Search results for: 'fischeuri à dure d’ours'

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 incredible brown colored specimen - very unusual. 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. 

I10        SIZE:  3-1/2" w/ root  (1-5/8" crown) 

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

The November week #4 FOTM is a GEM JET BLACK, EXTRA LARGE Megalodon upper jaw tooth from So. Carolina. Highest quality enamel. The bourlette is jet black and 90% complete.The serrations are incredible - razor sharp, essentially complete with a good tip serration. Exceptional serrations for a big Meg. The root is complete and an excellent charcoal gray color with essentially no hydration cracks. A fantastically preserved root! This is an exceptional big Meg. NO repair! AN EXCEPTIONAL JET BLACK So. Carolina collector's Meg. Just about the PERFECT BLACK Meg. MUSEUM QUALITY. The BEST of the BEST! Be sure to see all of our Fossil Teeth of the Month selections!

SC066           SIZE: 5-5/16" (4-1/16" W)

A TOP QUALITY Alopias supercilliosus, the Bigeye Threasher shark, tooth from Baja, Mexico. Nice tan crown with an excellent tan root. Great preservation. This is a Pliocene tooth found in the Gloria Fm. Authenticity guaranteed. An excellent collector's tooth from a rare locality. 

MX271            SIZE: 5/16"

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

A Top Quality, Triceratops horridus brow horn from the late Cretaceous of northern North America. A February 2021 Fossil of the Month. Triceratops was a large ceratopsian dinosaur found in the Hell Creek and Lance Creek formations. This is a special horn with exceptional detail preserved and exceptional color / patina. You can see all of the natural blood grooves around the surface of the horn. The preparation of the horn was fairly basic and simple - some cracks filled and a small area around the tip was restored. This is very minimal restoration for a horn. It comes with the welded steel stand as shown. A fantastic fossil overall. Legally collected on private land in the Lance Creek Fm., Lusk, Wyoming. Authenticity guaranteed. Certification of Authentication provided. Museum quality. A fantastic Triceratops brow horn display. You don't see these top quality horns very often! A great display size. Shipping weight is ~15 lbs. Note - International buyers may incur some shipping cost.            

DC51 BoP        SIZE: 19" (straight line) ; Distal end measures 6" Height x 4" Wide       

Note - Adding 30 new Triceratops fossils in February 2021.       Link to Triceratops fossils catalog

A LARGE, TOP QUALITY Smooth Hammerhead shark tooth, Sphyrna zygaena, from Baja, Mexico. Excellent color and serrations. A large lateral tooth from a Miocene land deposit in the Rosarita Beach Fm. No repair or restoration.  Authenticity guaranteed. A scarce collector's tooth from a rare locality.

MX361            SIZE: 1/2"+

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

A Top Quality Thescelosaurus neglectus pes ungual (foot claw) from the late Cretaceous of northern North America. Thescelosaurus is a mid-sized dinosaur found in the Hell Creek formation. This claw is excellent quality with excellent color / patina. A some erosion the proximal end. Note - Thesc unguals are described as flat triangles.(see Thesc-Pachy claw differentiation discussion below). No repair and no restoration. A rare Thescelosaurus pes ungual! Legally collected on private land in the Hell Creek Fm., Powder River Co., Montana. Excellent collector's quality Thescelosaurus claw. Note - claw comes with a Riker type frame. Authenticity guaranteed.

DI25        SIZE: 1-5/16"  

Note - Adding 23 new Thescelosarus fossils in March 2022.   Link to Thesc fossils catalog

A LARGE RARE, Top Quality Acheroraptor temertyorum (raptor) tooth from So. Dakota. Acheroraptor temertyorum is one of two recently described Hell Creek Fm. raptors, and it is a close relative of Velociraptor. This tooth is 1/2" which is a large size. The enamel is excellent with a great brown color. Multiple prominent longitudinal "ribs" run the length of the crown. Excellent large posterior and small anterior serrations. There is a natural wear facet on the tip. See unique crown characteristic discussion below. No repair or restoration. Legally collected on private land in the Hell Creek Fm., Harding Co., So. Dakota. Note - the 2013 Acheroraptor description paper is available upon request. Authenticity guaranteed. This is your chance to own a rare, top quality Acheroraptor temertyorum tooth.  Note - A gem jar will be included as photographed.

DR12       SIZE: 1/2"

Note - Adding 10 new Acheroraptor teeth in May 2025      Link to Raptor (Dromaeosaur) catalog.

A LARGE RARE, Top Quality Acheroraptor temertyorum (raptor) tooth from So. Dakota. Acheroraptor temertyorum is one of two recently described Hell Creek Fm. raptors, and it is a close relative of Velociraptor. This tooth is 1/2" which is a large size. The enamel is excellent with a great brown color. Multiple prominent longitudinal "ribs" run the length of the crown. Excellent large posterior and small anterior serrations. There is a small natural wear facet on the tip. See unique crown characteristic discussion below. No repair or restoration. Legally collected on private land in the Hell Creek Fm., Harding Co., So. Dakota. Note - the 2013 Acheroraptor description paper is available upon request. Authenticity guaranteed. This is your chance to own a rare, top quality Acheroraptor temertyorum tooth.  Note - A gem jar will be included as photographed.

DR11       SIZE: 1/2"

Note - Adding 10 new Acheroraptor teeth in May 2025      Link to Raptor (Dromaeosaur) catalog.

A Top Quality upper jaw Notorhynchus tooth - a Sevengill Cow shark, from the Lee Creek mine, Aurora, No. Carolina. Note - this is an upper lateral tooth five main cusps. I rarely see this tooth position. This tooth has a rich blue & tan crown with a tan root. Incredible color and preservation. These are Miocene age, Pungo River Formation teeth. An essentially perfect tooth. A fantastic collector's tooth. Authenticity guaranteed.

LC625         Size: 5/8"

Note - Adding 39 Lee Creek Cow Shark teeth in February 2023        Link to Lee Creek Cow shark teeth.

A Top Quality upper jaw Notorhynchus tooth - a Sevengill Cow shark, from the Lee Creek mine, Aurora, No. Carolina. Note - this is an upper lateral tooth with 5 main cusps (one damaged). I rarely see this tooth position. This tooth has a rich blue & tan crown with a tan root. Incredible color and preservation. These are Miocene age, Pungo River Formation teeth. A fantastic collector's tooth. Authenticity guaranteed.

LC621         Size: 3/4"

Note - Adding 39 Lee Creek Cow Shark teeth in February 2023        Link to Lee Creek Cow shark teeth.

A Top Quality, rare Pinus sp. pine cone specimen from Germany. This pine cone is fully inflated. Excellent preservation and color. The original matrix is a very hard and heavy sandstone nodule. Note – nodule matrix size is 4-1/4”  x  4-1/8". Authenticity guaranteed. Note - This pine weights approximately 3 pounds. International customers will have a supplemental shipping charge.

Name: Pinus sp.     Age: Upper Oligocene (32 mya)      Location: Bad Kreuznach, Germany

X333        Size: 2"  (15/16" W)

Adding 3 new Pine Cones in October 2022.    -->    Link to Pine Cones

A LARGE, exceptional natural Kranosphinctes (Perisphinctes) ammonite showing a very nice external design from Saharaha, Madagascar.  Jurassic age. A gorgeous display item!  Authenticity guaranteed. Note - This item weighs 7 lbs.  International customers will not have free shipping. 

X275      Size: 8-3/4"  (2-1/2" wide)

Note - Adding 17 Madagascar ammonites in November 2024  -->   Link to Madagascar ammonites