Search results for: 'ancep silver base i noted your looking'

A very rare, upper Triassic age Lissodus minimus tooth from the Aust Cliff,So. Gloucestershire, UK.  Very well preserved - excellent condition. Base of crown exposed

UK035            SIZE: 1/8"

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. An incredible brown colored specimen - 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. 

I10        SIZE:  3-1/2" 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 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, 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.

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.

Extra large, GEM Serratotlamna lateral teeth in perfect condition. Anterior and lateral tooth. Set of 2 teeth.

M170               SIZE: 15/16"

Large Serratotlamna teeth in perfect condition. Anterior and lateral tooth. Set of 2 teeth.

M191           SIZE: 13/16"

Large Serratotlamna teeth in perfect condition. Anterior and lateral tooth. Set of 2 teeth.

M193            SIZE: 13/16"

Large Serratotlamna teeth in perfect condition. Anterior and lateral tooth. Set of 2 teeth.

M187                SIZE: 13/16"

A Very Rare, Quality Hexanchus microdon upper jaw tooth from Hornby Island, British Columbia, Canada. This is a species from the Late Cretaceous deep water Northumberland Formation deposit. A species of Hexanchiforme shark. The crown is damaged and the root is damaged. High quality enamel. No repair. A very difficult tooth to locate and an excellent collector's tooth. Authenticity guaranteed. This incredible specimen is from a 20 year old collection. 

CD55              SIZE: 1/4" +

Note - Adding 64 Hornby Island deep water shark teeth.   ->   Link to Hornby Island shark teeth.

A Very Rare, Quality Hexanchus microdon lower jaw tooth from Hornby Island, British Columbia, Canada. This is a species from the Late Cretaceous deep water Northumberland Formation deposit. A species of Hexanchiforme shark. The crown is incomplete with 4 cusplets and the root is cracked (partial specimen). High quality enamel. No repair. A very difficult tooth to locate and an excellent collector's tooth. Authenticity guaranteed. This incredible specimen is from a 20 year old collection. 

CD58              SIZE: 3/8" Wide 

Note - Adding 64 Hornby Island deep water shark teeth.   ->   Link to Hornby Island shark teeth.

A Very Rare, Quality Hexanchus microdon lower jaw tooth from Hornby Island, British Columbia, Canada. This is a species from the Late Cretaceous deep water Northumberland Formation deposit. A species of Hexanchiforme shark. The crown is complete with 5 cusplets and the root is complete. High quality enamel. No repair. A very difficult tooth to locate and an excellent collector's tooth. Authenticity guaranteed. This incredible specimen is from a 20 year old collection. 

CD59              SIZE: 7/16" Wide 

Note - Adding 64 Hornby Island deep water shark teeth.   ->   Link to Hornby Island shark teeth.