Search results for: 'frame shark teeth four site'

A Top Quality Notorhynchus tooth - a Sevengill Cow shark, from the Randle's Cliff, Maryland.  A lower jaw tooth with 6 primary cusps. This tooth has an excellent blue - gray color with a tan root. Great color and preservation.  This is an early Miocene age, Calvert Formation tooth. An excellent collector's tooth. Authenticity guaranteed. 

MD408         Size: 1-1/16"

Note adding 23 Maryland Cow shark teeth in June 2022.  --> Link to Maryland Cow Shark teeth

A Top Quality Notorhynchus tooth - a Sevengill Cow shark, from the Randle's Cliff, Maryland.  A lower jaw tooth with 7 primary cusps. This tooth has an excellent blue - gray color with a tan root. Great color and preservation. This is an early Miocene age, Calvert Formation tooth. An excellent collector's tooth. Authenticity guaranteed. 

MD407         Size: 1-1/16"

Note adding 23 Maryland Cow shark teeth in June 2022.  --> Link to Maryland Cow Shark teeth

A Top Quality Notorhynchus tooth - a Sevengill Cow shark, from the Randle's Cliff, Maryland.  A lower jaw tooth with 7 primary cusps. This tooth has an excellent blue - gray color with a tan root. Great color and preservation. This is an early Miocene age, Calvert Formation tooth. An excellent collector's tooth. Authenticity guaranteed. 

MD406         Size: 1"

Note adding 23 Maryland Cow shark teeth in June 2022.  --> Link to Maryland Cow Shark teeth

A Top Quality Notorhynchus tooth - a Sevengill Cow shark, from the Randle's Cliff, Maryland.  A rare lower jaw symphyseal tooth with 10 primary cusps. This tooth has an excellent blue - gray color with a tan root. Great color and preservation. This is an early Miocene age, Calvert Formation tooth. An excellent collector's tooth. Authenticity guaranteed. 

MD404         Size: 1/2"

Note adding 23 Maryland Cow shark teeth in June 2022.  --> Link to Maryland Cow Shark teeth

A Top Quality Notorhynchus tooth - a Sevengill Cow shark, from the Randle's Cliff, Maryland.  A rare lower jaw symphyseal tooth with 10 primary cusps. This tooth has an excellent blue - gray color with a tan root. Great color and preservation. This is an early Miocene age, Calvert Formation tooth. An excellent collector's tooth. Authenticity guaranteed. 

MD403         Size: 5/8"

Note adding 23 Maryland Cow shark teeth in June 2022.  --> Link to Maryland Cow Shark teeth

A LARGE, Top Quality Cretoxyrhina mantelli, an extinct Mackerel (Odontid) shark tooth from Dallas Co., Texas. An October Fossil of the Month. An excellent example of this Late Cretaceous Kamp Ranch Fm. shark. An anterior tooth (A2). Authenticity guaranteed. Perfect tooth. 

T061           SIZE: 1-5/16"

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

I18          SIZE:  2-1/2" w/ root   (1-1/4"crown)

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

A very rare, early Otodus mugodzharicus upper jaw, lateral tooth from western Kazakhstan. A transition tooth leading to C. auriculatus (see detailed discussion below). The bourlette is large and complete. Exhibits very fine serrations along the lower 2/3 of the crown and weakly serrated side cusps with very irregular serrations. These teeth exhibit very good color, gloss, and preservation. A rare, early Eocene Auriculatus transition tooth. A very challenging tooth to find when building a Megalodon evolutionary set! No repair. Authenticity guaranteed.

K552 BoP        SIZE: 1-1/2"

Note - Adding 16 Kazakh Auriuclatus or transition teeth in December 2018. -->  Link to Kazakh Auriculatus teeth.

An ultra rare, early Otodus aksuaticus upper jaw, lateral tooth from western Kazakhstan. A transition tooth leading to C. auriculatus (see detailed discussion below). A May 2019 Fossil for the Month. The bourlette is large and complete. Exhibits small serrations along the lower 2/3 of the crown and weakly serrated side cusps with very irregular serrations. These teeth exhibit very good color, gloss, and preservation. A rare, early Eocene Auriculatus transition tooth. A very challenging tooth to find when building a Megalodon evolutionary set! No repair. Authenticity guaranteed.

K541  BoP          SIZE: 2-1/16"

Note - Adding 13 Kazakh Auriuclatus or transition teeth in May 2019. -->  Link to Kazakh Auriculatus teeth.

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 unique brown colored tooth - 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. 

I07        SIZE:  3-3/8" w/ root  (1-5/8" crown) 

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

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 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.