Search results for: 'crown mola with guid'

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. 

I21          SIZE:  3/4" crown

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

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. 

I20          SIZE:  1" crown

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

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. 

I19          SIZE:  1-3/16" crown

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

A very rare, Otodus auriculatus tooth from the copper-red site of No. Carolina. The crown has coarse serrations. The side cusps are typical of the Otodus obliquus. Complete root. Early Eocene - Ypresian age. A very rare collector's tooth. Very few Otodus auriculatus teeth (early form) found at this site!

NC253        SIZE: 2-1/2"

Note - Adding 9 early NC red site early Rics, transition teeth, and later Rics in June 2020.  Link to NC Auriculatus teeth

A very rare, Otodus auriculatus tooth from the copper-red site of No. Carolina. The crown has coarse serrations. The side cusps are typical of the Otodus obliquus. Complete root. Early Eocene - Ypresian age. A very rare collector's tooth. Very few Otodus auriculatus teeth (early form) found at this site!

NC254        SIZE: 2-1/16"

Note - Adding 9 early NC red site early Rics, transition teeth, and later Rics in June 2020.  Link to NC Auriculatus teeth

A very rare, Otodus auriculatus tooth from the copper-red site of No. Carolina. The crown has coarse serrations. The side cusps are typical of the Otodus obliquus. Complete root. Early Eocene - Ypresian age. A very rare collector's tooth. Very few Otodus auriculatus teeth (early form) found at this site!

NC255        SIZE: 1-11/16"

Note - Adding 9 early NC red site early Rics, transition teeth, and later Rics in June 2020.  Link to NC Auriculatus teeth

A GEM, large Squatina biforis tooth with excellent color. The spiked crown is in exceptional condition. A top quality collector's tooth. Extra large size! The BEST!

C451                SIZE: 1/4"

A GEM, large Squatina biforis tooth with excellent color. The spiked crown is in exceptional condition. A top quality collector's tooth. Extra large size! The BEST!

C452           SIZE: 1/4"

A GEM, large Squatina biforis tooth with excellent color. The spiked crown is in exceptional condition. A top quality collector's tooth. Extra large size! The BEST!

C453            SIZE: 1/4"

A GEM, large Squatina biforis tooth with excellent color. The spiked crown is in exceptional condition. A top quality collector's tooth. Extra large size! The BEST!

C454               SIZE: 1/4"

A GEM, large Squatina biforis tooth with excellent color. The spiked crown is in exceptional condition. A top quality collector's tooth. Extra large size! The BEST!

C455           SIZE: 1/4"

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. 

I23          SIZE:  1-7/8"  w/ root  (7/8" crown)

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