Search results for: 'one piece good entri line activ'

A GEM Quality, Colorful Tyrannosaur tooth from the late Cretaceous (Campanian) in northern North America. Please note that this tooth could Gorgosaurus or Daspletosaurus - see Detailed Discussion below. An October Fossil of the Month. This tooth measures 1-1/2" - an excellent Tyrannosaur  tooth. A maxillary tooth. The enamel is highest quality with exceptional color. Anterior serrations and posterior serrations are excellent. No repair or restoration. Legally collected on private land in the Judith River Fm., Blaine Co., Montana. Authenticity guaranteed. An incredible collector's tooth. A Riker display case is included.

DY13         SIZE: 1-1/2"   (Base: 5/8" wide)

Note - Added 26 new Tyrannosaur teeth in October 2025.     Link to Tyrannosaur teeth catalog.

A Quality, EXTRA LARGE Tyrannosaur tooth from the late Cretaceous (Campanian) in northern North America. Please note that this tooth could Gorgosaurus or Daspletosaurus - see Detailed Discussion below. This tooth measures 2-1/4" - an excellent Tyrannosaur tooth. A dentary tooth. The enamel is high quality with excellent color. Anterior and posterior serrations are excellent. Two cracks. Root etching. No restoration. Legally collected on private land in the Judith River Fm., Winifred Co., Montana. Authenticity guaranteed. An excellent collector's tooth. A Riker display case is included.

DY06         SIZE: 2-1/4"   (Base: 13/16" wide x 1/2")

Note - Added 26 new Tyrannosaur teeth in October 2025.     Link to Tyrannosaur teeth catalog.

A rare, Tethysaurus (an extinct Aigialosaur Mosasaur) jaw section with eight original teeth in the jaw. Note -  the original teeth remaining in the jaw are quite rare. The jaw bone and teeth exhibit exceptional condition and preservation (very rare). This wonderful specimen is very mineralized in a hard sandstone nodule. An incredible display piece and an incredible collector's piece. New find / new area. You will see these jaws very often! Please note this is not one of those six tooth "reconstructed" (fake) Mosasaur jaw sections. This is the real deal! Authenicity guaranteed.

M1091              SIZE: 5-1/4" jaw

A very rare, early Otodus mugodzharicus upper jaw, lateral tooth from Aktulagay, western Kazakhstan. A transitional tooth leading to C. auriculatus (see detailed discussion below) which leads to Megalodon. The bourlette is complete. Tooth exhibits very fine serrations along the lower 1/3 of crown and micro serrations to the tip. These teeth exhibit very good color, gloss, and preservation. A rare, early Eocene Auriculatus transition tooth. A very challenging tooth to find when building a Megalodon evolutionary set! No repair. Authenticity guaranteed. Note - This western Kazakhstan site is one of the few places in the world where the Otodus to Auriculatus transition can be found in adjacent layers.

K554         SIZE: 1-1/4"

Note - Adding 18 Kazakh Auriuclatus or transition teeth in April 2020. -->  Link to Kazakh Auriculatus teeth.

A very rare, early Otodus mugodzharicus upper jaw, lateral tooth from Aktulagay, western Kazakhstan. A transitional tooth leading to C. auriculatus (see detailed discussion below) which leads to Megalodon. The bourlette is complete. Tooth exhibits wavy serrations along the lower 1/3 of crown and small wavy serrations to the tip. These teeth exhibit very good color, gloss, and preservation. A rare, early Eocene Auriculatus transition tooth. A very challenging tooth to find when building a Megalodon evolutionary set! No repair. Authenticity guaranteed. Note - This western Kazakhstan site is one of the few places in the world where the Otodus to Auriculatus transition can be found in adjacent layers.

K553         SIZE: 1-1/2"

Note - Adding 18 Kazakh Auriuclatus or transition teeth in April 2020. -->  Link to Kazakh Auriculatus teeth.

