Search results for: 'mako shark teeth fossils miocene epoch/'

A Top Quality Thescelosaurus neglectus caudal (tail) vertebra from the late Cretaceous of northern North America. Thescelosaurus is a mid-sized dinosaur found in the Hell Creek formation. This bone quality is excellent with excellent color and patina. There is nice section of the process. No repair or restoration. Legally collected on private land in the Hell Creek Fm., Carter Co., Montana. An excellent collector's quality Thescelosaurus vertebra. Authenticity guaranteed.

DI45       SIZE: 2"  x  1-1/16" x 1-1/2" height

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

A very rare, Top Quality Thescelosaurus neglectus metatarsal (I) from the late Cretaceous of northern North America. Thescelosaurus is a mid-sized dinosaur found in the Hell Creek formation. This is the metatarsal for toe #1. This bone has excellent quality with excellent color / patina. Minor crack fill. No repair or restoration. Legally collected on private land in the Hell Creek Fm., Powder River Co., Montana. Excellent collector's quality Thescelosaurus toe bones. Authenticity guaranteed.

DI26       SIZE: 4-5/8"  x  2-5/16"  x  1-3/8" wide

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

A Top Quality Thescelosaurus neglectus caudal (tail) vertebra from the late Cretaceous of northern North America. Thescelosaurus is a mid-sized dinosaur found in the Hell Creek formation. This bone quality is excellent with excellent color and patina. No repair or restoration. All natural cracks are stabilized. Legally collected on private land in the Hell Creek Fm., Garfield Co., Montana. An excellent collector's quality Thescelosaurus vertebra. Authenticity guaranteed.

DI47       SIZE: 1-1/4"  x  1-1/4" x  1-9/16" height

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

An EXTRA LARGE, TOP QUALITY Eremotherium laurillardoi sloth tooth from an extinct genus of giant ground sloths from Georgia. This sloth is part the family of largest ground sloths and their teeth are described as "brick-like". This tooth has excellent preservation and shows little water wear. It's complete with absolutely no restoration or repair. Weights over 1 pound. A wonderful Late Pliocene - Early Pleistocene display piece from Georgia. Authenticity guaranteed. Eremotherium is the Megatherium equivalent for North America.

X712          SIZE: 4-1/4" length x 2" x 1-5/8"

Note – adding 2 Ground Sloth claws & teeth in February 2023.   Link to Sloth fossils

A LARGE Ultra Rare, Top Quality Pachychephalosaurus wyomingensis premaxillary tooth from the late Cretaceous of northern North America.  This tooth is often referred to as the Pachy "Fang". There are posterior serrations present on this tooth. There is also a small wear facet on the tip (quite common). Pachychephalosaurus is the dinosaur which is famous for its large domed head surrounded by spikes. The enamel is excellent quality with great color and patina. No cracks or restoration. An ultra rare Pachy premax tooth!  Legally collected on private land in the Hell Creek Fm., Powder River Co., Montana. An excellent collector's quality Pachychephalosaurus premaxillary tooth. Note - tooth comes with the gem case pictured. Authenticity guaranteed. A fantastic Pachy premaxillary tooth!

DP02       SIZE: 1/2"    

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

An EXTRA LARGE, Top Quality Thescelosaurus neglectus caudal (tail) vertebra chevron 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. The chevron is the appendage that resides below the tail vertebra that provides structure to the base of the tail. Chevron bones rarely survive and this one is 99% complete - very rare! This bone quality is excellent with excellent color and patina. No repair or restoration. Legally collected on private land in the Hell Creek Fm., Powder River Co., Montana. An excellent collector's quality Thescelosaurus vertebra chevron. Authenticity guaranteed. Museum Quality. A rare find!

DI52       SIZE: 6-3/4"  

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

A Knightia fish from the Split-fish layer, Green River Fm., Lincoln Co. Wyoming. The Knightia eocaena is a Herring-like fish from the Eocene age (50 MYA).  Very good preservation and preparation. No repair or restoration. All natural. Authenticity guaranteed. An excellent display piece!  

X464b         SIZE: 4"       

Note - Adding 31 Green River Fm. Fossil fish in November 2024 --> Link to Fossil Fish

A Diplomystus fish from the Split-fish layer, Green River Fm., Lincoln Co. Wyoming. The Diplomystus dentatus is a Herring from the Eocene age (50 MYA). Very good preservation and preparation. No repair or restoration. All natural. Authenticity guaranteed. An excellent display piece!  

X464         SIZE: 4"       

Note - Adding 31 Green River Fm. Fossil fish in November 2024 --> Link to Fossil Fish

An incredibly sized Great White shark tooth from Chile.

C1206             Size: ~3-1/8" (2-1/8" W)

A LARGE, Top Quality Pachychephalosaurus wyomingensis pes ungual (foot claw) from the late Cretaceous of northern North America. An April Fossil of the Month. Pachychephalosaurus is the dinosaur which is famous for its large domed head surrounded by spikes. This ungual has exceptional color and patina. Overall an excellect pes ungual. Note - this ungual exbibits the "Pachy twist " (see Pachy ungual differentiation discussion below). No repair or restoration. An ultra rare Pachy pes ungual! Legally collected on private land in the Hell Creek Fm., Powder River Co., Montana. An exceptional collector's quality Pachychephalosaurus ungual. Museum quality. My largest Pachy claw. Note - claw comes with a Riker type frame. Authenticity guaranteed. Authenticity guaranteed.

DP21       SIZE: 2"   

Note - Adding 6 new Pachy spikes, claws, and teeth in February  2025.    Link to Pachy fossils catalog

An ultra rare, EXTRA LARGE Top Quality Ctenacanthus artiensis tooth from the Paleozoic era in what is now Russia. A July Fossil of the Month. Great color. A well preserved specimen. No repair or restoration. Authenticity guaranteed. A special collector's tooth!

Age: Lower Permian (284 MYA), Arty Fm.

Location: Krasnoufimsk, Russia

R017       SIZE: 13/16" height  (13/16" wide)

Adding 65 Russian Paleozoic teeth in July 2021.  Link to Russian Paleozoic teeth.

An ultra rare, EXTRA LARGE Top Quality Ctenacanthus artiensis tooth from the Paleozoic era in what is now Russia. A July Fossil of the Month. Great color. A well preserved specimen. No repair or restoration. Authenticity guaranteed. A very special collector's tooth!

Age: Lower Permian (284 MYA), Arty Fm.

Location: Krasnoufimsk, Russia

R018       SIZE: 13/16" height  (13/16" wide)

Adding 65 Russian Paleozoic teeth in July 2021.  Link to Russian Paleozoic teeth.