Search results for: 'grows black 20 inch thick ridg'

A LARGE, GEM modern Mako shark tooth from the Shortfin Mako shark, Isurus oxyrhnychus. Bright white color. Perfect tooth.. An extra large lateral tooth. Authenticity guaranteed.

MM09           SIZE: 1-1/8"

Note- adding 10 Mako shark teeth in January 2020.  -> Link to modern Mako shark teeth.

A LARGE, Top Quality modern Mako shark tooth from the Shortfin Mako shark, Isurus oxyrhnychus. Bright white color. Near perfect tooth. An extra large lateral tooth. Authenticity guaranteed.

MM08           SIZE: 1-1/16"

Note- adding 10 Mako shark teeth in January 2020.  -> Link to modern Mako shark teeth.

An EXTRA LARGE, Top Quality modern Mako shark tooth from the Shortfin Mako shark, Isurus oxyrhnychus. Bright white color. Near perfect tooth.. An extra large anterior tooth. Authenticity guaranteed.

MM02            SIZE: 1-7/16"

Note- adding 10 Mako shark teeth in January 2020.  -> Link to modern Mako shark teeth.

An EXTRA LARGE, Top Quality modern Mako shark tooth from the Shortfin Mako shark, Isurus oxyrhnychus. Bright white color. Perfect tooth. An extra large anterior tooth. Authenticity guaranteed. You don't see 2" Mako teeth very often!

MM05            SIZE: 1-15/16"

Note- adding 22 modern shark teeth in July 2020.  -> Link to modern Mako shark teeth.

A LARGE, Top Quality modern Mako shark tooth from the Shortfin Mako shark, Isurus oxyrhnychus. Bright white color. Perfect tooth. An extra large lateral tooth. Authenticity guaranteed.

MM07           SIZE: 1-1/16"

Note- adding 4 Mako shark teeth in January 2022.  -> Link to modern Mako shark teeth.

A Top Quality Ptychodus decurrens, an extinct durophagous (shell-crushing) shark, tooth from Travis Co., Texas. An excellent example of this Upper Cretaceous So. Bosque Shale Fm. tooth. These massive teeth have a design with transverse ridges extending across the cusp face and the margins. Authenticity guaranteed. Near perfect tooth. A rare species.

T105            SIZE: 3/8"

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

A Top Quality Ptychodus latissimus, an extinct durophagous (shell-crushing) shark, tooth from Ellis Co., Texas. An excellent example of this Upper Cretaceous Atco Fm. tooth. These massive teeth have a design with 5 to 6 strong transverse ridges extending across the cusp face and granular margins. Authenticity guaranteed.  Near perfect tooth - some root loss. 

T292            SIZE: 5/8"

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

A Top Quality Ptychodus whipplei, an extinct durophagous (shell-crushing) shark, tooth from Dallas Co., Texas. An excellent example of this Upper Cretaceous Atco Fm. tooth. These massive teeth have a design with a very tall conical cusp with transverse ridges extending across the cusp face, but typically do not reach the margin. Authenticity guaranteed. 

T033            SIZE: 5/8"

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

A LARGE, TOP QUALITY Smooth Hammerhead shark tooth, Sphyrna zygaena, from Baja, Mexico. Excellent color and serrations. A large lateral tooth from a Miocene land deposit in the Rosarita Beach Fm. No repair or restoration.  Authenticity guaranteed. A scarce collector's tooth from a rare locality.

MX361            SIZE: 1/2"+

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

 A rare, Cretaceous shark vertebra with excellent color. Exceptional concentric growth rings well preserved. Very thick at 5/8". Centra faces are very clean and very well preserved. Cretaceous age.Excellent quality.      

M1170           SIZE: 1-3/8"

 A rare, Cretaceous shark vertebra with excellent color. Exceptional concentric growth rings well preserved. Very thick at 5/8". Centra faces are very clean and very well preserved. Cretaceous age.Excellent quality. 

M1171            SIZE: 1-3/8"

A rare, Cretaceous shark vertebra with excellent color. Exceptional concentric growth rings well preserved. Very thick at 1/2". Centra faces are very clean and very well preserved. Cretaceous age.Excellent quality.  

M1172           SIZE: 1-3/16"