Search results for: 'mako than one way guid olive'

A HUGE, High Quality Tyrannosaurus rex tooth from a very large adult Rex. A June 2020 Fossil of the Month. This massive Rex crown measures 4-9/16" (straight up) or 4-7/8" (straight line) or 5"+ (on curve) and has a big root (2" Wide). The enamel is good quality with some root etchings and natural cracks. Good brown color. The serrations are worn, but visible. The tip is good. Cracks are stabilized with some crack fill. No breaks - possibly one. A natural tooth from a BIG Rex! Note - most teeth of this size that you see are heavy restored and sometimes two teeth are put together! This tooth has original enamel from tip to base. One giant crown. T-Rex was the apex during the late Cretaceous with massive teeth capable of crushing its prey. See the detailed description to determine how to tell a real T-Rex tooth! Legally collected on privately deeded land in the Hell Creek Fm., Powder River Co., Montana. Authenticity guaranteed.  Note - a Riker frame is included. You rarely see teeth over 3". This tooth is all about the size. You have to hold it in your hand to appreciate a tooth of this size. This is massive tooth from the "King of the Tyrants"!

DT01  BoP        SIZE: 4-7/8"   (2" W x 1-1/8" H)

Link to T. rex teeth --> T. rex 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 Top Quality Thescelosaurus neglectus caudal (tail) vertebra from the late Cretaceous of northern North America. A March Fossil of the Month. Thescelosaurus is a mid-sized dinosaur found in the Hell Creek formation. This bone quality is excellent with excellent color and patina. Highest quality bone preservation. The fragile vertebra processes are nearly complete - very rare! No repair or restoration. Legally collected on private land in the Hell Creek Fm., Powder River Co., Montana. An incredible collector's quality Thescelosaurus vertebra. Authenticity guaranteed. Museum Quality. A very rare piece.

DI42       SIZE: 2-1/4"  x  1-3/4" x 2-3/4" height

Note - Adding 23 new Thescelosarus fossils in March 2022.   Link to Thesc fossils catalog

A Top Quality Thescelosaurus neglectus pes ungual (foot claw) from the late Cretaceous of northern North America. Thescelosaurus is a mid-sized dinosaur found in the Hell Creek formation. This claw is excellent quality with excellent color / patina. A some erosion the proximal end. Note - Thesc unguals are described as flat triangles.(see Thesc-Pachy claw differentiation discussion below). No repair and no restoration. A rare Thescelosaurus pes ungual! Legally collected on private land in the Hell Creek Fm., Powder River Co., Montana. Excellent collector's quality Thescelosaurus claw. Note - claw comes with a Riker type frame. Authenticity guaranteed.

DI25        SIZE: 1-5/16"  

Note - Adding 23 new Thescelosarus fossils in March 2022.   Link to Thesc fossils catalog

A Top Quality juvenileTyrannosaur 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 7/16" - an excellent juvenileTyrannosaur tooth. The enamel is highest quality with excellent color. Anterior serrations and posterior serrations are excellent.  No cracks. No repair or restoration. Legally collected on private land in the Judith River Fm., Hill Co., Montana. Authenticity guaranteed. An excellent collector's tooth. A GEM case display is included.

DY30         SIZE: 7/16"   (Base: 1/4")

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

A Top Quality juvenileTyrannosaur 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 11/16" - an excellent juvenile Tyrannosaur tooth. A premaxillary tooth - not serrated. The enamel is highest quality with excellent color. No cracks. No repair or restoration. Legally collected on private land in the Judith River Fm., Hill Co., Montana. Authenticity guaranteed. An excellent collector's tooth. A GEM case display is included.

DY27         SIZE: 11/16"   (Base: 5/16")

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

A GEM Quality, "Banded" 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 1-7/16" - an excellent Tyrannosaur  tooth. A maxillary tooth. The enamel is highest quality with excellent 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 excellent collector's tooth. 

DY14         SIZE: 1-7/16"   (Base: 1/2" wide)

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

A GEM Tyrannosaurus rex tooth. This crown measures 1-1/2" and is extra thick (15/16"). The GEM quality teeth are also the "holy grail" collector's T-Rex tooth. The enamel is the highest quality. Exceptional anterior and posterior serrations. No cracks. T-Rex was the apex during the late Cretaceous with massive teeth capable of crushing its prey. See the detailed description to determine how to tell a real T-Rex tooth! Legally collected on private land in the Lance Creek (Hell Creek equivalent) Fm., Newcastle Co., Wyoming. Museum Quality. One of the finest Rex teeth that I have owned!   Authenticity guaranteed.

DT24          SIZE: 1-1/2"    (15/16" W)

A LARGE, Top Quality, shark vertabra from the Sharktooth Hill area, near Bakersfield, California. Excellent preservation and gorgeous color. No repair or restoration. Authenticity guaranteed. A scarce find for Sharktooth Hill, and 2"+ are always very difficult to find.

ST1031           SIZE: 2"   (1-1/8" Height)

An EXTRA LARGE, rare shark vertebra. Very good preservation and color.

ST952           SIZE: 1-7/8"

An EXTRA LARGE, rare shark vertebra. The vertebra remains in the original Round Mountain silt matrix - an excellent display piece. Very good preservation and color

ST953                 SIZE: 1-3/4"

A rare shark vertebra. Very good preservation and color.

ST958                 SIZE: 1-1/8"