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

A Top Quality Thescelosaurus neglectus toe bone pair from the late Cretaceous of northern North America. Thescelosaurus is a mid-sized dinosaur found in the Hell Creek formation. These bones are excellent quality with excellent color / patina. They were found together and could be associated. No repair or restoration. Legally collected on private land in the Hell Creek Fm., Carter Co., Montana. Excellent collector's quality Thescelosaurus toe bones. Authenticity guaranteed.

DI36       SIZE: 1-5/8"  (2 digits)

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

An EXTRA LARGE, Top Quality Thescelosaurus neglectus toe bone from the late Cretaceous of northern North America. Thescelosaurus is a mid-sized dinosaur found in the Hell Creek formation. This bone has excellent quality with excellent color / patina. No repair or restoration. Legally collected on private land in the Hell Creek Fm., Garfield Co., Montana. Excellent collector's quality Thescelosaurus toe bones. Authenticity guaranteed.

DI31       SIZE: 1-5/8"  x  1-3/4" wide

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

A very rare Top Quality, Allosaurus fragilis toe claw (pes claw). A January Fossil of the Month. This Allosaurus toe claw measures 3-1/16". Highest quality bone. Great rich black - brown color. Exceptional overall condition. No repair or restoration. Allosaurus was the apex predator during the late Jurassic. Legally collected on private land in the Morrison Fm., Grand Co., Utah. Authenticity guaranteed. A fantastic specimen!  Note -  A Riker display frame is included.

DL41         SIZE: 3-1/16"   (13/16" wide)  

Note - Adding 8 Allosaurus fossils in January 2023    Link to Dinosaur bones

A rare EXTRA LARGE, Top Quality Triceratops horridus occipital condyle with brain case attached from the late Cretaceous of northern North America. Triceratops was a large ceratopsian dinosaur found in the Hell Creek and Lance Creek formations which is know for three horns and the large frill protecting its neck. This is a beautiful 4-1/2" occipital condyle with exceptional detail preserved. This large codyle has fantastic color and patina plus a large section of braincase is attached. Note - The occipital condyle was the connection point of the Triceratops massive skull to the vertebrae column, and it allowed for maximum rotation of the head. No repair or restoration. 100% natural specimen. Legally collected on private land in Powder River Co., Montana. Authenticity guaranteed. Note - This massive bone structure weighs 14 pounds. An international shipping supplement is required. Please inquire.

DC53  BoP    SIZE: 4-1/2" Condyle diameter ;  Specimen size: 11" x 6-1/2" wide

Note - Adding 20 new Triceratops bones in July 2022.       Link to Triceratops fossils catalog

A rare, Top Quality Edmontosaurus annectens finger from the late Cretaceous of North America. Edmontosaurus is a very large hadrosaur or "duck-bill" dinosaur found in the Hell Creek formation. The finger includes two carpals and a manus claw. Edmontosaurus was mainly bipedal, but could walk on all four legs in search of food. As noted by the front leg size difference, Edmontosaurus could put little weight on them. Excellent bone quality. Minor crack fill. No restoration. Legally collected on private land in the Hell Creek Fm., Harding Co., So. Dakota. An excellent collector's quality Edmontosaurus finger.  Authenticity guaranteed.  Note - Edmontosaurus carpal bones and unguals are very scarce. I rarely see them. T. rex must have eaten them...

DH46        SIZE: 6-5/8" (length)  2" (width)

Note - Adding 21Edmontosaurus bones / claws in May 2025.       Link to Edmontosaurus fossils catalog

A very rare EXTRA LARGE, Top Quality Torvosaurus tanneri  tooth from the Morrison Fm. A January Fossil of the Month. This Torvosaurus crown measures 2" and is 1-1/4" wide. The tooth measures 3-1/4" with the partial root. This is a BIG Torvosaurus tooth big serrations on both carinae (1.5 ser. per mm) and the mesial carina extends less than 1/2 of the crown. The enamel is high quality. Great rich dark brown color. Excellent anterior and posterior serrations. Minor natural crushing on the left bottom is stabilized. Excellent overall condition. There is minor restoration at the high point of the base of the crown.. Torvosaurus was the apex predator during the late Jurassic with large teeth designed to slash predators. Legally collected on private land in the Morrison Fm., Bone Cabin Quarry, Albany Co., Wyoming. Authenticity guaranteed.  Note - A Riker display frame is included. (Note - this tooth was incorrectly described as Allosaurus earlier.)

