Search results for: 'altu ca01 taxable form sa01'

A very rare Top Quality Struthiomimus altus radius (arm) bone from the late Cretaceous of North America. An August Fossil of the Month. 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. The claw is complete with no damage. Excellent bone preservation. Some crack fill. No restoration. Legally collected on private land in the Hell Creek Fm., Powder River Co., Montana. An excellent collector's quality Struthiomimus radius bone.  Authenticity guaranteed. You rarely see a complete Struthiomimus radius bone. They just don't survive.

DS18       SIZE: 11-5/8"   (7/8" wide)

Note - Adding 16 Struthiomimus bones & claws in August 2024.    Link to Struthiomimus fossils 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. The claw is complete with no damage. Excellent bone preservation. No repair or restoration. 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.

DS19       SIZE: 1-5/16"   (Proximal end: 9/16" height x 7/16" wide)

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

A rare Top Quality Struthiomimus altus foot (pes) claw from the late Cretaceous of North America. A large Struthiomimus  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. The claw is complete with no damage. Excellent bone preservation. One crack. No restoration. Legally collected on private land in the Hell Creek Fm., Powder River Co., Montana. An excellent collector's quality Struthiomimus pes claw bone.  Authenticity guaranteed. Specimen comes with a Riker display case.

DS13       SIZE: 2-1/4"   (Proximal end: 15/16" height x 3/4" wide)

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

A rare Top Quality Struthiomimus altus foot (pes) claw from the late Cretaceous of North America. An adult Struthiomimus  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. The claw is complete with no damage. Excellent bone preservation. No repair or restoration. Legally collected on private land in the Hell Creek Fm., Powder River Co., Montana. An excellent collector's quality Struthiomimus pes claw bone.  Authenticity guaranteed. Specimen comes with a Riker display case.

DS12       SIZE: 2-11/16"   (Proximal end: 15/16" height x 7/8" wide)

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

An ULTRA RARE, Top Quality 6-1/16" Caribbean Megalodon tooth - a upper jaw PRINCIPAL ANTERIOR tooth. An October Fossil of the Month. This Megalodon tooth has an incredible very light tan colored crown with charcoal and red-brown highlights. Highest quality enamel with very small hydration cracks. The bourlette is white colored and complete. The Caribbean Megalodon teeth consistently offer the closest to white colored enamel. Fantastic color! The serrations are razor sharp and complete. Excellent serrations overall. The root is a golden tan color, has no hydration cracks, and iscomplete. Note - this tooth has 1/2" of professional restoration of a saw cut  located 5/8" below the tip on the right side (typical for these teeth). Otherwise a perfect tooth. Great symmetry. This Megalodon was found in a commercial limestone quarry in the Caribbean (Miocene age). This is an incredibly colored Caribbean Megalodon tooth. One of finest examples of an ultra rare Caribbean Megalodon tooth that I have seen. An exceptional, rare collector's Megalodon tooth with great color!  Museum Quality Megalodon. Authenticity guaranteed. Note - The limestone is sawed into thin blocks for extraction which totally destroys 99%+ of these Megalodon teeth. The teeth with minimal damage are restored for collectors. A custom display stand is included. One of the best Caribbean Megs that I have had!

CA01       SIZE: 6-1/16"   (4-1/2" wide)

Note- Posting 4 exotic Megalodon teeth in October 2025.    Link to Latest Updates Megalodon teeth

Note- Posting 4 exotic Megalodon teeth in October 2025.    Link to Latest Updates Megalodon teeth

An ultra rare, Top Quality Struthiomimus altus hand (manus) claw from the late Cretaceous of North America. A November Fossil of the Month.  Struthiomimus is a long legged, bipedal, toothless dinosaur found in the Hell Creek formation. The Struthiomimus means "ostrich mimic" which best describes this species. Exceptional bone quality and color. Excellent bone preservation. The tip was repaired which is quite common for claws. Legally collected on private land in the Judith River Fm., Hill Co., Montana. An excellent collector's quality Struthiomimus manus claw.  Authenticity guaranteed. You rarely see a Struthiomimus manus claw.  Specimen comes with a Riker display case.

