Search results for: 'colorado fossil'

A RARE, Top Quality Megachasma tooth, the Megamouth shark, from the Bahia Iglesa Fm., Chile. The Megamouth shark is a very rare and exotic fossil shark tooth since it is rarely found in the fossil record. Megachasma teeth are one of the scarce and well preserved fossils that are unique to the Caldera Basin site in Chile! The best size and quality tooth available. Late Miocene age. An exceptional and rare collector's tooth! Authenticity guaranteed.

C555            Size: 3/4"+  (Base  7/16" x 9/16")

Note - Adding 8 new Chilean Megachasma teeth in May 2021 -> Link to Megachasma teeth

A RARE, Top Quality Megachasma tooth, the Megamouth shark, from the Bahia Iglesa Fm., Chile. The Megamouth shark is a very rare and exotic fossil shark tooth since it is rarely found in the fossil record. Megachasma teeth are one of the scarce and well preserved fossils that are unique to the Caldera Basin site in Chile! The best size and quality tooth available. Late Miocene age. An exceptional and rare collector's tooth! Authenticity guaranteed.

C553            Size: 3/4"   (Base  1/2" x 5/8")

Note - Adding 8 new Chilean Megachasma teeth in May 2021 -> Link to Megachasma teeth

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

A group of six TOP QUALITY, Metasequoia dakotensis cones on original Hell Creek Formation matrix from Montana. These "dinosaur age" pine cones are found in the Hell Creek Formation of Dawson Co., Montana. A March Fossil of the Month.   These Upper Cretaceous pine cones are high quality with great preservation.They are fully inflated spheres and maximun size (redwoods produce very small cones for their size!). The Metasequoia is the "dawn redwood", and it is one of the three redwood conifers species. Authenticity guaranteed. An incredible display piece.

X370       Size: 3/4" (largest)  ;   Matrix:  4" x 4"

Note - Adding 26 new pine cone specimens in March 2022.      Link to Pine Cone fossils.

An EXTRA LARGE, Top Quality Squalodon sp. tooth, Miocene toothed whale, from the Lee Creek mine, Aurora, No. Carolina. This is a complete rooted canine tooth - base of root restored. Excellent preservation and color. It is a Miocene tooth from the Pungo River Fm. An excellent collector's tooth. Authenticity guaranteed.  Complete whale teeth are very difficult to find!

LC901      Size: 3-1/16"

Note - Adding 15 new Lee Creek Whale fossils in March 2023.     Link to Lee Creek Whale fossils.   

A GEM Paraisurus macrorhiza, an extremely rare and exotic Lamniforme fossil shark tooth. Extremely rare to find a rooted specimen!The best that you will find. Cretaceous age from Russia. For the rare tooth collector! The BEST of the BEST!

R101         Size: 1"

An exceptionally preserved, fossil Cave Bear vertebra (Urusus spelaeus) from Romania. These large bears lived in the mountain caves from central Europe to Russia.  A wonderful story piece from the Ice Age! No repair or restoration. Authenticity guaranteed.

Name: Urusus spelaeus      Age: Late Pleistocene      Location: Carpathian Mountains, Romania

R522 BoP            SIZE: 3-3/4" L x 2-7/8" H

An ultra rare, Top Quality Ankylosaurus magniventris rooted tooth from the late Cretaceous of North America. A June Fossil of the Month. Ankylosaurus magniventris was the largest Ankylosaur which grew to 30 feet and 17000 pounds. Note - These incredibly sized dinosaurs had small teeth and this rooted tooth is from a juvenile Ankylosaurus. The enamel is the highest quality with excellent color / patina. The crown has no wear facet. No cracks or restoration. Legally collected on private land in the Hell Creek Fm., Powder River Co., Montana. Authenticity guaranteed. An excellent collector's quality Ankylosaur tooth. Note - tooth comes with the gem case pictured. Rooted Ankylosaurus teeth are quite rare.

DK11      SIZE: 1/4"    (1/8" wide)

Note - Adding 9 new Ankylosaur / Nodosaur fossils in June 2024.       Link to Ankylosaur fossils catalog.

A GEM Megamouth shark (Megachasma), a rare and exotic fossil shark tooth. Extremely rare split tip and an extra large tooth! The best that you will find. Miocene age from Chile. For the rare tooth collector! The BEST of the BEST!

C550P   BoP            Size: 15/16" 9/16" W

A rare, Top Quality Sevengill Cow shark (Notorhynchus primigenius) - an upper jaw paraymphyseal fossil shark tooth from Tarragona, Spain. Miocene age (Langhian). Gorgeous tooth for the rare tooth collector! No repair or restoration. Essentially perfect tooth. Authenticity guaranteed. 

SP04           Size: 1/2" 

Note - Adding 4 Spain Notorynchus teeth in August 2022 ->  Link to Spain Cow Shark Teeth

An EXTRA LARGE, High Quality Ankylosaurus osteoderm (bony armor plate) from the late Cretaceous of northern North America. An August Fossil of the Month. Ankylosaurus and Denversaurus, a Nodosaur, were the two Ankylosaurs present in the Hell Creek and Lance Creek Formations.  A complete body osteoderm plate from an adult Ankylosaurus. The bone is excellent quality with excellent color / patina. Some natural crack. No restoration. Legally collected on private land in the Lance Creek Fm., Niobrara Co., Wyoming. Authenticity guaranteed. A collector's quality Ankylosaurus osteoderm. I do not see large ostederms very often. Note - Osteoderm weighs 1.5 lbs. An international shipping surcharge will be added to "free shipping".

DK21         SIZE: 5-1/2"  x  4-1/2" 

Note - Adding 10 new Ankylosaurus - Nodosaur fossils in August 2021.       Link to Ankylosaur fossils catalog.

A GEM Seven-Gill Cow shark (Notorhynchus) - Lower Jaw Symphyseal (very rare position) fossil shark tooth from Belgium. A female shark. The best that you will find. Miocene age from the Antwerp Sand. Gorgeous tooth for the rare tooth collector! Essentially perfect tooth. Authenticity guaranteed. The BEST of the BEST!

B526             Size: 1/2" W