally asymmetrical  (see 2nd photo of right side). This epoccipital exhibits incredible detail and is very thick & heavy. Nearly complete specimen with minor crack fill. No repair or restoration. Legally collected on private land in Alberta, Canada. Authenticity guaranteed. Disposition number 000028-0000029.

DC64c         SIZE: 3-3/4" Height x 3-3/4" Wide  x 1-1/2" Thick

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

A rare late Jurassic sauropod limb bone section from the Morrison Fm. with bite marks. This is most likely a Camarasaurus tibia end section.  There is a tooth rake and a wedge cut shown in photos #3 & 4. Photo #5 shows a circular puncture of the bone. Camarasaurus was a mid- sized Jurassic sauropod.. Great rich brown gray color. Excellent bone quality. Note - sauropods had hollow bones with air sacs to reduce their weight. Legally collected on private land in the Morrison Fm., Bone Cabin Quarry, Albany Co., Wyoming. Authenticity guaranteed.  Shipping weight is 6 lbs. This item is not eligible for free shipping. A real story bone!

BC06         SIZE:   5-1/2" length  x  6-1/2" wide  x  3-1/2" thick

Note - Adding 10 Jurassic dinosaur limb bones in April 2024.    Link to Sauropod Bones

A rare, Top Quality Edmontosaurus annectens hand claw (manus ungual) from the late Cretaceous of North America. Edmontosaurus is a very large hadrosaur or "duck-bill" dinosaur found in the Hell Creek formation. They were mainly bipedal, but could walk on all four legs in search of food. As noted by the front leg size difference, Edmontosaurus could put little weight on them. No repair or restoration. Legally collected on private land in the Hell Creek Fm., Carter Co., Montana. An excellent collector's quality Edmontosaurus manus ungual.  Authenticity guaranteed.  Note - Edmontosaurus carpal bones and unguals are very scarce. I rarely see them. T. rex must have eaten most of them!

DH44        SIZE: 2" (length)  1-5/8" (width)

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

A Top Quality, Rare Pachychephalosaurus wyomingensis 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 skull. This spike has excellent color / patina. It is a nearly complete specimen with no cracks or breaks. Legally collected on private land in the Hell Creek Fm., Garfield Co., Montana. An excellent collector's quality Pachychephalosaurus spike. You don't see these skull pieces very often. No repair or restoration. Authenticity guaranteed.

DP40       SIZE: 1-1/2"   (7/8" W) 

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

A rare, Top Quality Anzu wyliei toe bone from the Hell Creek Fm. of Montana. Anzu is referred to as the "Chicken from Hell". An EXTRA LARGE, excellent toe bone. Last digit prior to the pes claw. Excellent brown color and patina. This specimen has excellent perservation. A complete specimen. A top quality, collector's toe bone from the Hell Creek of Montana. Note - 2014 Anzu wyliei description paper attached below. No repair or restoration. Legally collected on private land in the Hell Creek Fm., Powder River Co., Montana. Authenticity guaranteed. Museum Quality. Anzu toe bones are hard to find. This toe was from a BIG Anzu.

DA14       Size: 2" Length ;  proximal end:   1-3/8" Height  x 1-7/16" Width

Note - Adding 6 Anzu wyliei bones & claws in September 2025.    Link to Anzu wyliei claws.

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. 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. Specimen comes with a Riker display case.

DS19       SIZE: 1-5/16"   (Proximal end: 9/16" height x 7/16" wide)

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