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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 Top Quality Tyrannosaur tooth from the late Cretaceous (Campanian) in northern North America. An October Fossil of the Month. Please note that this tooth could Gorgosaurus or Daspletosaurus - see Detailed Discussion below. This tooth measures 2-3/8" - an excellent Tyrannosaur tooth. The enamel is high quality with excellent color. Anterior serrations and posterior serrations are excellent. Serrated to the tip. Note - the top has some minor planting etching and there is one natural wear facet on the side (very typical for the Campanian Tyrannosaurs). No cracks, repair or restoration. Legally collected on private land in the Judith River Fm., McCone Co., Montana. Probably an excellent Gorgosaurus tooth based on size and roundness of the tooth cross-section. Also found at a site that produced a Gorgosaurus skeleton. Authenticity guaranteed. An excellent BIG tooth. A Riker display frame is included.

DY04        SIZE: 2-3/8"  (Base: 7/8" x 5/8")

Note - Added 14 new Tyrannosaur teeth in October 2021.       Link to Tyrannosaur teeth catalog.

An exceptional Elrathia kingi trilobite (Family Alokistocaridae) from Utah. Excellent preservation. A TOP QUALITY specimen from the Wheeler Shale Fm., House Range, Millard Co., Utah. A Cambrian trilobite (505 mya). Matrix size is 4" x 3-3/4". No repair or restoration. Authenticity guaranteed. An excellent collector's specimen. Perfect specimen.

X106       Size: 1-7/16"

Note - Posting three trilobites in October 2022.  ->  Link to US Trilobites.

A Top Quality Edmontosaurus annectens toe bone from the late Cretaceous of North America. Edmontosaurus is a very large hadrosaur or "duck-bill" dinosaur found in the Hell Creek formation. Bone quality is very good. No repair or restoration. Legally collected on private land in the Hell Creek Fm., Carter Co., Montana. An excellent collector's quality Edmontosaurus toe bone.  Authenticity guaranteed. 

DH49d     SIZE: 1-1/4" (length) x 1-1/2" (width)

Note - Adding 22 Edmontosaurus bones / claws in April 2024.     Link to Edmontosaurus fossils catalog

A Top Quality Edmontosaurus annectens toe bone from the late Cretaceous of North America. Edmontosaurus is a very large hadrosaur or "duck-bill" dinosaur found in the Hell Creek formation. Bone quality is very good. No repair or restoration. Legally collected on private land in the Hell Creek Fm., Carter Co., Montana. An exceptional collector's quality Edmontosaurus toe bone.  Authenticity guaranteed. 

DH49c     SIZE: 1-1/2" (length) x 1-13/16" (width)

Note - Adding 221 Edmontosaurus bones / claws in April 2024.     Link to Edmontosaurus fossils catalog

A very rare, early Otodus pavlovi upper jaw, lateral tooth from Aktulagay, western Kazakhstan. Otodus pavlovi was the smaller Otodus shark species present in this early Eocene deposit. The side cusps are large and complete. Exhibits no serrations. These teeth exhibit very good color, gloss, and preservation. No repair. Authenticity guaranteed. Perfect tooth.

K532         SIZE: 11/16"

Note - Adding 18 Kazakh Auriculatus or transition teeth in April 2020. -->  Link to Kazakh Auriculatus teeth.

A very rare, early Otodus pavlovi upper jaw, lateral tooth from Aktulagay, western Kazakhstan. Otodus pavlovi was the smaller Otodus shark species present in this early Eocene deposit. The side cusps are large and complete. Exhibits no serrations. These teeth exhibit very good color, gloss, and preservation. No repair. Authenticity guaranteed. Perfect tooth.

K531         SIZE: 13/16"

Note - Adding 18 Kazakh Auriculatus or transition teeth in April 2020. -->  Link to Kazakh Auriculatus teeth.

A very rare, early Macrorhizodus nolfi upper jaw, anterior tooth from Aktulagay, western Kazakhstan. Macrorhizodus nolfi is a Lamnidae shark and an early Mako shark (Isurus praecursor) relative in this early Eocene deposit. These teeth exhibit very good color, gloss, and preservation. A rare, early Eocene Macrorhizodus nolfi tooth. No repair. Authenticity guaranteed. 

K571         SIZE: 1-3/8"

Note - Adding 18 Kazakh Auriculatus or transition teeth in April 2020. -->  Link to Kazakh Auriculatus 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. 

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 ultra rare, LARGE, Top Quality Edestus heinrichi partial tooth whorl, from Herrin, Illinois. A July Fossil of the Month. This is a Paleozoic shark that lived in swamps that our now underground coal deposits. An ultra rare triple crown whorl section with exceptional quality crowns. 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. 

I03        SIZE:  6-5/8" w/ root  (1-7/8" crown) 

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

An EXTRA LARGE, exceptional Elrathia kingi trilobite (Family Alokistocaridae) from Utah. Excellent preservation. A TOP QUALITY specimen from the Wheeler Shale Fm., House Range, Millard Co., Utah. A Cambrian trilobite (505 mya). No repair or restoration. Matrix size is 3-3/4" x 3". Authenticity guaranteed. An excellent collector's specimen. Perfect specimen. 

X105       Size: 1-5/8"

Note - Posting three trilobites in October 2022.  ->  Link to US Trilobites.