Search results for: 'back de aluminum 1 pulgada'

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

Excellent examples of C. atlassi.

B063   (Left)    Size: 3/4"

A Top Quality Mimosites coloradensis branch the from Green River Fm., Douglas Pass, Garfield Co., Colorado. The Mimosites coloradensisis a branch from the Eocene age (48 MYA) in the ancient Lake Unita deposit. This piece exhibits exceptional preservation and color. No repair or restoration. Authenticity guaranteed. This leaf comes with a flat back stand and ID plate. It is ready to display. An exceptional old collection display piece!  Please note that quarries are now shut down.

GL36     SIZE: 1-3/4" x 7/8"      Plate size: 2-3/4" x 3-1/4"

Note - Adding 24 Green River Fm. Fossil leaves in September 2023 --> Link to Green River Fossil Leaves

An ultra rare, Quality lower jaw lateral Hexanchus tooth - the Sixgill Cow shark, from the Lee Creek mine, Aurora, No. Carolina. This tooth has a rich blue & tan crown with a tan root. Nine main cusps (one damaged). Please note that this tooth broke in two and was neatly put back together.  Incredible color and preservation. These are Pliocene age, Yorktown Formation teeth. A fantastic collector's tooth. Authenticity guaranteed. Complete Lee Creek Hexanchus teeth are rarely found, and this is the first time that I can offer them!

LC635         Size: 1-1/4"

Note - Adding 39 Lee Creek Cow Shark teeth in February 2023        Link to Lee Creek Cow shark teeth.

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

Excellent set of three Physogaleus teeth.

B325        SIZE: 3/8"

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

Excellent examples of Odontaspis winkleri. Very ornate teeth! Rare species!

B243   (Left)       SIZE: 9/16"

Excellent examples of Squalus smithi. A very difficult to find species!

B429    (Left)             SIZE: 3/32"

An ultra rare, Thalassocnus, a Swimming Sloth, manus (hand) claw from the Bahia Inglesia Formation, Copiapo, Chile. A May Fossil of the Month. This sloth lived on the west coast of So. America during the late Miocene age. This claw is a near complete with minor erosion along the upper edge and back end. Both areas have minor restoration. Fantastic color and preservation. Authenticity guaranteed. I have not seen a swimming sloth claw for sale before. This is all of the sloth material that I have from 15 years ago! A rare collector's claw. This is my one and only hand claw!

C931          Size: 2-1/2"  (1-1/8" height, 7/16" wide)

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 excellent pair of Alpoias supercilious teeth. An uncommon species.

F123 (Right)                 SIZE: 3/16"