Search results for: 'colorado fossil'

A GEM  Pachychephalosaurus wyomingensis pes ungual (foot claw) from the late Cretaceous of northern North America. Pachychephalosaurus is the dinosaur which is famous for its large domed head surrounded by spikes. This ungual has excellent color and patina. Complete specimen. An exceptional pes ungual. Note - this ungual has a strong Pachy twist (see Pachy ungual differentiation discussion below). No repair or restoration. An ultra rare Pachy pes ungual! Legally collected on private land in the Hell Creek Fm., Powder River Co., Montana. An exceptional collector's quality Pachychephalosaurus claw. Museum quality. Note - claw comes with a Riker type frame. Authenticity guaranteed. You do not see these top quality claws any more...

DP23       SIZE: 1-5/8"   

Note - Adding 4 new Pachy unguals in July 2018.       Link to Pachy fossils catalog

A Top Quality Pachychephalosaurus wyomingensis pes ungual (foot claw) from the late Cretaceous of northern North America. Pachychephalosaurus is the dinosaur which is famous for its large domed head surrounded by spikes. This ungual has excellent color and patina. Complete specimen with a very small amount of tip wear. An exceptional pes ungual. Note - this ungual has a strong Pachy twist (see Pachy ungual differentiation discussion below). No repair or restoration. An ultra rare Pachy pes ungual! Legally collected on private land in the Hell Creek Fm., Powder River Co., Montana. An exceptional collector's quality Pachychephalosaurus claw. Museum quality. Note - this claw comes with a Riker type frame. Authenticity guaranteed.

DP24       SIZE: 1-7/16"   

Note - Adding 4 new Pachy unguals in July 2018.       Link to Pachy fossils catalog

A Top Quality Pachychephalosaurus wyomingensis pes ungual (foot claw) from the late Cretaceous of northern North America. Pachychephalosaurus is the dinosaur which is famous for its large domed head surrounded by spikes. This ungual has excellent color and patina. Complete and well preserved with slight tip wear. Overall an excellent pes ungual. Note - this ungual has the Pachy twist (see Pachy ungual differentiation discussion below). No repair or restoration. An ultra rare Pachy pes ungual! Legally collected on private land in the Hell Creek Fm., Powder River Co., Montana. No repair or restoration. An exceptional collector's quality Pachychephalosaurus claw. Museum quality. Note - claw comes with a Riker type frame. Authenticity guaranteed.

DP22       SIZE: 1-1/2"   

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

An ultra rare, Top Quality Janassa bituminosa, an extinct primitive shark tooth, from the Paleozoic era in Nebraska. A May Fossil of the Month. Matrix free specimen - complete tooth! Great color. A very well preserved specimen. No repair or restoration. Authenticity guaranteed. An incredibly rare exceptional collector's tooth!  Note - This tooth is pictured in "A Pictorial Guide to Fossils" by Gerard R. Case; page 239.

Age: Upper Pennsylvanian (295 MYA); Kanwaka Fm.

Location: Cass Co., Nebraska

Z005 BoP     SIZE: 1-3/16"

Adding 55 US Paleozoic teeth in May 2022  -->  Link to US Paleozoic teeth

An incredibly sized, GEM Great White shark tooth from Chile. My final February 2018 Fossil of the Month.This ULTRA RARE, MONSTER sized Great White tooth measures 2-7/8" - a huge upper jaw PRINCIPAL ANTERIOR tooth. Highest quality enamel! Excellent color. The serrations are exceptional with an excellent tip serration. Incredible, large "gum line". Extra wide root. This was a big shark. Exceptional preservation - note the preserved nutrient hole on the root. Absolutely no repair or restoration.The PERFECT BIG Chilean Great White tooth. My finest remaining exceptionally large tooth. You won't see these big, top quality GW teeth any more. The BEST of the BEST! Authenticity guaranteed.

C1203          Size: 2-7/8" (2-1/16" W)

Note - Posted 31 new Chilean Great White teeth in Feb. 2018    Link to Great White shark teeth

A rare, Top Quality Theropod tooth from the late Cretaceous of Mississippi. A Troodontid type dinosaur found in North America. The enamel is excellent quality with excellent color / patina. This crown is fully serrated with fine serrations on one carina and very fine serrations on the other. The crown is also has vertical striations. Possible relative to Richardoestesia, but different from typical Late Cretaceous species. No repair or restoration. Legally collected on private land in the Luxapalila Fm., Luxapalila Creek, Mississippi. Santonian - Coniacian age (88 - 84 mya).  An excellent collector's quality complete Theropod tooth. Note - tooth comes with a gem  case. Authenticity guaranteed.

