Search results for: 'frame shark teeth form sa01'

An ultra rare Alopias palatasi shark tooth, the extinct serrated Giant Thresher, from Calvert Cliffs, Maryland. An August 2020 Fossil of the Month offering. Nice blue color. Serration are well developed. Very good preservation and condition.  These teeth are rarely found and seen. An ultra rare collectors' tooth in high quality condition. Try finding one of these teeth! Authenticity guaranteed.    

MD034           SIZE: 1-1/4"

Posting six Giant Thresher shark teeth in August 2020.   Link to Thresher sharks. 

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 excellent matrix specimen that inludes the opposing tooth mold as well. 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. Note - shipping weight is 1.9 lbs. International "free shipping" will require supplemental postage.

I11        SIZE:  3" w/ root  (1-1/2" crown) ;  Matrix block is 3.5" x 3.5"

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. Note - this tooth has a lot of pyrite and the tip is naturally rounded (polished)  which thought to be due to the vertical whipping motion used to slice prey.  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. 

I09        SIZE:  4-1/8" w/ root  (1-7/8" crown) 

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

A High Quality Ultra Rare Alopias palatasi shark tooth, the extinct serrated Giant Thresher shark from the Meherrin River copper red site in No. Carolina. An August 2020 Fossil of the Month offering. An excellent serrated tooth. Very good preservation and condition. This tooth is middle Miocene age, Hertford Co., NC. No repair or restoration. Authenticity guaranteed. An ultra rare collectors' tooth. Try finding one of these teeth!  I have seen less than six in 30 years.

NC501          SIZE: 1-5/16"

Posting six Giant Thresher shark teeth in August 2020.   Link to Thresher sharks.

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.

A rare, early Auriculatus lateral tooth from Kzil-Orda region, Kazakhstan. The bourlette is complete. Excellent coarse serrations, large side cusps serrations, and with very irregular serrations. These teeth exhibit fantastic color, gloss, and preservation. A rare early Eocene Auriculatus tooth (Ypresian age - 55 MYA)! No repair or restoration. Authenticity guaranteed. This is the true early Eocene Auriculatus tooth!   Note - This tooth appears to be a very late form of Otodus aksuaticus with serrations covering the botton 3/4 of the crown.

K505           SIZE: 2-1/16"

Note - Adding 24 Kazakh Auriuclatus or transition teeth in July 2024. -->  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. 

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, Broad-tooth Mako shark tooth from So.Carolina. Commonly referred to as Isurus hastalis, but renamed to Carcharodon hastalis as a Great White shark ancestor. High quality enamel. A very glossy blue colored crown. Very clean cutting edges. An excellent root – very wide with very small hydration cracks. Great symmetry. No repair or restoration. An excellent collector's Mako tooth! Authenticity guaranteed.

SC308        SIZE: 2-11/16"   

Adding 19 SC Isurus hastalis teeth in July 2022.   ->  Link to SC Isurus hastalis teeth

A Top Quality, Broad-tooth Mako shark tooth from So.Carolina. Commonly referred to as Isurus hastalis, but renamed to Carcharodon hastalis as a Great White shark ancestor. A lower lateral tooth. High quality enamel. A very glossy tan colored crown. Very clean cutting edges. A good root with typical hydration cracks. Great symmetry. No repair or restoration. An excellent collector's Mako tooth! Authenticity guaranteed.

SC319        SIZE: 2-3/16"   

Adding 19 SC Isurus hastalis teeth in July 2022.   ->  Link to SC Isurus hastalis teeth

A Top Quality, Broad-tooth Mako shark tooth from So.Carolina. Commonly referred to as Isurus hastalis, but renamed to Carcharodon hastalis as a Great White shark ancestor. A lower jaw anterior tooth. High quality enamel. A very glossy gray colored crown. Very clean cutting edges. An excellent root with very small hydration cracks. Great symmetry. No repair or restoration. An excellent collector's Mako tooth! Authenticity guaranteed.

SC315        SIZE: 2-3/8"   

Adding 19 SC Isurus hastalis teeth in July 2022.   ->  Link to SC Isurus hastalis teeth

A Top Quality, Broad-tooth Mako shark tooth from So.Carolina. Commonly referred to as Isurus hastalis, but renamed to Carcharodon hastalis as a Great White shark ancestor. An upper jaw anterior tooth. High quality enamel. A glossy gray colored crown. Very clean cutting edges. An excellent root with very small hydration cracks. Great symmetry. No repair or restoration. An excellent collector's Mako tooth! Authenticity guaranteed.

SC314        SIZE: 2-3/8"   

Adding 19 SC Isurus hastalis teeth in July 2022.   ->  Link to SC Isurus hastalis teeth

A Top Quality, Broad-tooth Mako shark tooth from So.Carolina. Commonly referred to as Isurus hastalis, but renamed to Carcharodon hastalis as a Great White shark ancestor. An upper jaw anterior tooth. High quality enamel. A glossy black & tan colored crown. Very clean cutting edges. An excellent root with very small hydration cracks. Great symmetry. No repair or restoration. An excellent collector's Mako tooth! Authenticity guaranteed.

SC313        SIZE: 2-3/8"   

Adding 19 SC Isurus hastalis teeth in July 2022.   ->  Link to SC Isurus hastalis teeth