DS16        SIZE: 2-3/16"   (Proximal end: 7/16" height x 3/8" wide)

A Pathologic, Top Quality Chilean Hexanchus griseus tooth from the Caldera Basin of Chile. This is an upper jaw tooth with three primary cusps, but it should have had 5 cusps. Two cusp did not form. Excellent preservation and fantastic color. Perfect cusps. These tooth was found in the Bahia Inglesa Fm. and is late Miocene to early Pliocene age. A scarce collector's tooth. Authenticity guaranteed. Unfortunately there are no more teeth coming from this site. This rare piece is from an old collection!      

C408U          Size: 1"  Wide

Note - Adding 18 new Chilean Hexanchus teeth in February 2023 ->  Link to Hexanchus Teeth 

A VERY RARE, Top Quality Hexanchus griseus posterior tooth from the Caldera Basin of Chile. This is complete lower jaw posterior tooth from a large shark. Superb preservation and color. One primary cusp is fully formed. An excellent root - very unique & extremely difficult to find! A Perfect rare collector'stooth. Authenticity guaranteed. Unfortunately there are no more teeth coming from this site. This rare piece is from an old collection. This is one of the few posterior teeth that I have seen - very rare!    

C410L          Size: 7/16"

Note - Adding 18 new Chilean Hexanchus teeth in February 2024 ->  Link to Hexanchus Teeth 

A VERY RARE, Top Quality Hexanchus griseus posterior tooth from the Caldera Basin of Chile. This is complete lower jaw posterior tooth from a large shark. Superb preservation and color. Three primary cusps fully formed. An excellent root - very unique & extremely difficult to find! A Perfect rare collector's tooth. Authenticity guaranteed. Unfortunately there are no more teeth coming from this site. This rare piece is from an old collection. This is one of the few posterior teeth that I have seen - very rare!    

C409L          Size: 9/16"

Note - Adding 18 new Chilean Hexanchus teeth in February 2024 ->  Link to Hexanchus Teeth 

A rare, early Auriculatus lateral tooth from Kzil-Orda region, Kazakhstan. The bourlette is complete. Excellent coarse serrations, large side cusps serrations, and with very irregular serrations. These teeth exhibit fantastic color, gloss, and preservation. A rare early Eocene Auriculatus tooth (Ypresian age - 55 MYA)! No repair or restoration. Authenticity guaranteed. This is the true early Eocene Auriculatus tooth!   Note - This tooth appears to be a very late form of Otodus aksuaticus with serrations covering the botton 3/4 of the crown.

K505           SIZE: 2-1/16"

Note - Adding 24 Kazakh Auriuclatus or transition teeth in July 2024. -->  Link to Kazakh Auriculatus teeth.

An EXTRA LARGE, Top Quality Struthiomimus altus upper toe bone or metatarsal (from toe III - metatarsal - the arctometatarsal) from the late Cretaceous of North America. Struthiomimus is a long legged, bipedal, toothless dinosaur found in the Hell Creek formation. The Struthiomimus means "ostrich mimic" which best describes this species. This is metatarsal III which is an arctometatarsals, a shaped wedged metatarsal that strengthened the foot and improved agility. Arctometatarsals are present in Tyrannosaurs, Ornithomimimids and a few other dinosaur species. Excellent bone quality and color. This metatarsal bone is nearly complete. Excellent bone preservation. No repair or restoration. Legally collected on private land in the Hell Creek Fm., Powder River Co., Montana. An excellent collector's quality Struthiomimus metatarsal bone.  Authenticity guaranteed. 

DS01        SIZE: 7-1/2" (length) x 2" (wide)  

Note - Adding 16 Struthiomimus bones & claws in August 2024.    Link to Struthiomimus fossils catalog

An EXTRA LARGE, Top Quality Struthiomimus altus upper toe bone or metatarsal from the late Cretaceous of North America. Struthiomimus is a long legged, bipedal, toothless dinosaur found in the Hell Creek formation. The Struthiomimus means "ostrich mimic" which best describes this species. An execellent metatarsal bone. Big and heavy. Excellent brown color and patina. This specimen has very good overall perservation. A complete specimen with some natural crushing on the rear side and minor crack fill. A high quality, collector's metatarsal bone from the Hell Creek of Montana. Excellent bone preservation. No repair or restoration. Legally collected on private land in the Hell Creek Fm., Powder River Co., Montana. An excellent collector's quality Struthiomimus metatarsal bone.  Authenticity guaranteed. 

DS20        SIZE:  Size: 13-1/4"  ;  End widths:  2-1/4"  &  2-1/2"  

Note - Adding 16 Struthiomimus bones & claws in August 2024.    Link to Struthiomimus fossils catalog