Search results for: 'done spike fossil calcul egg'

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 LARGE Top Quality, Rare Pachychephalosaurus wyomingensis spike from the late Cretaceous of northern North America. Excellent articulation. This is a large neck spike with deep blood grooves. 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 complete specimen with no cracks or breaks. 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 largest Pachy  neck spike.

DP39       SIZE: 2-5/16"   (1-1/16" W) 

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

A Top Quality, Rare Pachychephalosaurus wyomingensis spike from the late Cretaceous of northern North America. A complete node with good 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 excellent color / patina. It is a complete specimen with no cracks or breaks. 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.

DP32       SIZE: 1-3/8" Height   (Base: 1-1/8" x 15/16") 

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

A Top Quality, Rare Pachychephalosaurus wyomingensis spike from the late Cretaceous of northern North America. A complete node with good 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 excellent color / patina. It is a complete specimen with no cracks or breaks. 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. No repair or restoration. Authenticity guaranteed.

DP38       SIZE: 1-3/16"   (1-1/8" W) 

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

A Top Quality, Rare Pachychephalosaurus wyomingensis spike from the late Cretaceous of northern North America. A complete node with good 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 excellent color / patina. It is a complete specimen with no cracks or breaks. 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. No repair or restoration. Authenticity guaranteed.

DP34       SIZE: 1-3/16" Height   (Base: 1-1/8" x 7/8") 

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

An incredibly well preserved egg shell section from a Saltasaurus, a Titantosaur sauropod, from Patagonia, Argentina. These egg shell large pieces are larger than most and are massive with a shell thickness up to 1/4". These late Cretaceous age shells were found in the Anacleto Formation (80 MYA) in the Neuquen Province, Patagonia, Argentina. All natural. No restoration. Authenticity guaranteed. You can own a rare 80 million year old sauropod egg section! The Golden egg!

A212       Size: 1-3/8"  (3/16" thick)

Note - Adding 19 Argentine Saltasaurus egg shells .  ->  Link to Saltasaurtus egg shells

An incredibly well preserved egg shell section from a Saltasaurus, a Titantosaur sauropod, from Patagonia, Argentina. These egg shell large pieces are larger than most and are massive with a shell thickness up to 1/4". These late Cretaceous age shells were found in the Anacleto Formation (80 MYA) in the Neuquen Province, Patagonia, Argentina. All natural. No restoration. Authenticity guaranteed. You can own a rare 80 million year old sauropod egg section!

A211       Size: 1-1/4"  (3/16" thick)

Note - Adding 19 Argentine Saltasaurus egg shells .  ->  Link to Saltasaurtus egg shells

An incredibly well preserved egg shell section from a Saltasaurus, a Titantosaur sauropod, from Patagonia, Argentina. These egg shell large pieces are larger than most and are massive with a shell thickness up to 1/4". These late Cretaceous age shells were found in the Anacleto Formation (80 MYA) in the Neuquen Province, Patagonia, Argentina. All natural. No restoration. Authenticity guaranteed. You can own a rare 80 million year old sauropod egg section!

A220       Size: 1-1/16"  (3/16" thick)

Note - Adding 19 Argentine Saltasaurus egg shells .  ->  Link to Saltasaurtus egg shells

An incredibly well preserved egg shell section from a Saltasaurus, a Titantosaur sauropod, from Patagonia, Argentina. These egg shell large pieces are larger than most and are massive with a shell thickness up to 1/4". These late Cretaceous age shells were found in the Anacleto Formation (80 MYA) in the Neuquen Province, Patagonia, Argentina. All natural. No restoration. Authenticity guaranteed. You can own a rare 80 million year old sauropod egg section!

A219       Size: 1-5/16"  (1/8" thick)

Note - Adding 19 Argentine Saltasaurus egg shells .  ->  Link to Saltasaurtus egg shells