Search results for: 'dure size fossil calcul e'

Tyrannosaurus rex tooth section with serrations. This tooth section measures 1-1/8". The top quality enamel has exceptional color and patina. This section is from the distal or rear carina. Serrations run down the center of the section.  Wall thickness is 5/16". A 100% natural tooth section. T-Rex was the apex during the late Cretaceous with massive teeth capable of crushing its prey. See the detailed description to determine how to tell a real T-Rex tooth! Legally collected on private land in the Hell Creek Fm., Powder River Co., Montana. Authenticity guaranteed. 

DT26          SIZE: 1-1/8" x 3/8"  

Note - Adding 12 T. rex teeth / teeth sectons in June 2025.   Link to T. rex teeth -->  T. rex teeth

A very rare, Top Quality juvenile premaxillary Tyrannosaurus rex  tooth . This tooth measures 7/8".  The enamel has excellent color and patina. Excellent serrations on the right carina. Base cross-section is a tall oval. No hydration cracks. No repair or restoration. A 100% natural tooth. A top quality premaxillary tooth! T-Rex was the apex during the late Cretaceous with massive teeth capable of crushing its prey. See the detailed description to determine how to tell a real T-Rex tooth! Legally collected on private land in the Hell Creek Fm., Carter Co., Montana. Authenticity guaranteed. Note - a Gem case display is included. 

DT15        SIZE:  7/8"   

Note - Adding 16 T. rex teeth in June 2024.    Link to T. rex teeth -->  T. rex teeth

A very rare, High Quality Tyrannosaurus rex  tooth tip. This tooth tip measures 3/4".  The enamel has good color and patina. Very good anterior and posterior serrations. Base cross-section is a tall oval. No hydration cracks. No repair or restoration. A 100% natural tooth. T-Rex was the apex during the late Cretaceous with massive teeth capable of crushing its prey. See the detailed description to determine how to tell a real T-Rex tooth! Legally collected on private land in the Hell Creek Fm., Carter Co., Montana. Authenticity guaranteed. Note - a Gem case  display is included. 

DT16        SIZE:  3/4"   (Base: 5/8" x 5/16")

Note - Adding 9 T. rex teeth in December 2025.    Link to T. rex teeth -->  T. rex teeth

A very rare, LARGE, Top Quality Tyrannosaurus rex  tooth tip. This tooth tip measures 15/16".  The enamel has excellent color and patina. Good anterior and posterior serrations. Base cross-section is a very tall oval. No hydration cracks. No repair or restoration. A 100% natural tooth. T-Rex was the apex during the late Cretaceous with massive teeth capable of crushing its prey. See the detailed description to determine how to tell a real T-Rex tooth! Legally collected on private land in the Hell Creek Fm., Garfield Co., Montana. Authenticity guaranteed. Note - a Gem case  display is included. 

DT14        SIZE:  15/16"   (Base: 3/4" x 9/16")

Note - Adding 9 T. rex teeth in December 2025.    Link to T. rex teeth -->  T. rex teeth

A very rare, Top Quality Tyrannosaurus rex  tooth. This tooth measures 2-1/16".  The enamel has an excellentl color and patina. Excellent mesial and distal serrations. Base cross-section is a tall oval. Tip is repaired. A top quality maxillary tooth! T-Rex was the apex during the late Cretaceous with massive teeth capable of crushing its prey. See the detailed description to determine how to tell a real T-Rex tooth!  Legally collected on private land in the Hell Creek Fm., Powder River Co., Montana. Authenticity guaranteed. Note - a Riker frame display is included. 

DT05        SIZE: 2-1/16"   (Base: 1-1/16" x 11/16")

Note - Adding 9 T. rex teeth in December 2025.   Link to T. rex teeth -->  T. rex teeth

An ultra rare, Top Quality Heptranchias karagalensis, Sharpnose Sevengill shark tooth from Usak, Kazakhstan. A June Fossil of the Month. This lower jaw tooth has 8 primary cusps. An Eocene (Priabonsian), Adaj Fm. Cow shark species. The Kazakh Heptranchias karagalensis teeth are extremely rare and excellent examples are hard to locate. No repair or restoration. Authenticity guaranteed. Near perfect tooth. Old collection material. The Heptranchias teeth from Kazakhstan shark teeth were never commercially available!

