Search results for: 'skull and book seal 2'

A very rare, early Macrorhizodus nolfi upper jaw, lateral tooth from Aktulagay, western Kazakhstan. Macrorhizodus nolfi is a Lamnidae shark and an early Mako shark (Isurus praecursor) relative in this early Eocene deposit. The side cusps are complete. No repair. Authenticity guaranteed. Perfect tooth.

K572         SIZE: 3/4"

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

A very rare, early Macrorhizodus nolfi upper jaw, anterior tooth from Aktulagay, western Kazakhstan. Macrorhizodus nolfi is a Lamnidae shark and an early Mako shark (Isurus praecursor) relative in this early Eocene deposit. These teeth exhibit very good color, gloss, and preservation. A rare, early Eocene Macrorhizodus nolfi tooth. No repair. Authenticity guaranteed. 

K571         SIZE: 1-3/8"

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. 

K561         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 aksuaticus upper jaw, lateral tooth from Kzil-Orda, Kazakhstan. A transitional tooth leading to O. auriculatus (see detailed discussion below) which leads to Megalodon. A July Fossil of the Month. The bourlette is complete. This tooth exhibits small serrations along the lower 1/3 of the crown and micro serrations to the tip. These teeth exhibit excellent color, gloss, and preservation. A rare, early (Ypresian) Eocene Auriculatus transition tooth.  A very challenging tooth to find when building a Megalodon evolutionary set! No repair or restoration. Authenticity guaranteed. 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 geologic layers. 

K547         SIZE: 1-15/16"

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

A very rare, early Otodus aksuaticus lateral tooth from Kzil-Orda, Kazakhstan. A transitional tooth leading to O. auriculatus (see detailed discussion below) which leads to Megalodon. The bourlette is complete. This tooth exhibits small serrations along the lower 1/3 of the crown and micro serrations to the tip. These teeth exhibit excellent color, gloss, and preservation. A rare, early (Ypresian) Eocene Auriculatus transition tooth.  A very challenging tooth to find when building a Megalodon evolutionary set! No repair or restoration. Authenticity guaranteed. 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 geologic layers. 

K543         SIZE: 1-7/8"

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

A Top Quality Triceratops horridus nasal horn section from the late Cretaceous of northern North America. A September Fossil of the Month. Triceratops was a large ceratopsian dinosaur found in the Hell Creek and Lance Creek formations which is know for three horns and the large frill protecting its neck. A complete nasal horn. This is an exceptional nasal horn with excellent detail preserved. You can see all of the natural blood grooves around the surface of the horn and the skull bone is attached to the rear of the horn. There is mall amount of crack fill. No restoration. 100% natural specimen. It comes with a sturdy custom steel stand as shown. A fantastic fossil overall for display. Legally collected on private land in Corson Co., So. Dakota. Authenticity guaranteed. Certification of Authentication provided. A excellent nasal norn. This is a rare opportunity to own a very special horn. This is a special high end Triceratops horn.      

DC52         SIZE: 6-1/2" Long x  4-3/8"  High;   Height on stand: 6-1/2"

Note - Adding 15 new Triceratops bones in September 2025.       Link to Triceratops fossils catalog

A Top Quality Onchopristis numidus rostal tooth from the Kem Kem area of Morocco. Onchopristis was a large, fearsome Cretaceous Saw shark, and may have been a meal for Spinosaurus. No repair or restoration. Authenticity guaranteed. One of my favorite shark teeth. 

M1024        SIZE: 2-1/2"

Note – Adding 10 new Onchopristis teeth added in November 2021.  ->  Link to Onchopristis Catalog

Large anterior Odontaspis teeth in perfect condition. Set of 2 teeth.

M356             SIZE: ~3/4"

A rare Top Quality Hexanchus collinsonae tooth, a Sixgill Cow shark, from the Muddy Creek / Fisher - Sullivan site, Virginia.  An upper jaw parasymphyseal tooth with 1 primary cusp. Incredible color and preservation. This is an Early Eocene (Ypresian) age, Nanjemoy Formation tooth. A special collector's Cow shark tooth. Authenticity guaranteed. 

MC965         Size: 3/8"

Note adding 15 Muddy Creek Cow shark teeth in June 2022.  --> Link to Muddy Creek Cow Shark teeth

A rare Top Quality Hexanchus collinsonae tooth, a Sixgill Cow shark, from the Muddy Creek / Fisher - Sullivan site, Virginia.  An upper jaw parasymphyseal tooth with 1 primary cusp. Incredible color and preservation. This is an Early Eocene (Ypresian) age, Nanjemoy Formation tooth. A special collector's Cow shark tooth. Authenticity guaranteed. 

MC964         Size: 7/16"

Note adding 15 Muddy Creek Cow shark teeth in June 2022.  --> Link to Muddy Creek Cow Shark teeth

A rare Top Quality Hexanchus collinsonae tooth, a Sixgill Cow shark, from the Muddy Creek / Fisher - Sullivan site, Virginia.  An upper jaw tooth with 3 primary cusps. Exceptional color and preservation. This is an Early Eocene (Ypresian) age, Nanjemoy Formation tooth. A special collector's Cow shark tooth. Authenticity guaranteed. 

MC960         Size: 7/16"+

Note adding 15 Muddy Creek Cow shark teeth in June 2022.  --> Link to Muddy Creek Cow Shark teeth