Search results for: 'long bartkowski note such'

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

A very rare, Top Quality Tyrannosaurus rex  tooth with a wicked break away; a possible sign of T.rex fighting breakage. This tooth measures 2-1/4". The enamel has excellent color and patina. Excellent anterior and posterior serrations. Base cross-section is a wide oval. One crack. No restoration. A top quality 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., Harding, So. Dakota. Authenticity guaranteed. Note - a Riker frame display is included. 

DT09        SIZE:  2-1/4"   (Base: 7/8" x 1/2"+)

Note - Adding 8 T. rex teeth in March 2024.    Link to T. rex teeth -->  T. rex teeth

A very rare, colorful Top Quality Tyrannosaurus rex  tooth. This tooth measures 2-1/8".  The enamel has an exceptional color and patina. Excellent mesial and distal serrations. Base cross-section is a tall oval. No hydration cracks. No repair or restoration. 100% natural. A top quality 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 Riker frame display is included. 

DT11        SIZE: 2-1/8"   (Base: 1-1/8" x 11/16")

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

A very rare, Top Quality Tyrannosaurus rex  partially rooted tooth. This tooth measures 15/16".  The enamel has an excellent color and patina. Excellent mesial and distal serrations. Base cross-section is a tall oval. No hydration cracks. No repair or restoration. 100% natural. A top quality juvenile rooted 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. 

DT13        SIZE: 15/16"   (Base: 1/2" x 3/8")

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

A very rare, MASSIVE, Top Quality Tyrannosaurus rex  tooth. This tooth measures 2".  The enamel has an excellent color and patina. Good mesial and  excellent distal serrations. Base cross-section is a very tall oval; nearly a circle! No repair or restoration. 100% natural. A top quality BIG tooth top! 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 Riker frame display is included. 

DT08        SIZE: 2"   (Base: 1-1/8" x 1")

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 1-9/16".  The enamel has an excellent color and patina. Exceptional enamel quality. Excellent mesial and distal serrations. Base cross-section is a tall oval No repair or restoration. 100% natural. A top quality 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 Riker frame display is included. 

DT07        SIZE: 1-9/16"   (Base: 13/16" x 1/2")

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 1-3/4".  The enamel has an exceptional color and patina. Excellent mesial and distal serrations. Base cross-section is a tall oval No repair or restoration. 100% natural. A top quality, anterior dentary 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., Perkins Co., So. Dakota. Authenticity guaranteed. Note - a Riker frame display is included. 

DT06        SIZE: 1-3/4"   (Base: 3/4" x 1/2")

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  premaxillary (front) tooth. This tooth measures 1-15/16".  The enamel has an excellent color and patina. Exceptional enamel quality. Good serrations. Base cross-section is a tall oval. No repair or restoration. 100% natural. A top quality BIG serrated 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., Garfield Co., Montana. Authenticity guaranteed. Note - a Riker frame display is included. 

DT04        SIZE: 1-15/16"   (Base: 13/16" x 5/8")

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

A very rare, High Quality Tyrannosaurus rex  tooth. This tooth measures 2-1/2". The enamel has an excellent color and patina. Very good mesial and distal serrations. Base cross-section is a extra large, tall oval. No hydration cracks. A small amount of crack fill and small sections were restored. A BIG high quality 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 Riker frame display is included. 

DT01        SIZE: 2-1/2   (Base: 1-5/16" x 1")

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

A very rare, colorful GEM Quality Tyrannosaurus rex  tooth. This tooth measures 2-1/16".  A June Fossil of the Month. The enamel has an exceptional two-tone color and patina (see Photos #2 & 3).  Incredible natural gloss. Exceptional mesial and distal serrations. Base cross-section is a tall oval. No hydration cracks. A small section on the distal carina is restored. A top quality 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., Butte Co., So. Dakota. Authenticity guaranteed. Note - a Riker frame display is included. 

DT12        SIZE: 2-1/16"   (Base: 1" x 9/16")

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

A very rare, Top Quality Edestus heinrichi shark tooth, from Herrin, Illinois. This is a Paleozoic shark that lived in swamps that our now underground coal deposits. Excellent preservation, serrations, and serration detail. The Edestus shark would have an upper and lower tooth whorl that are vertically opposed. Research showed that they could use their opposing teeth in a scissor-like motion to cut prey. It is the first animal to cut vertically. A very strange looking and unique acting shark. Shark recreation image is credited to Julio Lacerdo. These rare teeth are Pennsylvanian age from Illinois. No repair or restoration. Authenticity guaranteed. 

I15           SIZE:  1-1/4"    

Adding 14 Edestus shark specimens in January 2023.    Link to Edestus shark.

A very rare Edestus heinrichi  shark tooth, from Herrin, Illinois. This is a Paleozoic shark that lived in swamps that our now underground coal deposits. Very good preservation with excellent serrations. The Edestus shark would have an upper and lower tooth whorl that are vertically opposed. Research showed that they could use their opposing teeth in a scissor-like motion to cut prey. It is the first animal to cut vertically. A very strange looking and unique acting shark. Shark recreation image is credited to Julio Lacerdo. These rare teeth are Pennsylvanian age from Illinois. No repair or restoration. Authenticity guaranteed. 

I014             SIZE: 7/8"

Adding 15 Edestus shark specimens in April 2021.    Link to Edestus shark.