Search results for: 'cow my guid base medium 2 powder'

A rare, Top Quality Thescelosaurus neglectus rooted maxillary tooth from the late Cretaceous of northern North America. Thescelosaurus is a mid-sized dinosaur found in the Hell Creek formation. The enamel is excellent quality with excellent color / patina. Note - Thesc maxillary teeth crown shape is quite distinct (see Thesc-Pachy maxillary teeth differentiation discussion below). No cracks or restoration. An exceptional Thescelosaurus rooted tooth! Legally collected on private land in the Hell Creek Fm., Powder River Co., Montana. An excellent collector's quality Thescelosaurus tooth. Note - tooth comes with the gem case pictured. Authenticity guaranteed. 

DI02       SIZE: 9/16"    

Note - Adding 16 new Thescelosarus fossils in March 2021.       Link to Thescelosaurus fossils catalog

A TOP QUALITY, Mako shark tooth with a gorgeous blue colored crown. One of the best blue teeth that I have seen from STH - incredible color! The root is very well preserved with a nice red color. Very clean crown. Excellent overall preservation. A fantastic color collector's Mako tooth from Sharktooth Hill. No repair or restoration. Authenticity guaranteed.

ST026 BoP     SIZE: 1-11/16"

Note - Adding 30 Sharktooth Hill Hastalis teeth in July 2019.    Link to STH Hastalis teeth.

A LARGE Top Quality, Rare Pachychephalosaurus wyomingensis spike from the late Cretaceous of northern North America. Excellent articulation. This is a large neck spike with deep blood grooves. Pachychephalosaurus is the dinosaur which is famous for its large domed head surrounded by these spikes and nodes. These spikes and nodes were part of the skull. This spike has excellent color / patina. It is a complete specimen with no cracks or breaks. Legally collected on private land in the Hell Creek Fm., Powder River Co., Montana. An excellent collector's quality Pachychephalosaurus spike. You don't see these skull pieces very often. No repair or restoration. Authenticity guaranteed. My largest Pachy  neck spike.

DP39       SIZE: 2-5/16"   (1-1/16" W) 

Note - Adding 6 new Pachy spikes / teeth in February 2025      Link to Pachy fossils catalog

A High Quality Richardoestesia isosceles tooth from Montana. A theropod from the Troodonidae family. These teeth are straight, flat, and possess ultra-fine serrations that run the length of the crown and may be related to Paronychodon (see beow). No cracks. No repair or restoration. Legally collected on private land in the Hell Creek Fm., Powder River Co., Montana. Authenticity guaranteed. 

DF10       Size: 3/8"

Note - Adding 12 new Richardoestesia teeth in June 2024      Link to Richardoestesia catalog.

A RARE, Top Quality Dromaeosaurus albertensis (raptor) tooth from the Judith River Fm. of Montana. An August Fossil of the Month. This tooth is 1/2" which is a typical size. The enamel is excellent with a great brown color. This species is known for large posterior serrations that will turn upwards. Excellent large posterior (distal) and small anterior (mesial) serrations. There is a natural wear facet on tip. No cracks. No repair. Legally collected on private land in the Judith River Fm., Wheatstone Co., Montana. Authenticity guaranteed. This is your chance to own a rare, top quality Dromaeosaurus albertensis tooth.  Note - A gem jar will be included as photographed.

DG09 BoP       SIZE: 1/2"

Note - Adding 2 new Dromaeosaurus  teeth in August 2022      Link to Raptor (Dromaeosaur) catalog.

A Top Quality juvenile Albertosaurus  partially rooted tooth from the late Cretaceous (Campanian) in northern North America. This tooth measures 9/16" - an excellent Tyrannosaur tooth. The enamel is high quality with excellent color.  Excellent anterior and posterior serrations. Serrated to the tip. No cracks, repair or restoration. Legally collected on private land in the Horseshoe Canyon Fm. (Horsethief Member) , Alberta, Canada. An excellent Albertosaurus tooth based on size and roundness of the tooth cross-section. Authenticity guaranteed. An excellent collector's tooth.  Note - tooth comes with a Gem jar display case. Disposition number 000028-0000029.

DY26c       SIZE: 9/16"   

Note - Adding 17 Canadian bones & teeth in April 2025.    Link to Canadian Dinosaur fossils catalog

A GEM 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 juvenile Tyrannosaur tooth. A completely serrated 1st dentary 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 little gem with large posterior serrations... A GEM case display is included.

DY29         SIZE: 7/16"   (Base: 3/16")

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

A TOP QUALITY, 4-5/8" Classic Lee Creek Megalodon tooth - an lower jaw PRINCIPAL ANTERIOR tooth. This Meg has an incredible light tan colored crown with an excellent brown bourlette. Highest quality enamel. Excellent color! The bourlette is excellent and near perfect. The serrations are large and razor sharp - essentially perfect with an exceptional tip serration. Excellent serrations - razor sharp! The root is an excellent tan color and absolutely complete. Excellent anterior symmetry! This Megalodon was found in the Pungo Formation, Lee Creek mine, NC (Miocene age = 15 MYA). One of the finest examples of a classic lower jaw anterior Lee Creek Megs considering the shape, color, and preservation. An exceptional collector's tooth from the old days at Lee Creek mine! NO repair! The BEST of the BEST! One of my favorites.

LC055            Size: 4-5/8" (3-1/2" W)

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 Top Quality Paronychodon lacustris tooth from Montana. A theropod from the Troodonidae family. These teeth are recurved, flat, with strong longitudinal grooves running the length of the crown. They are non-serrate and may be related to Richardoestesia (see below). No cracks. No repair or restoration. Legally collected on private land in the Hell Creek Fm., Powder River Co., Montana. Authenticity guaranteed. 

DB08       Size: 3/8"+

Note - Adding 10 new Paronychodon teeth in August 2022      Link to Paronychodon catalog.

An ultra rare Top Quality, Allosaurus fragilis  rooted premaxillary tooth. This Allosaurus crown measures 15/16". The complete tooth measures 2-7/16" and 1/2" wide and is fully inflated. The enamel is highest quality with a natural wear facet at the tip. Great rich dark brown color. Excellent serrations. Great overall condition and serrations. Note - 1/4" of the root base was repaired. Allosaurus was the apex predator during the late Jurassic with large teeth designed to slash predators. Legally collected on private land in the Morrison Fm., Grand Co., Utah. Authenticity guaranteed. You do not see rooted teeth very often. Note - A Riker frame will be included.

DL03         SIZE: 2-7/16"   

Note - Adding 8 Allosaurus fossils in January 2023    Link to Allosaurus teeth

A Top Quality Thescelosaurus neglectus premaxillary tooth from the late Cretaceous of northern North America. Thescelosaurus is a mid-sized dinosaur found in the Hell Creek formation. The enamel is excellent quality with excellent color / patina. Minor wear faucet from grinding on opposing teeth. Note - Thesc premaxillary teeth crown shape is quite distinct (see Thesc-Pachy maxillary teeth differentiation discussion below). No cracks or restoration. A rare rooted Thesc premaxillary tooth! Legally collected on private land in the Hell Creek Fm., Powder River Co., Montana. An excellent collector's quality Thescelosaurus tooth. Note - tooth comes with the gem case pictured. Authenticity guaranteed.

DI07 BoP      SIZE: 11/16"    

Note - Adding 17 new Thescelosarus fossils in July 2018.       Link to Thesc fossils catalog