Search results for: 'first à dung d’ours'

A rare, Top Quality Parotodus mangyshlakensis tooth from Tushbair, Kazakhstan. Lateral position. Excellent color and condition. An incredible Eocene (Bartonian) age tooth from the Shorym Formation. No repair or restoration. Authenticity guaranteed. One of the finest localities for Eocene age shark teeth! You will enjoy the quality of the Kazakh teeth. 

K925      SIZE: 13/16"

Note - Posting 10 Parotodus teeth in August 2024.   Link to Kazakh Parotodus teeth.

A rare, Top Quality Parotodus mangyshlakensis tooth from Tushbair, Kazakhstan. Lateral position. Excellent color and condition. An incredible Eocene (Bartonian) age tooth from the Shorym Formation. No repair or restoration. Authenticity guaranteed. One of the finest localities for Eocene age shark teeth! You will enjoy the quality of the Kazakh teeth. 

K924      SIZE: 7/8"

Note - Posting 10 Parotodus teeth in August 2024.   Link to Kazakh Parotodus teeth.

A rare, Top Quality Parotodus mangyshlakensis tooth from Tushbair, Kazakhstan. Anterior position. Excellent color and condition. An incredible Eocene (Bartonian) age tooth from the Shorym Formation. No repair or restoration. Authenticity guaranteed. One of the finest localities for Eocene age shark teeth! You will enjoy the quality of the Kazakh teeth. 

K923      SIZE: 15/16"

Note - Posting 10 Parotodus teeth in August 2024.   Link to Kazakh Parotodus teeth.

Petalodus alleghaniensis; an  Extinct Petalodont shark

A nice Posterior tooth. Beautifully articulated. Matrix free. An excellent collector's piece from an old collection!  

Age: Pennsylvanian (300 mya) ; Stanton Fm. (Missourian)

Location: Louisville, Cass Co., Nebraska

Z138            SIZE: 3/4" x  15/16" W

Poeciliodus sp.; an  Extinct Bradydont shark

A large crusher tooth. Exceptional preservation and excellent surface articulation. Matrix free. An exceptional collector's piece from an old collection!

Age: Pennsylvanian (300 mya) ; Stanton Fm. (Missourian)

Location: Louisville, Cass Co., Nebraska

Z140           SIZE: 15/16"

 Sandolodus sp.; an  Extinct Bradydont shark

A HUGE crusher tooth. Exceptional preservation. Complete tooth. An excellent collector's tooth. An extraordinary collector's tooth!  New Kansas location.

Age: Pennsylvanian (300 mya) ; Raytown Limestone Fm.

Location: Lenexa, Johnson Co., Kansas

Z123            SIZE: 1-5/16"

A rare, Top Quality Parotodus mangyshlakensis tooth from Tushbair, Kazakhstan. Lateral position. Excellent color and condition. An incredible Eocene (Bartonian) age tooth from the Shorym Formation. No repair or restoration. Authenticity guaranteed. One of the finest localities for Eocene age shark teeth! You will enjoy the quality of the Kazakh teeth. An ultra tooth where the tip not worn away or broken.

K929      SIZE: 5/8"

Note - Posting 10 Parotodus teeth in August 2024.   Link to Kazakh Parotodus teeth.

Petalodus alleghaniensis; an  Extinct Petalodont shark

A LARGE tooth. Beautifully articulated and preserved.  An exceptional collector's piece from an old collection!  The best available!

Age: Pennsylvanian (300 mya) ; Herta Limestone Fm.

Location: Crescent, Pottawattamie Co., Iowa        On HOLD

Z134             SIZE: 1-3/8" x  1-3/8" W

 Peripristis semicircularis ; an  Extinct Petalodont sharkA very rare, well preserved GEM posterior tooth. A complete tooth - crown & root - extremely rare! Beautifully articulated. Matrix free - incredibly rare. An exceptional collector's piece from an old collection!  The best available!   Reverse Photo.
Age: Pennsylvanian (300 mya) ; Stanton Fm. (Missourian)
Location: Louisville, Cass Co., Nebraska

Z149     SIZE: 5/16"

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, 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.

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.