Search results for: 'one piece guid ensur like april'

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. 

I19          SIZE:  1-3/16" crown

Adding 22 Edestus shark specimens 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. 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. 

I13          SIZE:  1-1/4"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. 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. 

I12          SIZE:  1-1/2"crown

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

An Ultra Rare, rooted Top Quality Allosaurus fragilis tooth measuring 3-1/4". This Allosaurus crown measures 1-3/8" and is wide for its size (11/16"). This tooth is still inflated. The enamel is high quality. Great rich brown color. Excellent serrations on both sides all the way to the tip. Exceptional serrations for a large tooth. Root cracks were stabilized. A small tip repair was done by George Heslep. Excellent overall condition with very good serrations. An excellent quality tooth! Allosuarus was the apex during the late Jurassic with large teeth designed to slash predators. Legally collected on private land in the Morrison Fm., Moffat Co., Colorado. Authenticity guaranteed.  Note - a Riker case display is included. This is a very special rooted Allosaurus tooth!

DL01 BoP2         SIZE: 3-1/4"   (11/16" x 5/16" cross section of root)

Note - Adding 3 Allosaurus teeth in January 2021    Link to Allosaurus teeth

A scarce Top Quality, Isurus retroflexus, the Longfin Mako shark tooth (lower jaw lateral tooth) from the Lee Creek mine, Aurora, No. Carolina. This tooth has a rich tan crown and a light tan colored root. Excellent colors!  Sharp cutting edge. The rear top of root has a "shoulder" build up, a characteristic of Isurus retroflexus. Excellent preservation - note nutrient hole on root. It is a Miocene tooth from the Pungo River Fm. An excellent collector's tooth. Authenticity guaranteed. A difficult tooth to source.

LC394      Size: 1-3/16"

Note - Adding 15 new Lee Creek Longfin Mako teeth in March 2023.     Link to Lee Creek Longfin Mako Teeth.   

A scarce Top Quality, Isurus retroflexus, the Longfin Mako shark tooth (big upper jaw posterior tooth) from the Lee Creek mine, Aurora, No. Carolina. This tooth has a rich tan crown and a light tan colored root. Excellent colors!  Sharp cutting edge. The rear top of root has a "shoulder" build up, a characteristic of Isurus retroflexus. Excellent preservation - note nutrient hole on root. It is a Miocene tooth from the Pungo River Fm. An excellent collector's tooth. Authenticity guaranteed. A difficult tooth to source.

LC393      Size: 1-1/16"

Note - Adding 15 new Lee Creek Longfin Mako teeth in March 2023.     Link to Lee Creek Longfin Mako Teeth.   

A scarce Top Quality, Isurus retroflexus, the Longfin Mako shark tooth (big upper jaw lateral tooth) from the Lee Creek mine, Aurora, No. Carolina. This tooth has a rich tan crown and a light tan colored root. Excellent colors!  Sharp cutting edge. The rear top of root has a "shoulder" build up, a characteristic of Isurus retroflexus. Excellent preservation - note nutrient hole on root. It is a Miocene tooth from the Pungo River Fm. An excellent collector's tooth. Authenticity guaranteed. A difficult tooth to source.

LC392      Size: 1-3/8"

Note - Adding 15 new Lee Creek Longfin Mako teeth in March 2023.     Link to Lee Creek Longfin Mako Teeth.   

A scarce Top Quality, Isurus retroflexus, the Longfin Mako shark tooth (big upper jaw lateral tooth) from the Lee Creek mine, Aurora, No. Carolina. This tooth has a rich tan crown and a tan colored root. Excellent colors!  Sharp cutting edge. The rear top of root has a "shoulder" build up, a characteristic of Isurus retroflexus. Excellent preservation - note nutrient hole on root. It is a Miocene tooth from the Pungo River Fm. An excellent collector's tooth. Authenticity guaranteed. A difficult tooth to source.

LC391      Size: 1-5/16"

Note - Adding 15 new Lee Creek Longfin Mako teeth in March 2023.     Link to Lee Creek Longfin Mako Teeth.   

A scarce Top Quality, Isurus retroflexus, the Longfin Mako shark tooth (big lower jaw lateral tooth) from the Lee Creek mine, Aurora, No. Carolina. This tooth has a rich blue crown and a brown colored root. Excellent colors!  Sharp cutting edge. The rear top of root has a "shoulder" build up, a characteristic of Isurus retroflexus. Excellent preservation - note nutrient hole on root. It is a Miocene tooth from the Pungo River Fm. An excellent collector's tooth. Authenticity guaranteed. A difficult tooth to source.

LC390      Size: 1-7/16"

Note - Adding 15 new Lee Creek Longfin Mako teeth in March 2023.     Link to Lee Creek Longfin Mako Teeth.   

A scarce Top Quality, Isurus retroflexus, the Longfin Mako shark tooth (upper jaw lateral tooth) from the Lee Creek mine, Aurora, No. Carolina. This tooth has a rich tan crown and a white colored root. Excellent colors!  Sharp cutting edge. The rear top of root has a "shoulder" build up, a characteristic of Isurus retroflexus. Excellent preservation - note nutrient hole on root. It is a Miocene tooth from the Pungo River Fm. An excellent collector's tooth. Authenticity guaranteed. A difficult tooth to source.

LC389      Size: 1-7/16"

Note - Adding 15 new Lee Creek Longfin Mako teeth in March 2023.     Link to Lee Creek Longfin Mako Teeth.   

A scarce Top Quality, Isurus retroflexus, the Longfin Mako shark tooth (upper jaw lateral tooth) from the Lee Creek mine, Aurora, No. Carolina. This tooth has a rich blue & tan crown and a brown colored root. Excellent colors!  Sharp cutting edge. The rear top of root has a "shoulder" build up, a characteristic of Isurus retroflexus. Excellent preservation - note nutrient hole on root. It is a Miocene tooth from the Pungo River Fm. An excellent collector's tooth. Authenticity guaranteed. A difficult tooth to source.

LC388      Size: 1-9/16"

Note - Adding 15 new Lee Creek Longfin Mako teeth in March 2023.     Link to Lee Creek Longfin Mako Teeth.   

A scarce Top Quality, Isurus retroflexus, the Longfin Mako shark tooth (upper jaw lateral tooth) from the Lee Creek mine, Aurora, No. Carolina. This tooth has a rich tan crown and a white colored root. Excellent colors!  Sharp cutting edge. The rear top of root has a "shoulder" build up, a characteristic of Isurus retroflexus. Excellent preservation - note nutrient hole on root. It is a Miocene tooth from the Pungo River Fm. An excellent collector's tooth. Authenticity guaranteed. A difficult tooth to source.

LC387      Size: 1-1/2"

Note - Adding 15 new Lee Creek Longfin Mako teeth in March 2023.     Link to Lee Creek Longfin Mako Teeth.