Search results for: 'https://en.wikipedia.org › wiki › Bull_shark The bull shark (Carcharhinus leucas'

A Top Quality Ptychodus mortoni, an extinct durophagous (shell-crushing) shark, tooth from Dallas Co., Texas. An excellent example of this Upper Cretaceous Eagle Ford Fm. tooth. These  teeth have a design that includes a high cusp with radiating occlusal ridges extending across the cusp face. Authenticity guaranteed. P. mortoni is a rare species in Texas, and when teeth get this large they are extremely rare!  

T393            SIZE: 7/8"

Adding 24 Ptychodus mortoni teeth in August 2025.   Link to Texas shark teeth

A Top Quality Ptychodus mortoni, an extinct durophagous (shell-crushing) shark, tooth from Dallas Co., Texas. An excellent example of this Upper Cretaceous Eagle Ford Fm. tooth. These  teeth have a design that includes a high cusp with radiating occlusal ridges extending across the cusp face. Authenticity guaranteed. P. mortoni is a rare species in Texas, and when teeth get this large they are extremely rare!  

T388            SIZE: 7/8"

Adding 24 Ptychodus mortoni teeth in August 2025.   Link to Texas shark teeth

A Top Quality Ptychodus mortoni, an extinct durophagous (shell-crushing) shark, tooth from Dallas Co., Texas. An excellent example of this Upper Cretaceous Eagle Ford Fm. tooth. These  teeth have a design that includes a high cusp with radiating occlusal ridges extending across the cusp face. Authenticity guaranteed. P. mortoni is a rare species in Texas, and when teeth get this large they are extremely rare!  

T387            SIZE: 15/16"

Adding 24 Ptychodus mortoni teeth in August 2025.   Link to Texas shark teeth

A Top Quality Ptychodus mortoni, an extinct durophagous (shell-crushing) shark, tooth from Dallas Co., Texas. An excellent example of this Upper Cretaceous Eagle Ford Fm. tooth. These  teeth have a design that includes a high cusp with radiating occlusal ridges extending across the cusp face. Authenticity guaranteed. P. mortoni is a rare species in Texas, and when teeth get this large they are extremely rare!  

T386            SIZE: 15/16"

Adding 24 Ptychodus mortoni teeth in August 2025.   Link to Texas shark teeth

A gorgeous Bramble shark dermal spine.

C870S            SIZE: 7/16"

Symmorium sp.; an  Extinct Symmorid shark

 An EXTRA LARGE collector's tooth. Nicely articulated. An extraordinary collector's tooth!

Z095           SIZE: 3/4" H x   1" W

A Top Quality Cretodus semiplicatus, an extinct Mackerel shark, tooth from Grayson Co., Texas. An excellent example of this Lower Cretaceous Eagle Ford Fm. tooth. These massive teeth have a design that includes a large / heavy root with high root face, a narrow crown width, and broad side cusps. This is a juvenile lateral tooth with perfect side cusps. Authenticity guaranteed. Perfect tooth.

T187            SIZE: 3/4"

Note - Adding 100+ new Texas shark teeth in October 2021.   Link to Texas shark teeth

 A rare, early Permian Primitive shark tooth from Orthacanthus texensis. 

OK003             SIZE: 5/16"

 A rare, early Permian Primitive shark tooth from Orthacanthus texensis. 

OK004             SIZE: 5/16"

 A rare, early Permian Primitive shark tooth from Orthacanthus texensis. 

OK005            SIZE: 5/16"

A rare, early Permian Primitive shark tooth from Orthacanthus texensis. 

OK006            SIZE: 1/4"

 An excellent pair of Isurus praecursor shark teeth. Posterior teeth.

SC1279 (Left)            SIZE: 11/16"