Search results for: 'one piece guid ends line april'

An ultra rare, LARGE, Top Quality Edestus heinrichi partial tooth whorl, from Herrin, Illinois. A July Fossil of the Month. This is a Paleozoic shark that lived in swamps that our now underground coal deposits. An ultra rare triple crown whorl section with exceptional quality crowns. Excellent preservation, serrations, and serration detail. The Edestus shark would have an upper and lower tooth whorl that are vertically opposed. Research showed that they could use their opposing teeth in a scissor-like motion or a vertical whipping motion to cut prey. It is the first animal to cut vertically. A very strange looking and unique acting shark. Shark recreation image is credited to Julio Lacerdo. These rare teeth are Pennsylvanian age from Illinois. No repair or restoration. Authenticity guaranteed. 

I03        SIZE:  6-5/8" w/ root  (1-7/8" crown) 

Adding 22 Edestus shark teeth in July 2025.    Link to Edestus shark.

An ultra rare, Top Quality Edestus heinrichi associted pair of whorls, from Herrin, Illinois. A July Fossil of the Month. This is a Paleozoic shark that lived in swamps that our now underground coal deposits. An ultra rare assoiiated pair of tooth whorls. Note - the crown tips are naturally rounded (polished)  which thought to be due to wear from the vertical whipping motion used to slice prey. Excellent preservation, serrations, and serration detail. The Edestus shark would have an upper and lower tooth whorl that are vertically opposed. Research showed that they could use their opposing teeth in a scissor-like motion or a vertical whipping motion to cut prey. It is the first animal to cut vertically. A very strange looking and unique acting shark. Shark recreation image is credited to Julio Lacerdo. These rare teeth are Pennsylvanian age from Illinois. No repair or restoration. Authenticity guaranteed. This is the first associated whorl pait that I have seen.

I02        SIZE:  5" & 4-3/4" w/ root  (1-1/4"+ crowns) 

Adding 22 Edestus shark teeth in July 2025.    Link to Edestus shark.

A Top Quality Pachychephalosaurus wyomingensis pes ungual (foot claw) from the late Cretaceous of northern North America. Pachychephalosaurus is the dinosaur which is famous for its large domed head surrounded by spikes. This ungual has excellent color and patina. Complete and well preserved with slight tip wear. Overall an excellent pes ungual. Note - this ungual has 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. No repair or restoration. An exceptional collector's quality Pachychephalosaurus claw. Museum quality. Note - claw comes with a Riker type frame. Authenticity guaranteed.

DP22       SIZE: 1-1/2"   

Note - Adding 13 new Pachy spikes, claws, and teeth in April 2023.   Link to Pachy fossils catalog

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 Metasequoia occidentalis (Dawn Redwood) branch from Beaverhead Co., Montana. The Metasequoia  evloved in late late Cretaceous and survived the end of the Mesozoic extinctions. Three branches with two on back. Great preservation. Found in the Muddy Creek Fm. -  Oligicene age. Authenticity guaranteed. 

PL03       Size: 2-5/8" (straighline)

Note - Adding 6 Metasequoia  branch specimens in October 2024.      Link to Fossil leaves fossils.

A RARE, Top Quality Dakotaraptor steini (raptor) tooth. A small or subadult adult specimen. Dakotaraptor steini is one of two recently described Hell Creek Fm. raptors. This tooth is 3/8"+. The enamel is excellent with a great dark brown. This tooth does not have the multiple prominent longitudinal "ribs" run the length of the crown. Excellent large posterior and small anterior serrations. See unique crown characteristic discussion below. No cracks. No repair. Legally collected on private land in the Hell Creek Fm., Powder River Co., Montana. Authenticity guaranteed. This is your chance to own a rare, top quality Dakotaraptor steini tooth.  Note - A gem jar will be included as photographed. 

DR16       SIZE: 3/8"+

Note - Adding 10 new Acheroraptor / Dakotaraptor teeth in August 2022      Link to Raptor (Dromaeosaur) catalog.

A RARE, Top Quality Dakotaraptor steini (raptor) tooth. A small or subadult adult specimen. Dakotaraptor steini is one of two recently described Hell Creek Fm. raptors. This tooth is 7/16". The enamel is excellent with a great dark brown. This tooth does not have the multiple prominent longitudinal "ribs" run the length of the crown. Excellent large posterior and small anterior serrations. See unique crown characteristic discussion below. No cracks. No repair. Legally collected on private land in the Hell Creek Fm., Powder River Co., Montana. Authenticity guaranteed. This is your chance to own a rare, top quality Dakotaraptor steini  tooth.  Note - A gem jar will be included as photographed. 

DR14       SIZE: 7/16"

Note - Adding 10 new Acheroraptor / Dakotaraptor teeth in August 2022      Link to Raptor (Dromaeosaur) catalog.

A RARE, Top Quality Dakotaraptor steini (raptor) tooth. A small or subadult adult specimen. Dakotaraptor steini is one of two recently described Hell Creek Fm. raptors. This tooth is 7/16". The enamel is excellent with a great dark brown. This tooth does not have the multiple prominent longitudinal "ribs" run the length of the crown. Excellent large posterior and small anterior serrations. See unique crown characteristic discussion below. No cracks. No repair. Legally collected on private land in the Hell Creek Fm., Powder River Co., Montana. Authenticity guaranteed. This is your chance to own a rare, top quality Acheroraptor temertyorum tooth.  Note - A gem jar will be included as photographed. 

DR13       SIZE: 7/16"

Note - Adding 10 new Acheroraptor / Dakotaraptor teeth in August 2022      Link to Raptor (Dromaeosaur) catalog.

A RARE, Top Quality Dakotaraptor steini (raptor) tooth. A small or subadult adult specimen. Dakotaraptor steini is one of two recently described Hell Creek Fm. raptors. This tooth is 7/16". The enamel is excellent with a great dark brown color. This tooth does not have the multiple prominent longitudinal "ribs" run the length of the crown. Excellent large posterior and small anterior serrations. See unique crown characteristic discussion below. No cracks. No repair. Legally collected on private land in the Hell Creek Fm., Powder River Co., Montana. Authenticity guaranteed. This is your chance to own a rare, top quality Dakotaraptor steini tooth.  Note - A gem jar will be included as photographed. 

DR10 BoP       SIZE: 7/16"

Note - Adding 10 new Acheroraptor / Dakotaraptor teeth in August 2022      Link to Raptor (Dromaeosaur) 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.