Search results for: 'seven guid shark tooth new'

An ultra rare, Top Quality EXTRA LARGE Edestus heinrichi shark whorl section with 3 big crowns, from Herrin, Illinois. An April Fossil of the Month. This is a Paleozoic shark that lived in swamps that our now underground coal deposits. Excellent preservation and serrations. Note - extra long root whorl section with 3 extra large crowns - very rare. 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 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. Note - Two crown tips were professionally retored. Authenticity guaranteed. Three crown whorl sections are rare! 

I01 BoP2           SIZE: 1-3/4" teeth   (Whorl  7-1/4")

Adding 15 Edestus shark specimens in April 2021.    Link to Edestus shark.

A rare EXTRA LARGE, Top Quality fossil Cave Bear (Urusus spelaeus) skull from the Carpathian Mountains, Romania. An April of the Month. These large bears lived in the mountain caves from central Europe to Russia. An excellent cave bear tooth. You can own a rare and wonderful story piece from the Ice Age! Essentially no repair or restoration with minor repair above the upper jaw canine & incisor teeth only. Authenticity guaranteed. Near perfect skull. One of the largest top quality Cave Bear skull that I have seen. Very clean with great color. Skull comes with a custom steel display stand as shown. Note - shipping weight is approximately 25 lbs. An international shipping charge is required.

Name: Urusus spelaeus      Age: Late Pleistocene     

Location:  Carpathian Mountains, Romania

R500            SIZE: 19" Length  ;  10-1/2" Wide  ;  18" Height on stand.

Note: Posted 13 new Ice Age Cave Bear fossils in April 2023.  Link -> Cave Bear Fossils

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, early Otodus mugodzharicus upper jaw, lateral tooth from western Kazakhstan. A transition tooth leading to C. auriculatus (see detailed discussion below). The bourlette is large and complete. Exhibits very fine serrations along the lower 2/3 of the crown and weakly serrated side cusps with very irregular serrations. These teeth exhibit very good color, gloss, and preservation. A rare, early Eocene Auriculatus transition tooth. A very challenging tooth to find when building a Megalodon evolutionary set! No repair. Authenticity guaranteed.

K552 BoP        SIZE: 1-1/2"

Note - Adding 16 Kazakh Auriuclatus or transition teeth in December 2018. -->  Link to Kazakh Auriculatus teeth.

An ultra rare, early Otodus aksuaticus upper jaw, lateral tooth from western Kazakhstan. A transition tooth leading to C. auriculatus (see detailed discussion below). A May 2019 Fossil for the Month. The bourlette is large and complete. Exhibits small serrations along the lower 2/3 of the crown and weakly serrated side cusps with very irregular serrations. These teeth exhibit very good color, gloss, and preservation. A rare, early Eocene Auriculatus transition tooth. A very challenging tooth to find when building a Megalodon evolutionary set! No repair. Authenticity guaranteed.

K541  BoP          SIZE: 2-1/16"

Note - Adding 13 Kazakh Auriuclatus or transition teeth in May 2019. -->  Link to Kazakh Auriculatus teeth.

An ultra rare, Top Quality Edestus heinrichi associted pair of whorls, 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 assoiiated pair of tooth whorls. Note - the crown tips are naturally rounded (polished)  which thought to be due to wear from 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. This is the first associated whorl pait that I have seen.

I02        SIZE:  5" & 4-3/4" w/ root  (1-1/4"+ crowns) 

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

An EXTRA LARGE rare, Top Quality Alopias grandis shark tooth, the extinct Giant Thresher, from So. Carolina. Excellent black color. Very good preservation and condition. An Oligocene age tooth. No repair or restoration. These teeth are not commonly found and seen. A rare collectors' tooth in top quality condition. Authenticity guaranteed. My largest Alopias grandis tooth!   

SC831           SIZE: 1-13/16"

Posting 21 Giant Thresher shark teeth in June 2024.    Link to Thresher sharks. 

A TOP QUALITY Titanosaur tooth from the Cretaceous Kem Kem deposits of Morocco.  Please note that most of the sauropod teeth are now thought to be Titanosaurid teeth (see discussion below).  Highest quality enamel.  A small biting surface wear facet. Incredible detail. Great red color. Exceptional condition and preservation. Enamel is heavily articulated. One crack. A fantastic BIG peglike Titanosaur tooth. No restoration. Authenticity guaranteed. 

M1286       Size: 1-9/16"  (3/8" W)

Note - Adding 6 new Titanosaur teeth in October 2022.   Link to Rebbachisaurus - Titanosaur teeth.

A LARGE, QUALITY Titanosaur tooth from the Cretaceous Kem Kem deposits of Morocco.  Please note that most of the sauropod teeth are now thought to be Titanosaurid teeth (see discussion below). Some enamel loss. A small biting surface wear facet. Good detail. Great red color. Goodl condition and preservation. Enamel is heavily articulated. One crack. A fantastic BIG peglike Titanosaur tooth. No restoration. Authenticity guaranteed. 

M1295       Size: 1-15/16"  (1/2" W)

Note - Adding 6 new Titanosaur teeth in October 2022.   Link to Rebbachisaurus - Titanosaur teeth.

A TOP QUALITY Titanosaur tooth from the Cretaceous Kem Kem deposits of Morocco.  Please note that most of the sauropod teeth are now thought to be Titanosaurid teeth (see discussion below). Excellent quality enamel.  A typical biting surface wear facet. Incredible detail. Great red color. Enamel is heavily articulated. Exceptional condition and preservation. One crack. A fantastic BIG peglike Titanosaur tooth. No restoration. Authenticity guaranteed. 

M1297       Size: 1-1/4"  

Note - Adding 6 new Titanosaur teeth in December 2023.     Link to Rebbachisaurus - Titanosaur teeth.

A very rare, early Auriculatus upper jaw, anterior tooth from Kzil-Orda region, Kazakhstan. The bourlette is complete. Excellent coarse serrations and killer, extra large side cusps 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. A true early Eocene Auriculatus tooth!

K506            SIZE: 2-1/8"

Note - Adding 19 Kazakh Auriuclatus or transition teeth in November 2021. -->  Link to Kazakh Auriculatus teeth.

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!

K514           SIZE: 1-5/16"

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