K475          SIZE: 11/16"

Note - Adding 18 Rare Kazakh Hexanchus & Heptranchias  teeth in June 2023.    Kazakhstan Hexanchus teeth Catalog

An ultra rare, GEM Quality Tyrannosaur hand bone from the late Cretaceous (Campanian) in northern North America. Please note that this toe bone could Gorgosaurus or Daspletosaurus - see Detailed Discussion below. An October Fossil of the Month. This hand bone measures 1-7/16" - an exceptional quality, juvenileTyrannosaur hand bone. The bone is the highest quality and complete with excellent color. It has the characteristic hump on top. No cracks. No repair or restoration. Legally collected on private land in the Judith River Fm., Winifred Co., Montana. Authenticity guaranteed. An excellent, rare collector's hand bone. A very rare find!  A Riker display case is included.

DY32         SIZE: 1-7/16"  (Proximal End size: 13/16" x  3/4")

Link to Tyrannosaur teeth catalog.

A Scarce, High Quality Megalodon tooth from Dakhla area, Western Sahara, Morocco. Excellent color. These Megalodon teeth are great for gifts, class room, or starting your fossil shark tooth or Megalodon collection. These Megs are Miocene age - about 14 MYA.  Authenticity guaranteed. You don't see many of these Moroccan Meg teeth today.  

M075            SIZE: 3-1/16"

Adding 18 Moroccan Megalodon teeth in October 2020.       Link to Moroccan Megalodon teeth

A rare Prognathodon anceps jaw section from the Cretaceous of Morocco. A November Fossil of the Month.This rare jaw section still resides in its original matrix. The jaw is all natural and exhibits a single typical crack that occur to jaws during fossilization. There are 7 original teeth that remain in the jaw (they are not reinserted).  Exceptional condition and preservation. A rare Mosasaur jaw section from the hero of Jurassic World!  Note - the large Moroccan Mosasaur has been renamed to a Prognathodon genus. No repair or restoration. An exceptional natural jaw section. Authenticity guaranteed. (Note - This specimen weighs 3.3 lbs and an International shipping would be included.)

M1090           SIZE: 8-1/2"  x  2-1/2"" jaw height

Note - Adding 12 new Mosasaur specimens in November 2024. -->  Link to Mosasaur teeth.

An EXTRA LARGE, Top Quality serrated Albertosaurus premaxillary tooth from the late Cretaceous (Campanian) in northern North America. This tooth measures 1-7/16" - an excellent Tyrannosaur tooth. The enamel is high quality with excellent color. Excellent serrations - rare for a PM tooth. Serrated to the tip. Extra wide. No cracks, repair or restoration. Legally collected on private land in the Horseshoe Canyon Fm. (Horsethief Member) , Alberta, Canada. An excellent Albertosaurus PM tooth based on size and roundness of the tooth cross-section. Authenticity guaranteed. An excellent rare serrated collector's premaxillary tooth.  Note - tooth comes with a Riker display frame. Disposition number 000028-0000029. 

DY23c       SIZE: 1-7/16"   Base: 3/4" x 3/8"

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

A Scarce, High Quality Megalodon tooth from Dakhla area, Western Sahara, Morocco. These Megalodon teeth are great for gifts, class room, or starting your fossil shark tooth or Megalodon collection. These Megs are Miocene age - about 14 MYA. No repair or restoration. Authenticity guaranteed. You don't see many of these Moroccan Meg teeth today.  

M082            SIZE: 1-11/16"

Adding 18 Moroccan Megalodon teeth in October 2020.       Link to Moroccan Megalodon teeth

A Scarce, High Quality Megalodon tooth from Dakhla area, Western Sahara, Morocco. These Megalodon teeth are great for gifts, class room, or starting your fossil shark tooth or Megalodon collection. These Megs are Miocene age - about 14 MYA. No repair or restoration. Authenticity guaranteed. You don't see many of these Moroccan Meg teeth today.  

M077            SIZE: 2-3/16"

Adding 18 Moroccan Megalodon teeth in October 2020.       Link to Moroccan Megalodon teeth