Search results for: 'cos -1'

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, Rare Pachychephalosaurus wyomingensis spike from the late Cretaceous of northern North America. An April Fossil of the Month. A complete spike with excellent 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 exceptional color / patina. The blood grooves are still present in the bone. It is a complete specimen with no cracks or breaks. Note - the excellent articulated skull surface on the base of the spike. 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 BEST Pachy spike remaining from the "Rancher's collection"!

DP31       SIZE: 1-5/8" Height   (Base: 2" x 1-3/8") 

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

A well preserved Turtle shell section from northern Florida.  This turtle shell section is from the Pleistocene in North America. No repair or restoration. Authenticity guaranteed. 

X826           Size: 1-1/2" x 1"  

Name: Turtle shell

Age:  Pleistocene

Location: Northern Florida

Note - Posting 26 mammal and reptile fossils in March 2024.  Link to Other Marine Reptiles

A GEM, excellent Cetorhinus tooth. Perfect tooth!

ST755      SIZE: 1/8"

A GEM, excellent Cetorhinus tooth. Perfect tooth!

ST756      SIZE: 1/8"

A GEM, EXTRA LARGE Nanotyrannus lancensis tooth. This tooth measures 2-5/16". A very special, ultra rare big Nano tooth.The enamel is exceptional with fantastic color and quality. Excellent anterior and posterior serrations to the tip. Essentially no tip wear which is excellent for a big tooth. No cracks. No repair or restoration. Legally collected on private land in the Hell Creek Fm., Harding Co., So. Dakota. Authenticity guaranteed.  A fantastic extra large collector's Nano tooth.  Note - a Riker frame is included. You rarely a see Nano tooth this large!

DN06 BoP       SIZE: 2-5/16"   (13/16" x 3/8" cross-section)

Note - Adding six new Nano teeth in April 2019 --> Link to Nano teeth

A Top Quality Tyrannosaur tooth from the late Cretaceous (Campanian) in northern North America. Please note that this tooth could Gorgosaurus or Daspletosaurus - see Detailed Discussion below. This tooth measures 1-5/8" - an excellent Tyrannosaur tooth. A dentary tooth. The enamel is highest quality with excellent color. Anterior serrations and posterior serrations are excellent. No repair or restoration. Legally collected on private land in the Judith River Fm., Hill Co., Montana. Authenticity guaranteed. An excellent collector's tooth. A Riker display case is included.

DY18         SIZE: 1-5/8"   (Base: 5/8" x 7/16")

Note - Added 26 new Tyrannosaur teeth in October 2025.     Link to Tyrannosaur teeth catalog.

A Top Quality Tyrannosaur tooth from the late Cretaceous (Campanian) in northern North America. Please note that this tooth could Gorgosaurus or Daspletosaurus - see Detailed Discussion below. This tooth measures 1" - an excellent Tyrannosaur juvenile tooth. A maxillary tooth. The enamel is highest quality with excellent color. Anterior serrations and posterior serrations are excellent. No repair or restoration. Legally collected on private land in the Judith River Fm., Blaine Co., Montana. Authenticity guaranteed. An excellent collector's tooth. A GEM case display is included.

DY16         SIZE: 1"   (Base: 7/16" wide)

Note - Added 26 new Tyrannosaur teeth in October 2025.     Link to Tyrannosaur teeth catalog.

A GEM Quality, "Banded" Tyrannosaur tooth from the late Cretaceous (Campanian) in northern North America. Please note that this tooth could Gorgosaurus or Daspletosaurus - see Detailed Discussion below. This tooth measures 1-3/16" - an excellent Tyrannosaur  tooth. A maxillary tooth. The enamel is highest quality with excellent color. Anterior serrations and posterior serrations are excellent. No repair or restoration. Legally collected on private land in the Judith River Fm., Blaine Co., Montana. Authenticity guaranteed. An excellent collector's tooth. A GEM case display is included.

DY15         SIZE: 1-3/16"   (Base: 7/16" wide)

Note - Added 26 new Tyrannosaur teeth in October 2025.     Link to Tyrannosaur teeth catalog.

A Top Quality, Tyrannosaur tooth from the late Cretaceous (Campanian) in northern North America. Please note that this tooth could Gorgosaurus or Daspletosaurus - see Detailed Discussion below. This tooth measures 1-3/16" - an excellent Tyrannosaur  tooth on its original matrix. A 1st dentary tooth. The enamel is high quality with excellent color. Anterior serrations are good and posterior serrations are excellent. A small repair to base. No restoration. Legally collected on private land in the Judith River Fm., Winifred Co., Montana. Authenticity guaranteed. An incredible collector's tooth. 

DY12         SIZE: 1-3/16"   (Base: 7/16" wide)

Note - Added 26 new Tyrannosaur teeth in October 2025.     Link to Tyrannosaur teeth catalog.

A Top Quality, Tyrannosaur tooth from the late Cretaceous (Campanian) in northern North America. Please note that this tooth could Gorgosaurus or Daspletosaurus - see Detailed Discussion below. This tooth measures 1-5/8" - an excellent Tyrannosaur  tooth. A maxillary tooth. The enamel is high quality with excellent color. Anterior  and posterior serrations are excellent. The base has repair. No restoration. Legally collected on private land in the Judith River Fm., Winifred Co., Montana. Authenticity guaranteed. An excellent collector's tooth. A Riker display case is included.

DY10         SIZE: 1-5/8"   (Base: 7/8" wide x 9/16")

Note - Added 26 new Tyrannosaur teeth in October 2025.     Link to Tyrannosaur teeth catalog.

A Top Quality, Tyrannosaur tooth from the late Cretaceous (Campanian) in northern North America. Please note that this tooth could Gorgosaurus or Daspletosaurus - see Detailed Discussion below. This tooth measures 1-3/4" - an excellent Tyrannosaur tooth. A maxillary tooth. The enamel is high quality with excellent color. Anterior  and posterior serrations are excellent. One crack. Root etching. No restoration. Legally collected on private land in the Judith River Fm., Winifred Co., Montana. Authenticity guaranteed. An excellent collector's tooth. A Riker display case is included.

DY09         SIZE: 1-3/4"   (Base: 3/4" wide)

Note - Added 26 new Tyrannosaur teeth in October 2025.     Link to Tyrannosaur teeth catalog.