Authentic Dinosaur Bones

A LARGE, Top 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. Well preserved vascular channels. 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.

DK25         SIZE: 5"  x  3-3/4"  x 1/2"

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

An EXTRA 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 quality is excellent with excellent color and patina. This osteoderm has a high ridge on one side. There are some hydration cracks and crack fill. No restoration. Legally collected on private land in the Hell Creek Fm., Powder River Co., Montana. Authenticity guaranteed. An excellent collector's quality Ankylosaur osteoderm. A thick and heavy osteoderm.

DK23         SIZE: 6-1/2"  x  4-3/8"  (Height = 1-3/4" on high side)

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

A Top Quality Ankylosaurid osteoderm (bony armor plate) from the late Cretaceous of northern North America. Ankylosaurids had their body covered with this bony armor. A body osteoderm section from a juvenile Ankylosaurid . The bone is excellent quality with excellent color and patina. It has an  excellent keel like design and is very thick. Some crack fill.. Legally collected on private land in the Horseshoe Canyon Fm., Alberta, Canada. Authenticity guaranteed. A collector's quality Ankylosaur osteoderm.  Disposition number 000028-0000029.

DK21c         SIZE:  3-5/8"  x  2-1/2" x  1-1/8" Height

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

A Top Quality Zuul crurivastator, an Ankylosaur, osteoderm or scute (bony armor plate) from the late Cretaceous of North America. The Campanian age Ankylosaurs grew to 20 feet and 6000 pounds, and a body covered with this bony armor. The bone is exceptional quality with excellent color and patina. A complete scute from a juvenile Zuul Ankylosaur. Great osteoderm height - a extra hight ridge. ~76 MYA. Legally collected on private land in the Judith River Fm., Havre, Montana. Authenticity guaranteed. A collector's quality Ankylosaur osteoderm. 

DK27         SIZE: 2-1/8"  (1-1/4" Height)

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

A Top Quality Zuul crurivastator, an Ankylosaur, osteoderm or scute (bony armor plate) from the late Cretaceous of North America. The Campanian age Ankylosaurs grew to 20 feet and 6000 pounds, and a body covered with this bony armor. The bone is excellent quality with excellent color / patina. An excellent raised keell. A complete scute from an Ankylosaur with some crack fill. ~76 MYA. Legally collected on private land in the Judith River Fm., Havre, Montana. Discovered in 2016. Authenticity guaranteed. A collector's quality Ankylosaur osteoderm. 

DK30         SIZE: 2-5/8"  x 1-7/8"   Height of Keel = 7/8"

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

A Top Quality Zuul crurivastator, an Ankylosaur, osteoderm or scute (bony armor plate) from the late Cretaceous of North America. The Campanian age Ankylosaurs grew to 20 feet and 6000 pounds, and a body covered with this bony armor. The bone is excellent quality with excellent color / patina. An excellent raised keell. A complete scute from an Ankylosaur with some crack fill. ~76 MYA. Legally collected on private land in the Judith River Fm., Havre, Montana. Discovered in 2016. Authenticity guaranteed. A collector's quality Ankylosaur osteoderm. 

DK28         SIZE: 3-5/8"  x 1-3/4"   Height of Keel = 7/8"

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

A 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 a juvenile Ankylosaurus. The bone is excellent quality with excellent color and patina with some stream erosion. No cracks or restoration. Legally collected on private land in the Hell Creek Fm., Carter Co., Montana. Authenticity guaranteed. A collector's quality Ankylosaur osteoderm. 

DK33         SIZE: 1-1/4"  x  1"

Note - Adding 16 new Ankylosaur - Nodosaur fossils in January 2023.       Link to Ankylosaur fossils catalog.

A Top Quality Ankylosaur 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 body osteoderm section from a juvenile Ankylosaur. The bone is excellent quality with excellent color and patina. No cracks or restoration. Legally collected on private land in the Hell Creek Fm., Carter Co., Montana. Authenticity guaranteed. A collector's quality Ankylosaur osteoderm. 

DK32         SIZE: 1-1/2"  x  1-1/4"

Note - Adding 9 new Ankylosaur - Nodosaur fossils in June 2024.       Link to Ankylosaur fossils catalog.

A 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 body osteoderm section from a juvenile Ankylosaurus. The bone is excellent quality with excellent color and patina. No cracks or restoration. Legally collected on private land in the Hell Creek Fm., Powder River Co., Montana. Authenticity guaranteed. A collector's quality Ankylosaur osteoderm. 

DK31         SIZE: 1-1/2"  x  1-1/8"

Note - Adding 9 new Ankylosaur - Nodosaur fossils in June 2024.       Link to Ankylosaur fossils catalog.

A Top Quality Ankylosaur 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 Ankylosaur. The bone is exceptional quality with excellent color and patina. No hydrations cracks. No restoration. Legally collected on private land in the Hell Creek Fm., Harding Co., So. Dakota. Authenticity guaranteed. A fantastic collector's quality Ankylosaur osteoderm.  I do not see top quality ostederms very often.

DK29         SIZE: 3-1/2"  x  2-1/4"  Height of keel = 3/4"

Note - Adding 7 new Ankylosaur osteoderms in August 2025.       Link to Ankylosaur 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.  This epoccipital exhibits incredible detailnand is very thick & heavy. Partial specimen with minor crack fill. No repair or restoration. Legally collected on private land in Alberta, Canada. Authenticity guaranteed. Disposition number 000028-0000029.

DC66c         SIZE: 4" Height x 4-1/2" Wide  x 1-3/4" Thick

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