Search results for: 'cave of good is my co psit1/'

A Top Quality Machaeroprosopus (phytosaur) vertebra. Machaeroprosopus is an extinct genus of mystriosuchin leptosuchomorph phytosaur from the Late Triassic of the southwestern United States. The genus was previously refered to as Pseudopalatus. The vertebra bone quality is excellent with great color and patina. Minor crack fill. No restoration. A complete vertebra legally collected on private land in the Bull Canyon Formation, Quay Co., New Mexico. Authenticity guaranteed. A fantastic collector's quality phytosaur vertebra. This specimen comes complete with a custom steel diplay stand as shown.  Note - this specimen weighs 1.5 pounds and an international shipping supplement is required.

PHYT1        SIZE: 5-3/4" high x 5-1/2" wide x 1-5/8' length" (Height on stand = 7.5")

A Top Quality, Triceratops horridus frill 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 three horns and the large frill protecting its neck. This is a great frill section with excellent detail preserved. You can see all of the natural blood grooves across the surface of the frill. No repair or restoration. 100% natural specimen. Legally collected on private land in Carter Co., Montana. Authenticity guaranteed. 

DC47         SIZE: 2-3/4" Wide x 1-1/2" High x 1-1/2" Thick

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

A rare, Quality Anzu wyliei toe (pes) claw section from the Hell Creek Fm. of SE Montana. Anzu is referred to as the "Chicken from Hell". An excellent partial pes claw. Excellent rich brown color and patina. The proximal end is missing. A quality, collector's claw from the Hell Creek of Montana. Note - 2014 Anzu wyliei description paper attached below. Check out our selection of top quality Anzu wyleii claws! Legally collected on private land in the Hell Creek Fm., Carter Co., Montana. Authenticity guaranteed. Note - a Gem case display will be included.

DA07       Size: 1-1/8" (straightline)    

Note - Adding 3 Anzu wyliei claws in December 2024.      Link to Anzu wyliei claws.

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, Triceratops horridus frill 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 three horns and the large frill protecting its neck. This is a great frill section with excellent detail preserved. You can see all of the natural blood grooves across the surface of the frill. No repair or restoration. 100% natural specimen. Legally collected on private land in Carter Co., Montana. Authenticity guaranteed. 

DC45         SIZE: 2-1/2" Wide x 1-3/4" High x 1-1/4" Thick

Note - Adding 15 new Triceratops bones in September 2025.       Link to Triceratops fossils catalog

A Top Quality, Triceratops horridus frill 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 three horns and the large frill protecting its neck. This is a great frill section with excellent detail preserved. You can see all of the natural blood grooves across the surface of the frill. No repair or restoration. 100% natural specimen. Legally collected on private land in Garfield Co., Montana. Authenticity guaranteed. 

DC43         SIZE: 4-1/2" Wide x 2-3/4" High x 1-3/16" Thick

Note - Adding 15 new Triceratops bones in September 2025.       Link to Triceratops fossils catalog

A Top Quality, Triceratops horridus brow horn 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 three horns and the large frill protecting its neck. This is a great brow horn wedge section with excellent detail preserved. Incredible surface and patina. You can see all of the natural blood grooves across the surface of this horn. No repair or restoration. 100% natural specimen. Legally collected on private land in Carter Co., Montana. Authenticity guaranteed. 

DC55         SIZE: 2-3/4" Wide x 1-1/8" Thick

Note - Adding 15 new Triceratops bones in September 2025.       Link to Triceratops fossils catalog

A Top Quality, Triceratops horridus brow horn 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 three horns and the large frill protecting its neck. This is a great brow horn wedge section with excellent detail preserved. Incredible surface and patina. You can see all of the natural blood grooves across the surface of this horn. No repair or restoration. 100% natural specimen. Legally collected on private land in Carter Co., Montana. Authenticity guaranteed. 

DC55         SIZE: 5-1/2-" Wide x 2" Thick

Note - Adding 15 new Triceratops bones in September 2025.       Link to Triceratops fossils catalog

A Top Quality Priscacara (Cockerellites) liops fish from the 18" layer, Green River Fm., Lincoln Co. Wyoming. The Priscacara liops is an extinct Perch from the Eocene age (50 MYA) in the ancient Lake Gosiute deposit. This piece is from the 18 Inch Layer which is extremely hard and difficult to prepare. It also provides the most detailed, highly preserved fossils. Exceptional preservation and preparation. No repair. All natural.  Authenticity guaranteed. Museum Quality. An excellent display piece!  Note - This item weighs 5.5 lbs. and will have shipping supplement for international free shipping orders.

X487         SIZE: 5"    Plate size: 9.75" x 8"

Note - Adding 17 Green River Fm. Fossil fish in November 2025 --> Link to Fossil Fish

A Large, Top Quality Priscacara (Cockerellites) liops fish from the 18" layer, Green River Fm., Lincoln Co. Wyoming. The Priscacara liops is an extinct Perch from the Eocene age (50 MYA). This piece is from the 18 Inch Layer which is extremely hard and difficult to prepare. It also provides the most detailed, highly preserved fossils. Exceptional preservation and preparation. No repair. All natural. Authenticity guaranteed. Museum Quality. An excellent display piece!  Note - This item weighs 2.5 lbs. An international shipping surcharge will be applied to "Free Shipping". Please inquire for cost.

X486         SIZE: 5-1/2"       Plate size is 10" x 8.5".

Note - Adding 17 Green River Fm. Fossil fish in November 2025 --> Link to Fossil Fish

A rare Top Quality Struthiomimus altus foot (pes) claw from the late Cretaceous of North America. A juvenile Struthiomimus  foot claw. Struthiomimus is a long legged, bipedal, toothless dinosaur found in the Hell Creek formation. The Struthiomimus means "ostrich mimic" which best describes this species. Excellent bone quality and color. Excellent bone preservation. Tip  is repaired which is common. Legally collected on private land in the Hell Creek Fm., Garfield Co., Montana. An excellent collector's quality Struthiomimus pes claw bone.  Authenticity guaranteed. Specimen comes with a Riker display case.

DS14       SIZE: 1-15/16"   (Proximal end: 3/4" height x 9/16" wide)

Note - Adding 5 Struthiomimus  claws in November 2025.    Link to Struthiomimus fossils catalog

A Knightia fish mortality plate with three fish from the Green River Fm., Lincoln Co. Wyoming. This piece is from the 18 Inch Layer which is extremely dense and difficult to prepare. It also provides the most detailed, highly preserved fossils.The Knightia eocaena is a Herring-like fish from the Eocene age (50 MYA).  Exceptional preservation and preparation. No repair. All natural. Authenticity guaranteed. An exceptional display piece.  Note - This item weighs 2 lbs. An international shipping surcharge will be applied to "Free Shipping". Please inquire for cost.

X463        SIZE: 4" (largest)      Plate size:  7.5" x 5" 

Note - Adding 17 Green River Fm. Fossil fish in November 2025 --> Link to Fossil Fish