Search results for: 'bear guid core in texanus riker'

A Top Quality, partially rooted Triceratops horridus tooth from the late Cretaceous of western North America. Maxillary (upper jaw) tooth. Triceratops is a large ceratopsian dinosaur found in the Hell Creek formation. The enamel is high quality with nice color / patina. The chewing surface measures 5/8”. This tooth has no tip wear. The root surface is very gnarly.  No cracks. No restoration. Legally collected on private land in the Hell Creek Fm., Carter Co., Montana. Note - this tooth comes with a Riker display frame. Authenticity guaranteed. An excellent partially rooted Triceratops tooth! 

DC11         SIZE: 1-3/8"         

Note - Adding 18 new Triceratops teeth in June 2022.       Link to Triceratops fossils catalog

A Quality Black colored Megalodon tooth from So. Carolina with frame. Good color. These Megalodon teeth are great for gifts, class room, or starting your fossil shark tooth or Megalodon collection.  These Megs are Miocene age - about 15 MYA (Hawthorne Fm.) from So. Carolina unless otherwise marked. No repair or restoration.  Authenticity guaranteed.  Note - All larger "First Megalodon" teeth come with a 4-1/2"x 5-1/2" Riker frame with label (as photographed) plus an identification card.  Note - Be sure to see all of our My First Megalodon offerings. 

MFM10      Size: 2-9/16"

Note - Adding 19 new My First Megalodon teeth in October 2022  ->   Link to My First Megalodon

A Quality Gray colored Megalodon tooth from So. Carolina with frame. Good color. These Megalodon teeth are great for gifts, class room, or starting your fossil shark tooth or Megalodon collection.  These Megs are Miocene age - about 15 MYA (Hawthorne Fm.) from So. Carolina unless otherwise marked. No repair or restoration.  Authenticity guaranteed.  Note - All larger "First Megalodon" teeth come with a 4-1/2"x 5-1/2" Riker frame with label (as photographed) plus an identification card.  Note - Be sure to see all of our My First Megalodon offerings. 

MFM14      Size: 2-5/8"

Note - Adding 19 new My First Megalodon teeth in October 2022  ->   Link to My First Megalodon

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 Quality Charcoal Gray colored Megalodon tooth from So. Carolina with frame. Good color. These Megalodon teeth are great for gifts, class room, or starting your fossil shark tooth or Megalodon collection.  These Megs are Miocene age - about 15 MYA (Hawthorne Fm.) from So. Carolina unless otherwise marked. No repair or restoration.  Authenticity guaranteed.  Note - All larger "First Megalodon" teeth come with a 4-1/2"x 5-1/2" Riker frame with label (as photographed) plus an identification card.  Note - Be sure to see all of our My First Megalodon offerings. 

MFM16      Size: 2-3/4"

Note - Adding 19 new My First Megalodon teeth in October 2022  ->   Link to My First Megalodon

A TOP QUALITY, EXTRA LARGE Nanotyrannus lancensis tooth from the western US. This tooth measures 2-1/4" (straight line). The enamel is exceptional with incredible color and quality. Excellent serrations. A very small tip wear facet. Wide base with a typical Nano pinched oval cross-section. No cracks. No repair or restoration. Legally collected on private land in the Hell Creek Fm., Carter Co., Montana. Authenticity guaranteed.  A fantastic collector's BIG Nano tooth.  Note - a Riker type frame is included. Museum Quality. A monster sized, top qulaity Nano tooth. One of the finest that I have seen!

DN01 BoP2       SIZE: 2-1/4"  (13/16" W)

Note - Adding 16 Nanotyrannus teeth in October 2020  ->  Link to Nano Teeth

A very rare, Top Quality Ceratopsian toe from the late Cretaceous of northern North America. An April Fossil of the Month.  There were three ceratopsian dinosaur species found in the Horseshoe Canyon formation. This is an excellent four piece non-associated juvenile ceratopsian toe. The bones have great preservation and fantastic color / patina. Complete specimens with minor crack fill. No restoration. Legally collected on private land in Alberta, Canada. Authenticity guaranteed. Note - tooth comes with a Riker display frame. Disposition number 000028-0000029.

DC61c         SIZE: 6-1/8" Length ;  Ungual size: 2-1/4" x 2-1/4" wide

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

A LARGE, Top Quality Albertosaurus  tooth from the late Cretaceous (Campanian) in northern North America. This tooth measures 2" - 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 large collector's tooth. Note - tooth comes with a Riker display frame. Disposition number 000028-0000029. 

DY22c        SIZE: 2"   Base: 7/8" x 5/8"

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

A GEM Quality, Colorful Tyrannosaur tooth from the late Cretaceous (Campanian) in northern North America. Please note that this tooth could Gorgosaurus or Daspletosaurus - see Detailed Discussion below. An October Fossil of the Month. This tooth measures 1-1/2" - an excellent Tyrannosaur  tooth. A maxillary tooth. The enamel is highest quality with exceptional 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 incredible collector's tooth. A Riker display case is included.

DY13         SIZE: 1-1/2"   (Base: 5/8" wide)

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

A Quality, EXTRA LARGE 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 2-1/4" - an excellent Tyrannosaur tooth. A dentary tooth. The enamel is high quality with excellent color. Anterior and posterior serrations are excellent. Two cracks. Root etching. No restoration. Legally collected on private land in the Judith River Fm., Winifred Co., Montana. Authenticity guaranteed. An excellent collector's tooth. A Riker display case is included.

DY06         SIZE: 2-1/4"   (Base: 13/16" wide x 1/2")

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

A rare Top Quality Struthiomimus altus foot (pes) claw from the late Cretaceous of North America. A juvenile Struthiomimus  foot claw. Struthiomimus is a long legged, bipedal, toothless dinosaur found in the Hell Creek formation. The Struthiomimus means "ostrich mimic" which best describes this species. Excellent bone quality and color. Excellent bone preservation. Tip  is repaired which is common. Legally collected on private land in the Hell Creek Fm., Garfield Co., Montana. An excellent collector's quality Struthiomimus pes claw bone.  Authenticity guaranteed. Specimen comes with a Riker display case.

DS14       SIZE: 1-15/16"   (Proximal end: 3/4" height x 9/16" wide)

Note - Adding 5 Struthiomimus  claws in November 2025.    Link to Struthiomimus fossils catalog

A Top Quality Black colored Megalodon tooth from So. Carolina with frame. Excellent enamel, color, and serrations. A little GEM! These Megalodon teeth are great for gifts, class room, or starting your fossil shark tooth or Megalodon collection.  These Megs are Miocene age - about 15 MYA (Hawthorne Fm.) from So. Carolina unless otherwise marked. No repair or restoration.   Authenticity guaranteed.  Note - All larger "First Megalodon" teeth come with a 3"x 4" Riker frame with label (as photographed) plus an identification card.  Note - Be sure to see all of our My First Megalodon offerings. 

MFM06      Size: 1-9/16"

Note - Adding 8 new My First Megalodon teeth in December 2025  ->   Link to My First Megalodon