Search results for: 'bone evolution paleob à first revêtue'

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, very rare Parotodus mangyshlakensis lateral tooth. A very challenging species to locate!

K932         SIZE: 15/16"

A large, very rare Parotodus mangyshlakensis anterior tooth. A very challenging species to locate!

K933         SIZE: 7/8"

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.

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.

An EXTRA LARGE, Top Quality Ankylosaurus osteoderm (bony armor plate) from the late Cretaceous of northern North America. Ankylosaurus magniventris was the largest Ankylosaur which grew to 30 feet and 17000 pounds, and a body covered with this bony armor. A complete body osteoderm plate from an adult Ankylosaurus. The bone quality is excellent with excellent color and patina. This osteoderm has a high ridge on one side. There are some hydration cracks and crack fill. No restoration. Legally collected on private land in the Hell Creek Fm., Powder River Co., Montana. Authenticity guaranteed. An excellent collector's quality Ankylosaur osteoderm. A thick and heavy osteoderm.

DK23         SIZE: 6-1/2"  x  4-3/8"  (Height = 1-3/4" on high side)

Note - Adding 7 new Ankylosaur - Nodosaur fossils in August 2025.       Link to Ankylosaur fossils catalog.

A LARGE, Top Quality shrimp burrow - Ophiomorpha nodosa from the Chipola River, Florida. Highest quality and complete. Miocene age - Chipola Fm (16 mya). No repair or restoration. Authenticity guaranteed. 

F964       SIZE: 3-1/2" height  x  3-7/8" width

Note - Adding shark vertebra, whale, Manatee, Marlin & shrimp fossils in January 2024.  ->  Link to Shrimp Burrow

A Top Quality Trichechus sp. vertebra - Manatee from the Withlacochee River, Florida. Highest quality, nicely articulated, and essentially complete. Pleistocene age (1.6 mya). No repair or restoration. Authenticity guaranteed. 

F961       SIZE: 4" width x  4-7/4" height  x  2-3/8" width

Note - Adding shark vertebra, whale, Manatee, Marlin & shrimp fossils in January 2024.  ->  Link to Shrimp Burrow

A rare, Top Quality Parotodus mangyshlakensis tooth from Tushbair, Kazakhstan. A July Fossil of the Month. 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 rare tooth with the tip intact. Nearly all of the examples for this species have a worn or broken tip. A special tooth!

K922      SIZE: 15/16"

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

A rare, Top Quality Parotodus mangyshlakensis tooth from Tushbair, Kazakhstan. A July Fossil of the Month. 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. An ultra rare tooth with the tip intact. Nearly all of the examples for this species have a worn or broken tip. A special tooth!

K921      SIZE: 1"+

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