Search results for: 'da02 ba ve thi note'

A LARGE RARE, Top Quality Acheroraptor temertyorum (raptor) tooth from Montana. Acheroraptor temertyorum is one of two recently described Hell Creek Fm. raptors, and it is a close relative of Velociraptor. A premaxillary or dentary front tooth. This tooth is 1/2" which is an extra large size. The enamel is excellent with a great brown color. Multiple prominent longitudinal "ribs" run the length of the crown. Note - The anterior carina is nicely serrated. See unique crown characteristic discussion below. No repair or restoration. Legally collected on private land in the Hell Creek Fm., Powder River Co., Montana. Note - the 2013 Acheroraptor description paper is available upon request. Authenticity guaranteed. This is your chance to own a rare, top quality Acheroraptor temertyorum tooth.  Note - A gem jar will be included as photographed.

DR05       SIZE: 1/2"

Note - Adding 10 new Acheroraptor teeth in May 2025      Link to Raptor (Dromaeosaur) catalog.

Holmsella sp.; an  Extinct Primitive shark

A very rare shark skin specimen. This matrix piece is covered with dermal denticals. Shark skin impressions with denticals are extremely rare and a Paleozoic age find adds to the rarity. An exceptional collector's piece from an old collection!

Age: Pennsylvanian (295 mya) ; Dennis Fm.

Location: Hansen Quarry, La Platte, Nebraska

Z143         SIZE: 5-1/2"  x  4"

Holmsella sp.; an  Extinct Primitive shark

A very rare shark skin specimen. This matrix piece is covered with dermal denticals. Shark skin impressions with denticals are extremely rare and a Paleozoic age find adds to the rarity.  An exceptional collector's piece from an old collection!

Age: Pennsylvanian (295 mya) ; Dennis Fm.

Location: Hansen Quarry, La Platte, Nebraska

Z144            SIZE: 4" x 2-1/2"

A very rare, early Otodus mugodzharicus upper jaw, posterior 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 inner curve of the crown only. 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.

K555         SIZE: 5/8"

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

An ultra rare, Angustidens tooth from Ungosa, Mangyshlak, western Kazakhstan. A November Fossil of the Month. This location produces top quality teeth with different enamel colors. This tooth has an excellent red color. An extra large bourlette that is complete. Nice extra coarse serrations and side cusps. The root is complete.These teeth exhibit exceptional color, gloss, and preservation. A super rare Lower Oligocene Angustidens tooth. Kujulus Formation, Rupelian age - 32 MYA. No repair. Authenticity guaranteed. I have only seen four Angustidens teeth from Kazakhstan!

K592 BoP          SIZE: 3"

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

A large, rare Acrodus gaillardoti tooth. This tooth is from Muschelkalk limestone - middle Triassic age (240 million years old).

FR202               SIZE: 9/16"

A large, rare Acrodus gaillardoti tooth. This tooth is from Muschelkalk limestone - middle Triassic age (240 million years old).

FR203                 SIZE: 9/16"

A large, rare Acrodus gaillardoti tooth. This tooth is from Muschelkalk limestone - middle Triassic age (240 million years old).

FR204                     SIZE: 5/8"

A large, rare Acrodus gaillardoti tooth. This tooth is from Muschelkalk limestone - middle Triassic age (240 million years old).

FR205                    SIZE: 5/8"

A large, rare Acrodus lateralis  tooth. This tooth is from Muschelkalk limestone - middle Triassic age (240 million years old).

FR212                  SIZE: 5/16"

A large, rare Acrodus lateralis  tooth. This tooth is from Muschelkalk limestone - middle Triassic age (240 million years old).

FR213                      SIZE: 1/4"

A large, rare Acrodus lateralis  tooth. This tooth is from Muschelkalk limestone - middle Triassic age (240 million years old).

FR214                  SIZE: 1/4"