Search results for: 'recta de estudios 1 cave en chile vista'

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, ultra rare, GEM Trigonotodus serratus shark tooth, the extinct serrated Giant Thresher from southern Virginia. Another January 2018 Fossil of the Month offering. Incredible preservation and condition. This tooth is middle Miocene age, York Co., VA. These teeth are rarely found and rarely seen. An ultra rare collectors' tooth in top quality condition. Try finding one of these teeth! One of the rarest species to source. Authenticity guaranteed.    

V102               SIZE: 1-7/8"

A very rare, EXTRA LARGE Auriculatus lateral tooth from Peru with a tan crown and brown root. The serrations are very nice -  large and razor sharp. Excellent side cusp development. Excellent preservation. The only challenge with this tooth is a root break was repaired. These Peruvian Rics are very rare! You cannot find them any more. Authenticity guaranteed.

P074              SIZE: 3-1/8"

Note - Adding 12 new Peruvian Auriculatus teeth in February 2018    Link to Peru Auriculatus teeth

An exceptional pathologic Otodus obliquus tooth from the Khouribga phosphate mining area of Morocco. This pathologic tooth exhibits unusual root depressions across the face of the root and has both side cusps coming out of the front of the root. Very strange! A very difficult pathology to locate. Complete tooth. No Repair! Authenticity guaranteed. A fantastic, rare collector's tooth.

M022 BoP      SIZE: 1-3/4"+

Note - 20 new Otodus teeth added in January 2019.     Otodus Catalog Link

An EXTRA LARGE, TOP QUALITY, Isurus oxyrhincus tooth, the Shortfin Mako, from the Meherrin River, No. Carolina. Upper jaw lateral tooth. Excellent copper red color with exceptional gloss. The root shows very nice detail including two side denticals. Absolutely great preservation and condition - extra sharp edges and tip - very clean. Authenticity guaranteed.  Exceptional color!     

NC368              SIZE: 1-11/16"

Note - Adding 7 NC Red I. oxyrhinchus teeth in July 2020. Link to NC Red Oxyrhinchus teeth.

An EXTRA LARGE, TOP QUALITY, Isurus oxyrhincus tooth, the Shortfin Mako, from the Meherrin River, No. Carolina. Upper jaw lateral tooth. Excellent copper red color with exceptional gloss. The root shows very nice detail including one side dentical. Absolutely great preservation and condition - extra sharp edges and tip - very clean. Authenticity guaranteed.  Exceptional color!     

NC366              SIZE: 1-11/16"

Note - Adding 7 NC Red I. oxyrhinchus teeth in July 2020. Link to NC Red Oxyrhinchus teeth.

An EXTRA LARGE, TOP QUALITY, Isurus oxyrhincus tooth, the Shortfin Mako, from the Meherrin River, No. Carolina. Upper jaw anterior tooth. An excellent green crown with a copper red root with exceptional gloss. The root shows very nice detail. Absolutely great preservation and condition - extra sharp edges and tip - very clean. Authenticity guaranteed.  Exceptional color!     

NC361              SIZE: 2-1/4"

Note - Adding 7 NC Red I. oxyrhinchus teeth in July 2020. Link to NC Red Oxyrhinchus teeth.

A Top Quality Serratolamna koerti, an extinct Sand Tiger shark, tooth from the phosphate mines of Hahotoe, Togo. A lateral tooth. Note - this tooth developed a cool pathology to the right cusp area due to biting a dislodged tooth. Excellent color and preservation. This tooth is Lutetian age (45 MYA), lower middle Eocene. No repair or restoration. Authenticity guaranteed.

TG112         SIZE: 1-5/16"

Note - Adding 117 shark teeth from Togo in March 2022.    Link to Togo Shark Teeth

A beautifully prepared Comura bultyncki trilobite. Dozens of large spines fully exposed requiring many dozens of hours of air abrasion. One of the most difficult trilobites to prepare. A very ornate spiny trilobite design with nice compound eyes! Excellent shell and spine preservation. Good size. A rare species! The ultimate Middle Devonian (380 mya) spiny trilobite from the Oufaten area, Atlas Mts., Morocco. Authenticity guaranteed. One of my favorite spiny trilobites! Authenticity guaranteed.

XM42          Size: 1-3/4"

A Top Quality, Otodus obliquus tooth from the Khouribga phosphate mining area of Morocco. This tooth has an excellent golden tan color and a white root. Sharp edges and tip. The side cusps are complete. A massive, thick root. No repair or restoration. Great color! One of the earliest ancestors of the Megalodon. An excellent collector's quality tooth. Authenticity guaranteed. 

M026         SIZE: 1-15/16"

Note - Adding 18 new Moroccan Otodus teeth in November 2023.  ->   Otodus Catalog Link

A rare, Top Quality Alopias grandis shark tooth, the extinct Giant Thresher, from the Wando River, So. Carolina. Nice light blue color. Excellent 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. Try finding one of these teeth! Authenticity guaranteed.    

SC842           SIZE: 1-3/8"

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

A rare, Top Quality Alopias grandis shark tooth, the extinct Giant Thresher, from the Wando River, So. Carolina. Nice blue & tan  color. Excellent 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. Try finding one of these teeth! Authenticity guaranteed.    

SC839           SIZE: 1-7/16"

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