Search results for: 'bear evolution paleozo à fish revêtue'

A very rare, LARGE, Top Quality Edestus heinrichi shark tooth, from Herrin, Illinois. This is a Paleozoic shark that lived in swamps that our now underground coal deposits. A rare double crown section with lots of pyrite. 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 or a vertical whipping 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. 

I04        SIZE:  3" w/ root  (1-7/8" crown) 

Adding 22 Edestus shark teeth in July 2025.    Link to Edestus shark.

A very rare Glyphis glyphis tooth, the Speartooth shark, from Sumatra, Indonesia. These teeth were deposited in the Telisa formation - a shallow marine environment during the middle Miocene (approx. 15 million years ago.) A very unique collector's tooth. D177 is an excellent upper jaw anterior tooth. Note - "spear-like" crown development. My best upper jaw tooth! Authenticity guaranteed.

D177        SIZE: 1/2"

Note - 16 new Sumatran Glyphis glyphis teeth added in January 2018.       Link to Sumatran teeth.

A very rare, EXTRA LARGE, Top Quality Edestus heinrichi shark tooth, from Herrin, Illinois. This is a Paleozoic shark that lived in swamps that our now underground coal deposits. An extra large crown and root section. 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 or a vertical whipping 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. 

I05        SIZE:  5" w/ root  (2-5/8" crown) 

Adding 22 Edestus shark teeth in July 2025.    Link to Edestus shark.

A Quality Galeocerdo cuvier, the Tiger shark, tooth from Baja, Mexico. Good quality enamel. A nice tan & white colored crown and root. Great color! Sharp serrations. Great eye appeal. A Baja collector's Tiger shark tooth. No repair or restoration. This tooth was found in the Gloria Fm. - Pliocene (2.2 MYA).  Authenticity guaranteed. A Tiger shark tooth from a rare locality!

MX213       SIZE: 13/16"  

Posting 19 species (68 rare shark teeth) from Baja, Mexico.   Link to Mexican shark teeth -> Mexico shark 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. An incredible brown colored specimen - very unusual. 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 or a vertical whipping 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. 

I10        SIZE:  3-1/2" w/ root  (1-5/8" crown) 

Adding 22 Edestus shark teeth in July 2025.    Link to Edestus shark.

An EXTRA LARGE, Galeocerdo cuvier, the Tiger shark, tooth from Baja, Mexico. High quality enamel. An excellent tan colored crown and root. Great color! Sharp serrations. Great eye appeal. A BIG Baja collector's Tiger shark tooth. No repair or restoration. This is a Pliocene tooth from Gloria Fm.  Authenticity guaranteed. A Tiger shark tooth from a rare locality!

MX211       SIZE: 1-5/16"  

Posting 19 species (68 rare shark teeth) from Baja, Mexico.   Link to Mexican shark teeth -> Mexico shark teeth

An EXTRA LARGE, Top Quality Galeocerdo cuvier, the Tiger shark, tooth from Baja, Mexico. Highest quality enamel. An excellent tan colored crown and root. Great color! Sharp serrations. Great eye appeal. A BIG Baja collector's Tiger shark tooth. No repair or restoration. This tooth was found in the Tirabuzon Fm. - Pliocene (2.2 MYA).  Authenticity guaranteed. A Tiger shark tooth from a rare locality!

MX212       SIZE: 1-1/4"  

Posting 19 species (68 rare shark teeth) from Baja, Mexico.   Link to Mexican shark teeth -> Mexico shark teeth

An ultra rare, LARGE, Top Quality Edestus heinrichi partial tooth whorl, from Herrin, Illinois. A July Fossil of the Month. This is a Paleozoic shark that lived in swamps that our now underground coal deposits. An ultra rare triple crown whorl section with exceptional quality crowns. 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 or a vertical whipping 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. 

I03        SIZE:  6-5/8" w/ root  (1-7/8" crown) 

Adding 22 Edestus shark teeth in July 2025.    Link to Edestus shark.

A rare Sphyrna mokarran tooth, the Great Hammerhead shark, from Sumatra, Indonesia. These teeth were deposited in the Telisa formation - a shallow marine environment during the middle Miocene (approx. 15 million years ago.) A unique collector's tooth. These teeth are finely serrated. D044 is the top quality tooth. Authenticity guaranteed.

D044        SIZE: 7/16"

Note - 6 new Sumatran Hammerhead teeth added in January 2018.       Link to Sumatran teeth.

A rare Carcharhinus plumbeus tooth, the Sandbar shark, from Sumatra, Indonesia. These teeth were deposited in the Telisa formation - a shallow marine environment during the middle Miocene (approx. 15 million years ago.) A very unique collector's tooth. D081 is the upper jaw tooth on the left. Authenticity guaranteed.

D081 (Left)       SIZE: 7/16"

Note - 50+ new Sumatran Carcharhinus teeth (4 species) added in January 2018.       Link to Sumatran teeth.

A rare Carcharhinus plumbeus tooth, the Sandbar shark, from Sumatra, Indonesia. These teeth were deposited in the Telisa formation - a shallow marine environment during the middle Miocene (approx. 15 million years ago.) A very unique collector's tooth. D082 is the upper jaw tooth on the right. Authenticity guaranteed.

D082 (Right)       SIZE: 7/16"

Note - 50+ new Sumatran Carcharhinus teeth (4 species) added in January 2018.       Link to Sumatran teeth.

A rare Carcharhinus plumbeus tooth, the Sandbar shark, from Sumatra, Indonesia. These teeth were deposited in the Telisa formation - a shallow marine environment during the middle Miocene (approx. 15 million years ago.) A very unique collector's tooth. D083 is the upper jaw tooth on the left. Authenticity guaranteed.

D083 (Left)       SIZE: 7/16"+

Note - 50+ new Sumatran Carcharhinus teeth (4 species) added in January 2018.       Link to Sumatran teeth.