Search results for: 'bone evolution paleo à first revêtue'

An ultra rare, GEM Quality Torvosaurus tanneri tooth from the Morrison Formation. A September Fossil of the Month. This completeTorvosaurus crown measures 1-516". The enamel is highest quality. Excellent rich green -brown color. Exceptional posterior and anterior serrations. Note - the anterior carina end about 1/2 of the way down from the tip. The diagnostic for a Torvosaurus tooth. Fantastic overall enamel condition and serrations. No repair or restoration. Torvosaurus was a large predator during the late Jurassic with large teeth designed to slash predators. Legally collected on private land in the Morrison Fm., Johnson Co., Wyoming. Authenticity guaranteed.  Note - a Gem case display is included. A very difficult species to find. The BEST!

DL12         SIZE: 1-5/16"   

Note - Adding 9 Jurassic theropod teeth & bones in September 2024    Link to Allosaurus - Torvosaurus teeth

An ultra rare, GEM Quality Torvosaurus tanneri tooth from the Morrison Formation. A September Fossil of the Month. This completeTorvosaurus crown measures 1-516". The enamel is highest quality. Excellent rich black color. Exceptional posterior and anterior serrations. Note - the anterior carina end about 1/2 of the way down from the tip. The diagnostic for a Torvosaurus tooth. Fantastic overall enamel condition and serrations. No repair or restoration. Torvosaurus was a large predator during the late Jurassic with large teeth designed to slash predators. Legally collected on private land in the Morrison Fm., Johnson Co., Wyoming. Authenticity guaranteed.  Note - a Gem case display is included. A very difficult species to find. The BEST!

DL11         SIZE: 1-5/16"   

Note - Adding 9 Jurassic theropod teeth & bones in September 2024    Link to Allosaurus - Torvosaurus teeth

A LARGE, High Quality Edmontosaurus annectens lower jaw (dentary) section from the late Cretaceous of North America. Edmontosaurus is a very large hadrosaur or "duck-bill" dinosaur found in the Lance Creek formation. A large dentary section showing 25 "conveyor tracks" that held their lower jaw teeth. Crack fill. Legally collected on private land in the Lance Creek Fm., Niobrara Co., Wyoming. An excellent collector's quality Edmontosaurus dentary section.  Authenticity guaranteed. Note - item weighs 4.75 lbs and international customers will pay a shipping supplement. 

DH32        SIZE: 13" (length)  6" (height)

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

A Top Quality Edmontosaurus annectens toe from the late Cretaceous of North America. Edmontosaurus is a very large hadrosaur or "duck-bill" dinosaur found in the Hell Creek formation. This three piece toe is #2. Some crack fill. No repair or restoration. Legally collected on private land in the Hell Creek Fm., Harding Co., So. Dakota. An excellent collector's quality Edmontosaurus toe.  Authenticity guaranteed.  Note - this toe weighs 3 lbs and international customers will pay a supplemental shipping charge.

DH42        SIZE: 10-5/8" (length)  3-7/8" (width)

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

A LARGE, Top Quality Edmontosaurus annectens toe from the late Cretaceous of North America. A MAy Fossil of the Month. Edmontosaurus is a very large hadrosaur or "duck-bill" dinosaur found in the Hell Creek formation. This four piece toe is #3. Some crack fill. Minor repair or no restoration. Legally collected on private land in the Hell Creek Fm., Harding Co., So. Dakota. An excellent collector's quality Edmontosaurus toe.  Authenticity guaranteed.  Note - this toe weighs 4.5 lbs and international customers will pay a supplemental shipping charge.

DH41        SIZE: 12-1/2" (length)  5" (width)

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

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

An ultra rare, Top Quality, Allosaurus fragilis fully rooted tooth from the Morrison Fm. A February Fossil of the Month. This Allosaurus tooth measures 4". The enamel is highest quality. Great rich black color. Excellent overall condition and serrations. Minor crack fill on root. No repair or restoration. Allosaurus was the apex predator during the late Jurassic with large teeth designed to slash predators. Legally collected on private land in the Morrison Fm., Moffat Co., Colorado. Authenticity guaranteed. Note - a Riker frame display frame is included. My BEST rooted Allosaurus tooth. You don't see a top quality rooted tooth very often! A rare collector's rooted teeth.

DL02         SIZE:  4"   (1-1/2" crown)  (7/8" wide)

Note - Adding 4 Allosaurus teeth / bones in February 2025.     Link to Allosaurus teeth

A Top Quality Thescelosaurus neglectus caudal (tail) vertebra from the late Cretaceous of northern North America. Thescelosaurus is a mid-sized dinosaur found in the Hell Creek formation. This bone quality is excellent with excellent color and patina. No repair or restoration. Legally collected on private land in the Hell Creek Fm., Garfield Co., Montana. An excellent collector's quality Thescelosaurus vertebra. Authenticity guaranteed.

DI44       SIZE: 2"  x  1-1/2" x 1-5/8" height

Note - Adding 23 new Thescelosarus fossils in March 2022.   Link to Thesc fossils catalog

A Top Quality Thescelosaurus neglectus caudal (tail) vertebra from the late Cretaceous of northern North America. Thescelosaurus is a mid-sized dinosaur found in the Hell Creek formation. This bone quality is excellent with excellent color and patina. No repair or restoration. Legally collected on private land in the Hell Creek Fm., Carter Co., Montana. An excellent collector's quality Thescelosaurus vertebra. Authenticity guaranteed.

DI46       SIZE: 1-3/8"  x  1" x  1-5/8" height

Note - Adding 23 new Thescelosarus fossils in March 2022.   Link to Thesc fossils catalog

A Top Quality, Ultra Rare Pachychephalosaurus wyomingensis node cluster 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 is a node cluster with five nodes (three complete and two partial nodes). This node cluster has excellent color / patina with exceptional surface articulation. 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 node. Legally collected on private land in the Hell Creek Fm., Powder River Co., Montana. An excellent and very rare collector's quality Pachychephalosaurus node cluster. You don't see these skull pieces very often. No repair or restoration. Authenticity guaranteed. A very unique specimen.

DP35       SIZE: 7/8"  x  13/16"

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

An ULTRA RARE Pachychephalosaurus wyomingensis skull section from the late Cretaceous of northern North America. A February Fossil of the Month. This is a post orbital skull section covered with 12+ spikes. 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 skull section has exceptional color and patina. Note the incredible blood grooves in the bone. It is a complete specimen with no cracks or breaks. Legally collected on private land in the Lance Creek Fm., Niobrara Co., Wyoming. An exceptional collector's quality Pachychephalosaurus skull section. You don't see these skull pieces very often. Two spike tips are repaired. Authenticity guaranteed. A very special Packy skull section display piece. 

DP37       SIZE: 5" x  2" wide x  2" height  

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

An EXTRA LARGE, Top Quality Thescelosaurus neglectus caudal (tail) vertebra from the late Cretaceous of northern North America. Thescelosaurus is a mid-sized dinosaur found in the Hell Creek formation. This bone quality is excellent with excellent color and patina. No repair or restoration. Legally collected on private land in the Hell Creek Fm., Carter Co., Montana. An excellent collector's quality large Thescelosaurus vertebra. Authenticity guaranteed. 

DI41       SIZE: 2-3/8"  x  2-1/16" x 2-5/8" height

Note - Adding 23 new Thescelosarus fossils in March 2022.   Link to Thesc fossils catalog