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A Top Quality Rhinoptera sp., a Cownose ray, tooth plate from Baja, Mexico. Excellent tan color. The root shows incredible detail. Very good preservation and condition. This is a Miocene age tooth from the Rosarita Beach Fm. Authenticity guaranteed. A fantastic collector's tooth from a rare locality.  

MX351        Size: 13/16"

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

A very rare, TOP QUALITY Hainosaurus tooth, a Tylosaur mosasaur, from the Cretaceous of Khouribga, Morocco. This mosasaur is a recent discovery and genus naming. The teeth appear to be quite rare. Note - the well defined posterior hook at the top of the crown - a Hainosaurus characteristic. This specimen has a wear facet on the anterior edge of the crown and it has been cracked. This is the most difficult of the Mosasaur species to find. An excellent collector's Mosasaur tooth. Authenticity guaranteed. 

M1060           SIZE: 1-3/4"   (1" Wide)

Note - Adding 35 new Mosasaur teeth in November 2023.   -->   Link to Mosasaur teeth.

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. A unique brown colored tooth - 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. 

I07        SIZE:  3-3/8" w/ root  (1-5/8" 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. A rare double crown section with lots of pyrite. 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. 

I04        SIZE:  3" w/ root  (1-7/8" crown) 

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

A set of two Quality Rhinoptera sp., a Cownose ray, tooth plates from Baja, Mexico. Excellent tan color. The root shows incredible detail. Very good preservation and condition. This is a Miocene age tooth from the Rosarita Beach Fm. Authenticity guaranteed. A fantastic collector's tooth from a rare locality.  

MX352        Size: 7/16" (largest)

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

The October 2015 Week #4 Fossil of the Month is a LARGE, GEM Megalodon PRINCIPAL ANTERIOR upper jaw tooth from the Bolan Hall Creek, Jasper Co., So. Carolina. A gorgeous symmetrical Meg with a greenish - tan crown. High quality enamel. The brown bourlette is incredible, very glossy, anbd essentially complete. The serrations are incredibly sharp -" razor-like" with an exceptional tip serration and nearly perfect! Incredible serrations for a bigger So. Carolina Meg - among the finest (see the close photos)! The root is complete, nicely articulated, few hydration cracks and a nice brown color. Exceptional symmetry - the perfect shaped Meg. This Megalodon is an exceptionally well preserved. NO repair or restoration. AN EXCEPTIONAL MEG. MUSEUM QUALITY. The BEST of the BEST! If you are looking for a top quality Meg from an unusual location, this is the tooth for your collection! Be sure to see all of our Fossil Teeth of the Month selections.

SC063            SIZE: 5-3/8" (3-1/2" W)

A gorgeous, very rare early Cretaceous Crioceras loryi ammonite specimen from Drome, France. A rare uncoiled, spiny Ammonite. This is a Lower Cretaceous ammonite (Lower Hauterivian) - 135 MYA.  Authenticity guaranteed.  

FR303    Size: 2-7/8"

A MUSEUM QUALITY group of two Sinosura kelheimensis, a Brittle Star. The largest is 1-3/8" in length. Incredible detail. Excellent preservation and excellent preparation. Matrix size is 4-1/2" x 2". This Brittle star is from Hienheim, Bavaria, Germany. Upper Jurassic (Lower Tithonian). Rare! A top quality collector's piece.

GR102           SIZE: 1-3/8"

An incredible, very rare Carcharodontosaurus Pes (toe) claw from the Kem Kem deposits of Morocco. A massive pes claw - bigger than most. Please note that there are minimal breaks and no restoration. Natural color and surfaces. It is difficult to find a better example without heavy restoration. Proximal end is well preserved. This claw is 1-5/8" wide and 1-1/4" thick. This claw is big & fat, and much better quality than most. No restoration. Remember if it looks too good, it is probably a fake! A very rare dinosaur claw! A fantastic opportunity to own a very rare, large Cretaceous theropod claw for less than $1000. The real deal! Authenticity guaranteed.

M1208 BoP      Size: 3-1/2"

A Top Quality Ptychodus mortoni, an extinct durophagous (shell-crushing) shark, tooth from Dallas Co., Texas. A symphyseal tooth. An excellent example of this Upper Cretaceous Eagle Ford Fm. tooth. These  teeth have a design that includes a high cusp with radiating occlusal ridges extending across the cusp face. Authenticity guaranteed. P. mortoni is a rare species in Texas, and when teeth get this large they are extremely rare!  Near Perfect tooth.

T392            SIZE: 3/8"

Adding 24 Ptychodus mortoni teeth in August 2025.   Link to Texas shark teeth

A Top Quality Ptychodus mortoni, an extinct durophagous (shell-crushing) shark, tooth from Dallas Co., Texas. A symphyseal tooth from the front rows. An excellent example of this Upper Cretaceous Eagle Ford Fm. tooth. These  teeth have a design that includes a high cusp with radiating occlusal ridges extending across the cusp face. Authenticity guaranteed. P. mortoni is a rare species in Texas, and when teeth get this large they are extremely rare!  

T3891            SIZE: 3/4"

Adding 24 Ptychodus mortoni teeth in August 2025.   Link to Texas shark teeth

A Top Quality Cretodus crassidens, an extinct Mackerel shark, tooth from Denton Co., Texas. An excellent example of this Lower Cretaceous Eagle Ford Fm. tooth. These massive teeth have a design that includes a large / heavy root with high root face, a narrow crown width, and broad side cusps. This is the big shark tooth in Texas Cretaceous deposits which can reach 2.6". This is a lateral tooth with perfect side cusps. Authenticity guaranteed. Perfect tooth. I don't see many of these teeth.

T184            SIZE: 1-1/2"

Note - Adding 100+ new Texas shark teeth in October 2021.   Link to Texas shark teeth