Search results for: 'bone evolution paleozo à frill revêtue'

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 LARGE, TOP QUALITY Megalonyx jeffersonii sloth claw from an extinct genus of giant ground sloths from Georgia. A February Fossil of the Month.  This sloth claw has excellent preservation, and is 100% complete with no damage. Great black bone color and texture with a highly articulated natural bone surface. Excellent preservation of the proximal end. There is no restoration or repair. Authenticity guaranteed. A fantastic Pleistocene giant ground sloth claw specimen!  Comes a custom burl wood stand as pictured.

X702          SIZE: 6-3/8” length x 2-7/8" x 1-3/8"   Height with stand:  7-1/2"

Note – adding 2 Ground Sloth claws & teeth in February 2023.   Link to Sloth fossils

A scarce, High Quality Bone Valley Ginglymostoma lehneri tooth, a Nurse shark from the Peace River, Florida. High quality specimen. No repair or restoration. Authenticity guaranteed. You don't see Florida Nurse shark teeth very often!

F523        SIZE: 5/16" W

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.

A scarce, Top Quality Bone Valley Ginglymostoma lehneri tooth, a Nurse shark from the Peace River, Florida. A high quality Miocene specimen. No repair or restoration. Authenticity guaranteed. You don't see Florida Nurse shark teeth very often!

F522        SIZE: 5/16" W

A Quality Iguanodon bernissartensis vertebra, an early Cretaceous herbivore from the Isle of Wright, UK. This vertebra is highly mineralized and quite heavy. Great rich dark brown color. No repair or restoration. Legally collected in the Wessex Fm., Isle of Wright. Authenticity guaranteed.  Note - this specimen weighs 1.85 pounds and will require supplemental postage for international orders.

DU01         SIZE: 3" Length  ;  4" Wide

Link to Herbivore bones

An ultra rare, LARGE Top Quality Edestus heinrichi shark whorl with 7 big crowns, from Herrin, Illinois. An October Fossil of the Month. This is a Paleozoic shark that lived in swamps that our now underground coal deposits. Excellent preservation and serrations. This whorl is incredible teeth detail - the first 5 crowns are all natural and the the last two have some top repair. One of the finest whorls that I have had. 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. Seven plus crown whorl sections are ultra rare!  The BEST.

I01 BoP3         SIZE: 1-3/4" teeth   (Whorl :  10-1/4" length) 

Adding 11 Edestus shark specimens in October 2021.    Link to Edestus shark.

A Top Quality Carcharhinus leucas, the Bull shark, tooth from Baja, Mexico. Highest quality enamel. An excellent tan colored crown with a tan root. Great color! Sharp serrations. A lower jaw tooth. A Baja collector's Bull shark tooth. No repair or restoration. This is a Pliocene tooth from Gloria Fm. Authenticity guaranteed. A fantastic collector's tooth from a rare locality.  

MX239        SIZE: 3/4"

Posting 19 species (68 rare shark teeth) from Baja, Mexico.   Link to Mexican shark teeth -> Mexico shark teeth

A Top Quality Carcharhinus leucas, the Bull shark, tooth from Baja, Mexico. Highest quality enamel. An excellent tan colored crown with a tan root. Great color! Sharp serrations. A Baja collector's Bull shark tooth. No repair or restoration. This is a Pliocene tooth from Gloria Fm. Authenticity guaranteed. A fantastic collector's tooth from a rare locality.  

MX238        SIZE: 13/16"

Posting 19 species (68 rare shark teeth) from Baja, Mexico.   Link to Mexican shark teeth -> Mexico shark teeth

A LARGE, Top Quality Carcharhinus leucas, the Bull shark, tooth from Baja, Mexico. Highest quality enamel. An excellent tan colored crown with a tan root. Great color! Sharp serrations. Great eye appeal. A BIG Baja collector's Bull shark tooth. No repair or restoration. This is a Pliocene tooth from Tirabuzon Fm. Authenticity guaranteed. A fantastic collector's tooth from a rare locality.  

MX231        SIZE: 1"

Posting 19 species (68 rare shark teeth) from Baja, Mexico.   Link to Mexican shark teeth -> Mexico shark teeth

A LARGE, Top Quality Carcharhinus leucas, the Bull shark, tooth from Baja, Mexico. Highest quality enamel. An excellent tan colored crown with a tan root. Great color! Sharp serrations. Great eye appeal. A BIG Baja collector's Bull shark tooth. No repair or restoration. This is a Pliocene tooth from Gloria Fm. Authenticity guaranteed. A fantastic collector's tooth from a rare locality.  

MX235        SIZE: 1"

Posting 19 species (68 rare shark teeth) from Baja, Mexico.   Link to Mexican shark teeth -> Mexico shark teeth

A Top Quality Carcharhinus leucas, the Bull shark, tooth from Baja, Mexico. Highest quality enamel. An excellent tan colored crown with a tan root. Great color! Sharp serrations. Great eye appeal. A colorful Baja collector's Bull shark tooth. No repair or restoration. This is a Pliocene tooth from Gloria Fm. Authenticity guaranteed. A fantastic collector's tooth from a rare locality.  

MX236        SIZE: 7/8"

Posting 19 species (68 rare shark teeth) from Baja, Mexico.   Link to Mexican shark teeth -> Mexico shark teeth