Search results for: 'like paleob first planus fish 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. 

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, Top Quality Edestus heinrichi shark tooth, from Herrin, Illinois. This is a Paleozoic shark that lived in swamps that our now underground coal deposits. Fantastic enamel quality. 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. 

I17          SIZE:  1-5/8" w/ root   (1-1/4"crown)

Adding 22 Edestus shark teeth 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. Fantastic enamel quality. 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. 

I16          SIZE:  2-3/8" w/ root   (1-3/4"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. Excellent crown enamel. 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. 

I08        SIZE:  3-1/8" w/ root  (1-3/8" 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. 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. 

I06        SIZE:  3-1/8" w/ root  (2-1/8" crown) 

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

A Large, incredible polished Phylloceras ammonite showing the intricate external chamber structure from the Cretaceous of Madagascar. The rock is a beautiful agate like material. A gorgeous display item!  Authenticity guaranteed.

X210 BoP     Size: 3-3/4"

A TOP QUALITY, very rare Archaeocete whale, Zygorhiza kochii. A large incisor tooth. An exceptional brown colored crown. Nicely articulated. Large root - complete. This tooth has no repair. Note - enamel tip shows a small wear pattern on crown from grinding tough prey. Whales do not shed their teeth like the sharks so there teeth will wear with age. A large, top quality Archaeocete incisor tooth from So. Carolina.  A very rare collector's tooth.  

SC1331        SIZE: 3-1/4"

Note - 14 new Archaeocete whale teeth from So. Carolina added in November 2017. Our largest selection of top quality Archaeocete teeth ever!      Archaeocete Whale catalog link.

A Top Quality Arpagodus rectangulus tooth from the Paleozoic era in what is now Russia. Beautiful color. A well preserved specimen. No repair or restoration. Authenticity guaranteed. An excellent collector's tooth!

Age: Upper Carboniferous (310 MYA); Kasimov Fm.

Location: Achkasovo, Russia

R001       SIZE: 3/8"

Adding 65 Russian Paleozoic teeth in July 2021.  Link to Russian Paleozoic teeth.

A rare, Top Quality Ctenacanthus occidentalis tooth from the Paleozoic era in what is now Russia. Great color. A well preserved specimen. No repair or restoration. Authenticity guaranteed. An excellent collector's tooth!

Age: Upper Carboniferous (310 MYA); Kasimov Fm.

Location: Achkasovo, Russia

R010       SIZE: 5/16"  Height

Adding 65 Russian Paleozoic teeth in July 2021.  Link to Russian Paleozoic teeth.

A rare, Top Quality Ctenacanthus occidentalis tooth from the Paleozoic era in what is now Russia. Great color. A well preserved specimen. No repair or restoration. Authenticity guaranteed. An excellent collector's tooth!

Age: Upper Carboniferous (310 MYA); Kasimov Fm.

Location: Voskresensk, Russia

R011       SIZE: 5/16" wide

Adding 65 Russian Paleozoic teeth in July 2021.  Link to Russian Paleozoic teeth.

A rare, Top Quality Ctenacanthus sp. tooth from the Paleozoic era in what is now Russia. Great color. A well preserved specimen. No repair or restoration. Authenticity guaranteed. An excellent collector's tooth!

Age: Lower Permian (284 MYA), Arty Fm.

Location: Krasnoufimsk, Russia

R012       SIZE: 5/16" wide

Adding 65 Russian Paleozoic teeth in July 2021.  Link to Russian Paleozoic teeth.

A rare, Top Quality Ctenacanthus sp. tooth from the Paleozoic era in what is now Russia. Great color. A well preserved specimen. No repair or restoration. Authenticity guaranteed. An excellent collector's tooth!

Age: Lower Permian (284 MYA), Arty Fm.

Location: Krasnoufimsk, Russia

R013       SIZE: 1/8" wide

Adding 65 Russian Paleozoic teeth in July 2021.  Link to Russian Paleozoic teeth.