DMS2        SIZE: 5/16"+    

Note - Adding 20 raptor teeth & other rare dinosaur fossils in May 2025.      Link to Haadrosaur fossils catalog

A Top Quality, Triceratops horridus jaw section (maxilla section) from the late Cretaceous of northern North America. Triceratops was a large ceratopsian dinosaur found in the Hell Creek formation which is known for the large frill protecting its neck. This is a great jaw section with excellent detail preserved and excellent color / patina. You can see the four complete tooth channels which are approximately 5/8" wide which is a characteristic of Triceratops and distinguishes it from a Hadrosaur which is closer to 1/4" wide. Triceratops bones are more difficult to find. No repair or restoration. 100% natural specimen. Legally collected on private land in Garfield Co., Montana. Authenticity guaranteed. 

DC33         SIZE: 3-3/4" wide  x 1"

Note - Adding 14 new Triceratops fossils in November 2024.       Link to Triceratops fossils catalog

An EXTRA LARGE, rare, Top Quality Anchiceratops ornatus epoccipital (frill ornament) from the late Cretaceous of northern North America. An April Fossil of the Month. Anchiceratops was a large ceratopsian dinosaur found in the Horseshoe Canyon formation which has three horns and a large frill protecting its neck. This epoccipital has excellent detail preserved and great color / patina. The epoccipitals were triangular bone ornaments that lined the top of the frill.  This epoccipital exhibits incredible detailnand is very thick & heavy. Near complete specimen with minor crack fill. No repair or restoration. Legally collected on private land in Alberta, Canada. Authenticity guaranteed. Disposition number 000028-0000029.

DC63c         SIZE: 4" Height x 4" Wide  x 1-7/8" Thick

Note - Adding 17 Canadian bones & teeth in April 2025.    Link to Canadian Dinosaur fossils catalog

A TOP QUALITY, LARGE Stylemys nebrascensis, a fossil tortoise shell, from the White River Badlands, Brule Formation, South Dakota. Fantastic color and preservation. Note that Stylemys is thought to be a burrowing tortoise which helps maintain the 3-D in aspect of the shell when they are died in their burrow. Exceptional preparation with a little restoration done to the left side (front view) which is minor and common for the White River tortoise shells. One of the better White River tortoise shells and a great display piece. Authenticity guaranteed.

WR001         SIZE: 6-1/4" x 5" x 3"

A Top Quality Thescelosaurus neglectus pes ungual (foot claw) from the late Cretaceous of northern North America. Thescelosaurus is a mid-sized dinosaur found in the Hell Creek formation. This claw is excellent quality with excellent color / patina. A little erosion at the tip, but otherwise a perfect claw. Note - Thesc unguals are described as flat triangles.(see Thesc-Pachy claw differentiation discussion below). No repair and no restoration. A rare Thescelosaurus pes ungual! Legally collected on private land in the Hell Creek Fm., Powder River Co., Montana. Excellent collector's quality Thescelosaurus claw. Note - claw comes with a Riker type frame. Authenticity guaranteed.

DI22 BoP        SIZE: 1-15/16"  

Note - Adding 4 new Thescelosarus claws in July 2018.       Link to Thesc fossils catalog

A rare Top Quality juvenile Diplodcus tooth, a late Jurassic sauropod. Diplodocus had peg shaped teeth to strip leaves. The enamel is high quality. Great rich dark brown color. Excellent enamel articulation. No repair or restoration. Legally collected on private land in the Morrison Fm., Bone Cabin Quarry, Como Bluff, Wyoming.  Authenticity guaranteed.  Note - A gem case will be included.

DL15         SIZE: 1-1/8"   

Note - Adding 6 Jurassic fossils in January 2023    Link to Sauropod teeth

Cappetta's "Handbook of Paleoichthyology - Volume 3B" book is back with as reprint in very limited quantities. This is without a doubt the best and most comprehensive book published about the fossil sharks to date covering the Mesozoic and Cenozoic eras (Triassic to Pliocene). Note - an intenational shipping surcharge will be required for qualified free shipping orders.

BB02          SIZE: 8-1/2" x 11"