DL01         SIZE: 2" crown (1-1/4" wide)

Note - Adding 9 Jurassic teeth & bones in January 2024.    Link to Allosaurus teeth

A Top Quality Triceratops horridus nasal horn section from the late Cretaceous of northern North America. A September Fossil of the Month. Triceratops was a large ceratopsian dinosaur found in the Hell Creek and Lance Creek formations which is know for three horns and the large frill protecting its neck. A complete nasal horn. This is an exceptional nasal horn with excellent detail preserved. You can see all of the natural blood grooves around the surface of the horn and the skull bone is attached to the rear of the horn. There is mall amount of crack fill. No restoration. 100% natural specimen. It comes with a sturdy custom steel stand as shown. A fantastic fossil overall for display. Legally collected on private land in Corson Co., So. Dakota. Authenticity guaranteed. Certification of Authentication provided. A excellent nasal norn. This is a rare opportunity to own a very special horn. This is a special high end Triceratops horn.      

DC52         SIZE: 6-1/2" Long x  4-3/8"  High;   Height on stand: 6-1/2"

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

A Top Quality Edmontosaurus annectens tail (caudal) vertebra from the late Cretaceous of North America. Edmontosaurus is a very large hadrosaur or "duck-bill" dinosaur found in the Hell Creek formation. Bone quality is excellent. No cracks. No repair or restoration. Legally collected on private land in the Hell Creek Fm., Carter Co., Montana. An excellent collector's quality Edmontosaurus vertebra.  Authenticity guaranteed. 

DH64        1-5/16" (centrum wide) & 15/16" (length)

Note - Adding 22 Edmontosaurus bones / claws in April 2024.       Link to Edmontosaurus fossils catalog

A LARGE, Top Quality Edmontosaurus annectens toe from the late Cretaceous of North America. Edmontosaurus is a very large hadrosaur or "duck-bill" dinosaur found in the Hell Creek formation. This is a non-associated set of toe bones from the outer toe (toe IV - see diagram), and it consists of four four toe bones (Phalanx 1 thru 4) and a pes hoof core (ungual). Bone quality is excellent with minor crack fill on Phalanx 1 & 2 only. Other pieces are perfect including an exceptional pes ungual. No restoration. Legally collected on private land in the Hell Creek Fm., Carter & Garfield Co., Montana. An exceptional collector's quality Edmontosaurus toe.  Authenticity guaranteed.

DH41 BoP    SIZE: 12-1/4" (combined length) ; Phalanx #1 3-7/8" x 5" ; Pes Ungual 3-3/4" x 3-1/2"

Note - Adding 4 Edmontosaurus toes / claws in August 2020.       Link to Edmontosaurus fossils catalog

A LARGE, Top Quality Edmontosaurus annectens tail (caudal) vertebra from the late Cretaceous of North America. Edmontosaurus is a very large hadrosaur or "duck-bill" dinosaur found in the Hell Creek formation. Very good bone quality and color. The vertebra is very complete with both processes and a good section of the neural arch with a well defined neural notch remains. Very good bone preservation. Basic crack fill on the two processes which is to be expected. No repair or restoration. Legally collected on private land in the Hell Creek Fm., Carter Co., Montana. An excellent collector's quality Edmontosaurus vertebra.  Authenticity guaranteed. Note - This items weighs 2.5 pounds and an international shipping surcharge will be applied to the "free shipping" offer.

DH53 BoP        SIZE: 7" (wide) x 6-3/4" (height)  x 3-1/2" (length)

Note - Adding 12 Edmontosaurus bones / claws in August 2021.       Link to Edmontosaurus fossils catalog

A TOP QUALITY, Dolphin tooth from the Bahia Iglesa Fm. of central Chile. Gorgeous color and preservation. Complete tooth. Type #3 - Bulbous crown and a "straight" round root. A rare species. Perfect tooth. Authenticity guaranteed.

C919        Size: 15/16"

Note - Adding 32 Dolphin teeth / ear bones in March 2025.  Link -> Chilean Dolphin fossils

A TOP QUALITY, Dolphin tooth from the Bahia Iglesa Fm. of central Chile. Gorgeous color and preservation. Complete tooth. Type #4 - Conical crown and a  bent round root. A rare species. Perfect tooth. Authenticity guaranteed.

C918        Size: 1"

Note - Adding 32 Dolphin teeth / ear bones in March 2025.  Link -> Chilean Dolphin fossils