Search results for: 'dung paleozo free only subtitrat'

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 excellent matrix specimen that inludes the opposing tooth mold as well. 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. Note - shipping weight is 1.9 lbs. International "free shipping" will require supplemental postage.

I11        SIZE:  3" w/ root  (1-1/2" crown) ;  Matrix block is 3.5" x 3.5"

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

An EXTRA LARGE, High Quality Ankylosaurus osteoderm (bony armor plate) from the late Cretaceous of northern North America. An August Fossil of the Month. Ankylosaurus and Denversaurus, a Nodosaur, were the two Ankylosaurs present in the Hell Creek and Lance Creek Formations.  A complete body osteoderm plate from an adult Ankylosaurus. The bone is excellent quality with excellent color / patina. Some natural crack. No restoration. Legally collected on private land in the Lance Creek Fm., Niobrara Co., Wyoming. Authenticity guaranteed. A collector's quality Ankylosaurus osteoderm. I do not see large ostederms very often. Note - Osteoderm weighs 1.5 lbs. An international shipping surcharge will be added to "free shipping".

DK21         SIZE: 5-1/2"  x  4-1/2" 

Note - Adding 10 new Ankylosaurus - Nodosaur fossils in August 2021.       Link to Ankylosaur fossils catalog.

Crown is nicely articulated. A well preserved extra large specimen. Rare species.  An excellent collector's tooth!

Age: Lower Carboniferous (320 MYA); Serpuchov Fm.

Location: Serpuchov, Russia

R256        SIZE: 3/8"

Extra large size. Crown is nicely articulated. A well preserved extra large specimen. Rare species.  An excellent collector's tooth!

Age: Lower Carboniferous (320 MYA); Serpuchov Fm.

Location: Serpuchov, Russia

R036       SIZE: 3/8"+

An excellent unclassified Symmorium species. Multiple cusped crown with a large, flat based root. A well preserved extra large specimen.  An excellent collector's tooth!

Age: Lower Carboniferous (320 MYA); Serpuchov Fm.

Location: Serpuchov, Russia

R046      SIZE: 1/8"

A rare EXTRA LARGE, Top Quality Heterodontus dorsal spine - the Horn shark from the Sharktooth Hill area, near Bakersfield, California. These Heterodontus spines only occasionally fossilize and they are quite rare. A great defensive weapon for the Horn shark! No repair or restoration. Authenticity guaranteed. The Sharktooth deposits produce the largest and best fossil Horn shark spines. This is a huge spine!

ST115        SIZE: 3-1/8"

Note - Adding 4 Heterodontus dorsal spines in February 2022.  Link to Heterodontus fossils

A very rare, Angustidens tooth from Karagie Depression, Mangyshlak, western Kazakhstan. This location produces top quality teeth with brown colored enamel. The bourlette is complete. Nice extra coarse serrations and large side cusps. The root is complete.These teeth exhibit exceptional color, gloss, and preservation. A super rare Upper Oligocene Angustidens tooth. Chatttian age - 26 MYA. No repair. Authenticity guaranteed. I have only seen four Angustidens from Kazakhstan!

K594 BoP           SIZE: 2-1/16"

Note - Adding 4 Kazakh Angustidens teeth in November 2021. -->  Link to Kazakh Angustidens teeth.

The Kolbay Collection. A Top Quality Hispidaspis lasuri tooth from Kolbay, W. Kazakhstan. A lateral tooth. Note - This species is known for their multiple, highly irregular side cusps which can cover the entire root shoulder and the base of the crown. Very strange! Great color and condition. An excellent Middle Cretaceous (U. Albian - 102 MYA) age tooth. No repair or restoration. Authenticity guaranteed. You will enjoy the quality of the Kazakh teeth. A special piece from an old collection. Only one specimen.

K1437        SIZE: 15/16"

The Kolbay Collection. A Top Quality Hispidaspis lasuri tooth from Kolbay, W. Kazakhstan. A lateral tooth. Note - This species is known for their multiple, highly irregular side cusps which can cover the entire root shoulder and the base of the crown. Very strange! Great color and condition. An excellent Middle Cretaceous (U. Albian - 102 MYA) age tooth. No repair or restoration. Authenticity guaranteed. You will enjoy the quality of the Kazakh teeth. A special piece from an old collection. Only one specimen.

K1436        SIZE: 1-1/16"

The Kolbay Collection. A Top Quality Hispidaspis lasuri tooth from Kolbay, W. Kazakhstan. An anterior tooth. Note - This species is known for their multiple, highly irregular side cusps which can cover the entire root shoulder and the base of the crown. Very strange! Great color and condition. An excellent Middle Cretaceous (U. Albian - 102 MYA) age tooth. No repair or restoration. Authenticity guaranteed. You will enjoy the quality of the Kazakh teeth. A special piece from an old collection. Only one specimen.

K1435        SIZE: 1-3/8"

The Kolbay Collection. A Top Quality Hispidaspis lasuri tooth from Kolbay, W. Kazakhstan. An anterior tooth. Note - This species is known for their multiple, highly irregular side cusps which can cover the entire root shoulder and the base of the crown. Very strange! Great color and condition. An excellent Middle Cretaceous (U. Albian - 102 MYA) age tooth. No repair or restoration. Authenticity guaranteed. You will enjoy the quality of the Kazakh teeth. A special piece from an old collection. Only one specimen.

K1434        SIZE: 1-7/16"