Search results for: 'colorado thi'

A TOP QUALITY rare Araucaria mirabilis pine cone cut and polished specimen from Argentina. This cone has an insect boring - very cool. These Jurassic pine cones are exquisite and known for their highy quality and extreme preservation. This cone is large and shows both great interior and exterior detail.The internal detail is exceptional. Great color. An incredible cut and polished pine cone specimen. Authenticity guaranteed. Note - new specimen export has stopped for more than 10 years! This is an old collection piece.  

X304     Size: 2-1/2" x 2"

Note - Adding 7 rare Argentine pine cone specimens in May 2023.      Link to Pine Cone fossils.

A High Quality Carcharodon hastalis, Broad-tooth "Mako", shark tooth - upper jaw anterior tooth from the "De Kuilen" sand pit, Mill, The Netherlands. This tooth has excellent color and preservation. Sharp cutting edge. The age is late Miocene (approx. 6-8 million years ago). This species is the ancestor to the Great White shark and Carcharomodus escheri.. An excellent collector's tooth. Authenticity guaranteed.  

N107       SIZE: 1-9/16"

An Ultra Rare, Hexanchus griseus tooth from the Sacaco area of Peru. This is complete lower jaw tooth. Superb preservation and color. Ten very large and sharp primary cusps. An excellent complete root that has a crack, but the crown never cracked. No repair or restoration. Authenticity guaranteed. Museum Quality rare collector's tooth. Unfortunately there are no more teeth coming from this site. This is a piece from an old collection.

P753          Size: 1-7/16" (wide)

Note - Adding 9 new Peruvian Hexanchus teeth in March 2022 ->  Link to Hexanchus Teeth 

An Ultra Rare, LARGE Hexanchus griseus tooth from the Sacaco area of Peru. This is complete lower jaw tooth. Superb preservation and color. Fantastic charcoal gray color - very unique! Ten very large and sharp primary cusps. An excellent complete root. No repair or restoration. Authenticity guaranteed. Museum Quality rare collector's tooth. Unfortunately there are no more teeth coming from this site. This is a rare piece from an old collection.

P752          Size: 1-13/16" (wide)

Note - Adding 9 new Peruvian Hexanchus teeth in March 2022 ->  Link to Hexanchus Teeth 

An EXTRA LARGE, Top Quality Squalicorax curvatus tooth from Gove Co., Kansas. This specimen is on its original Niobrara Chalk matrix. An excellent example of this Cretaceous shark. Authenticity guaranteed. Perfect tooth.

KS201            SIZE: 7/16"

Note - Adding 7 new S. curvatus teeth in April 2020.   Link to Kansas S. Curvatus teeth

A LARGE "Prosqualodon" tooth with a massive root structure from the Sharktooth Hill area, near Bakersfield, CA. Excellent preservation and gorgeous color. Perfect root. Some tip damage - very typical for this species. A mid Miocene Giant Dolphin-like creature. Authenticity guaranteed. My favorite giant dolphin-like creature species.

ST904            SIZE: 2" (1-5/16" W)

An EXTRA LARGE, Top Quality Hexanchus griseus tooth from the Caldera Basin of Chile. A March Fossil of the Month. This is complete lower jaw tooth. Superb preservation and color. Thirteen very sharp and primary cusps. An excellent root - very unique & difficult to find! Near Perfect tooth tooth. Authenticity guaranteed. Museum Quality collector's tooth. Unfortunately there are no more teeth coming from this site. This is the largest complete / 100% natural Hexanchus tooth that I have!    Check out my new Blog - The Best of Chile - Shark Teeth   https://www.buriedtreasurefossils.com/blog/post/the-best-of-chile-fossil-shark-teeth/   

C401L  BoP         Size: 2-1/16"

Note - Adding 10 new Chilean Hexanchus teeth in March 2020 ->  Link to Hexanchus Teeth 

A large GEM, rare Hybodus longiconus tooth with well developed side cusps. This tooth is from Muschelkalk limestone - middle Triassic age (240 million years old).

FR232                 SIZE: 5/16"

A large GEM, rare Hybodus longiconus tooth with well developed side cusps. This tooth is from Muschelkalk limestone - middle Triassic age (240 million years old).

FR233                SIZE: 5/16"

A rare, Top Quality Anzu wyliei caudal (tail) vertebra from the Hell Creek Fm. of Montana. Anzu is referred to as the "Chicken from Hell". An excellent vertebra. Excellent light brown color and patina. This specimen has excellent perservation. Note - the open cell structure of this theropod vertabra. Also note the large pneumatic fossa on the sides - an Anzu vertebra trait. There is a segment of tendon fossilized with this vertebra. A top quality, collector's vertebra from the Hell Creek of Montana. Note - 2014 Anzu wyliei description paper attached below. Legally collected on private land in the Hell Creek Fm., McCone Co., Montana. Collected in 2003. Authenticity guaranteed. Museum Quality. These are rare vertebrae to find.

DA19       Size: 1-3/4"  ;  end dimensions:   1-5/8" x 2"

Note - Adding 14 Anzu wyliei bones & claws in September 2022.   Link to Anzu wyliei claws.

A very nice Otodus obliquus. Very difficult species to find at this site!  Very minor feeding wear at tip

B265    (Right)       Size: 7/ 16"

A GEM, ~5" Classic Lee Creek Megalodon tooth - an upper jaw A1 PRINCIPAL ANTERIOR tooth. This is the finest Lee Creek Meg that I have. The BEST of the BEST!

LC100          Size: 4-7/8" (3-5/16" W)