A very rare, early Otodus mugodzharicus upper jaw, anterior tooth from Aktulagay, western Kazakhstan. A transitional tooth leading to C. auriculatus (see detailed discussion below) which leads to Megalodon. The bourlette is complete. Tooth exhibits fine and wavy serrations along the lower 1/3 of crown and no serrations the tip. These teeth exhibit very good color, gloss, and preservation. A rare, early Eocene Auriculatus transition tooth. A very challenging tooth to find when building a Megalodon evolutionary set! No repair. Authenticity guaranteed. Note - This western Kazakhstan site is one of the few places in the world where the Otodus to Auriculatus transition can be found in adjacent layers.

K551         SIZE: 2-1/8"

Note - Adding 18 Kazakh Auriculatus or transition teeth in April 2020. -->  Link to Kazakh Auriculatus teeth.

A very rare, early Otodus obliquus anterior tooth from Kzil-Orda Region, Kazakhstan. Otodus obliquus is the ancestor to O. auriculatus (see detailed discussion below) which leads to Megalodon. The bourlette is large and complete. Exhibits no serrations. The starting species to serrated Otodus teeth. These teeth exhibit very good color, gloss, and preservation. A rare, early Eocene (Ypresian) Auriculatus transition tooth. A very challenging tooth to find when building a Megalodon evolutionary set! No repair. Authenticity guaranteed. Note - This western Kazakhstan site is one of the few places in the world where the Otodus obliquus to Otodus auriculatus transition can be found in adjacent early Eocene formation units. 

K561         SIZE: 1-1/16"

Note - Adding 24 Kazakh Auriculatus or transition teeth in July 2024. -->  Link to Kazakh Auriculatus teeth.

A very rare, early Otodus obliquus anterior tooth from Kzil-Orda Region, Kazakhstan. Otodus obliquus is the ancestor to O. auriculatus (see detailed discussion below) which leads to Megalodon. The bourlette is large and complete. Exhibits no serrations. The starting species to serrated Otodus teeth. These teeth exhibit very good color, gloss, and preservation. A rare, early Eocene (Ypresian) Auriculatus transition tooth. A very challenging tooth to find when building a Megalodon evolutionary set! No repair. Authenticity guaranteed. Note - This western Kazakhstan site is one of the few places in the world where the Otodus obliquus to Otodus auriculatus transition can be found in adjacent early Eocene formation units. 

K562         SIZE: 1-1/4"

Note - Adding 24 Kazakh Auriculatus or transition teeth in July 2024. -->  Link to Kazakh Auriculatus teeth.

A very rare, early Otodus obliquus anterior tooth from Kzil-Orda Region, Kazakhstan. Otodus obliquus is the ancestor to O. auriculatus (see detailed discussion below) which leads to Megalodon. The bourlette is large and complete. Exhibits no serrations. The starting species to serrated Otodus teeth. These teeth exhibit very good color, gloss, and preservation. A rare, early Eocene (Ypresian) Auriculatus transition tooth. A very challenging tooth to find when building a Megalodon evolutionary set! No repair. Authenticity guaranteed. Note - This western Kazakhstan site is one of the few places in the world where the Otodus obliquus to Otodus auriculatus transition can be found in adjacent early Eocene formation units. 

K561         SIZE: 1-1/4"

Note - Adding 24 Kazakh Auriculatus or transition teeth in July 2024. -->  Link to Kazakh Auriculatus teeth.

A scarce, Top Quality Bone Valley shark vertebra from Polk Co., Florida. High quality. Excellent white color. The edges are fairly clean. No repair or restoration. Authenticity guaranteed. You don't see BV shark vertebra very often!

F976       SIZE: 15/16" 

Note - Adding 6 new BV shark vertebra in June 2019.  ->  Link to BV shark vertebra

A scarce, Top Quality Bone Valley shark vertebra from Polk Co., Florida. High quality. Excellent golden color. The edges are fairly clean. No repair or restoration. Authenticity guaranteed. You don't see BV shark vertebra very often!

F975       SIZE: 1" 

Note - Adding 6 new BV shark vertebra in June 2019.  ->  Link to BV shark vertebra