Search results for: 'tan tan the đông novu á'

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.

An EXTRA LARGE (6-5/8"), Quality Carcharocles megalodon from offshore Wrightsville Beach, North Carolina. A January Fossil of the Month. This Megalodon is a big upper jaw anterior tooth (A1). Great color. The enamel and serrations are very good quality. Bourlette is a dark brown (nearly black) color, extra large and mostly dentin later. The root is complete. No repair or restoration. This is a high quality BIG Atlantic Ocean Megalodon tooth from this offshore site. Authenticity guaranteed. Tooth comes with a custom display stand as shown.  You don't see many Megalodon teeth exceeding 6-1/2". A MONSTER sized tooth!   

NC031         SIZE: 6-5/8"   (4-7/8" wide)

Link to NC Megs

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 Titanosaur tooth from the Cretaceous Kem Kem deposits of Morocco. Please note that most of the sauropod teeth are now thought to be Titanosaurid teeth (see discussion below). Excellent quality enamel with incredible detail and great red color. Enamel is heavily articulated. A large, unerupted tooth with no tip wear facet. Exceptional condition and preservation. A fantastic extra wide BIG peglike Titanosaur tooth. No restoration. Authenticity guaranteed. A possible different Titanosaur species due to unique tooth shape.

M1297       Size: 1-11/16"   (9/16" wide)

Note - Adding 7 new Titanosaur teeth in January 2026.     Link to Rebbachisaurus - Titanosaur 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

A RARE, TOP QUALITY Prognathodon curri tooth from the Cretaceous of Morocco. This is one of the rare Moroccan mosasaur species. This specimen is massive with round crown and a wide cross-section. Exceptional condition and preservation. A massive Mosasaur tooth from the hero of Jurassic World!  Note - the large Moroccan Mosasaurs have been renamed to a Prognathodon genus. No restoration. Authenticity guaranteed.

M1055         SIZE: 2-1/4"  (1-1/2" W)

Note - Adding 8 Mosasaur teeth in November 2025. -->  Link to Mosasaur teeth.

A beautifully prepared, EXTRA LARGE Neoasaphus cornutus trilobite from the Saint Petersburg region, Russia. A very nice three lobe design. Interesting raised eyes to see in soft sediment. An Ordovician trilobite (470 mya). Exceptional quality and preservation! Authenticity guaranteed. Note - This specimen weighs 1.7 lbs. A shipping surcharge will apply to international orders.

XR150        Size:  3-1/16"   (2" W)

Note - Adding 10 new Trilobites in November 2020.    -->    Link to Russian Trilobites

A GEM modern Kitefin shark, Dalatias licha. A deep water shark. Lower jaw tooth. Bright white color. Perfect tooth. Authenticity guaranteed. (1 Kitefin tooth available) A very difficult tooth to find.

MK01       SIZE: 1/2"

Note - Adding 12 new modern shark species in July 2022 -> Link to modern Goblin shark teeth