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

A well preserved, ultra rare Scyphocrinites elegans crinoid holdfast from Morocco. The Scyphocrinites crinoids were floating crinoids and their holdfast was actually an air bladder that supported multiple stems and calyx. This holdfast is bulbous with a great amount of detail. These crinoids make fantastic display pieces. An excellent rare holdfast specimen. First time that I have seen this holdfast! Very rare. Authenticity guaranteed.  Weighs 3.3 lbs - discounted international shipping charge. 

M2059          SIZE: 4" x 3-1/2" x 4"

Name: Scyphocrinites elegans        Age: Upper Silurian (420 MMYA)        Location: Djebel Issoumour, Alnif, Morocco

Note - International customers will have discounted shipping. Please inquire.

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

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 High Quality Edmontosaurus annectens lower jaw section from the late Cretaceous of North America. Edmontosaurus is a very large hadrosaur or "duck-bill" dinosaur found in the Hell Creek formation. They possessed ~300 teeth that were in columns of five teeth each which acted as conveyor belt to maintain a large chewing surface to cut and grind their food. This specimen is a section of the lower jaw showing the grooves where the columns of teeth were positioned. Bone quality is very good. No restoration. Legally collected on private land in the Hell Creek Fm., Carter Co., Montana. An excellent collector's quality Edmontosaurus jaw section.  Authenticity guaranteed.

DH34        SIZE: 2-1/2" x 1-7/8"    

Note - Adding 5 Edmontosaurus jaw sections in August 2021.       Link to Edmontosaurus 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. There is nice section of the process. 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.

DI45       SIZE: 2"  x  1-1/16" x 1-1/2" 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. All natural cracks are stabilized. Legally collected on private land in the Hell Creek Fm., Garfield Co., Montana. An excellent collector's quality Thescelosaurus vertebra. Authenticity guaranteed.

DI47       SIZE: 1-1/4"  x  1-1/4" x  1-9/16" height

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

A Top Quality, Rare Pachychephalosaurus wyomingensis node cluster from the late Cretaceous of northern North America. An August Fossil of the Month. Pachychephalosaurus is the dinosaur which is famous for its large domed head surrounded by these spikes and nodes (2+ nodes). This spike 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. This is a node cluster with a large node surrounded by a group of small nodes. 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 special piece - my best cluster!

DP33  BoP     SIZE: 2" H  (Base: 1-7/8"  x  1-3/8")

Note - Adding 6 new Pachy spikes / nodes in August 2020.       Link to Pachy 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 a large node surrounded by a group of smaller 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 special piece.

DP33       SIZE: 1" H  (Base: 1-1/2"  x  1-1/8")

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

A Rare, High Quality Odontaspis sp. tooth from Dinosaur Park, Alberta, Canada. This is a species from the Late Cretaceous Dinosaur Park Formation deposit. The crown is complete, both side cusps complete, and root end damaged. Good quality enamel. No repair. A very difficult tooth to locate and an excellent collector's tooth. Authenticity guaranteed. This incredible specimen is from a 20 year old collection.

CD10              SIZE: 7/16"

Note - Adding 64 Hornby Island deep water shark teeth.   ->   Link to Hornby Island shark teeth.

A Very Rare, Top Quality Hexanchus sp. lower jaw tooth from the Englishman River, Vancouver Island, British Columbia, Canada. This is a new and undescribed genius / species from a Santonian (Late Cretaceous) deposit - 85 MMYA. A very unique species of Hexanchiforme shark. The crown is complete (6 cusps) and the root is complete. High quality enamel. No repair. A very difficult tooth to locate and an excellent collector's tooth. Authenticity guaranteed. This incredible specimen is from a 20 year old collection. 

CD85              SIZE: 3/8"  Wide

Note - Adding 64 Hornby Island deep water shark teeth.   ->   Link to all Hornby Island shark teeth.