Search results for: 'third 4 creek taxable'

An EXTRA LARGE and very RARE, MUSEUM QUALITY Stenaster sp. Starfish. This very high quality, extra large Starfish is 4-1/2" in length. Incredible detail. Incredible preservation and preparation. Matrix size is 11" x 12". Ordovician age - ~465 MYA. This rare Starfish is from the Hefalla Sandstone, Katouna Fm., Mecissi, Morocco. This is the real deal. No repair or restoration.  One of the highest quality EXTRA LARGE Starfish fossils that I have seen. This is a special specimen!

 X175 BoP           SIZE: 4-1/2"

A RARE, Top Quality Acheroraptor temertyorum (raptor) tooth. Acheroraptor temertyorum is one of two recently described Hell Creek Fm. raptors. This tooth is 1/4"+ which is a typical size. The enamel is excellent with a great brown color. 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. Note - 2013 Acheroraptor description paper attached below. Authenticity guaranteed. This is your chance to own a rare, top quality Acheroraptor temertyorum tooth.  Note - A gem jar will be included as photographed.

DR15       SIZE: 1/4"+

Note - Adding 9 new Acheroraptor teeth in May 2023      Link to Raptor (Dromaeosaur) catalog.

A RARE, Top Quality Acheroraptor temertyorum (raptor) tooth. Acheroraptor temertyorum is one of two recently described Hell Creek Fm. raptors. This tooth is 1/4" which is a typical size. The enamel is excellent with a great dark brown color. 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. Note - 2013 Acheroraptor description paper attached below. Authenticity guaranteed. This is your chance to own a rare, top quality Acheroraptor temertyorum tooth.  Note - A gem jar will be included as photographed.

DR20        SIZE: 1/4"+

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

A rare Paleobates angustissimus tooth. This tooth is from Muschelkalk limestone - middle Triassic age (240 million years old). Note- partial tooth on tooth.

FR265               SIZE: 1/4"

A five associated, Top Quality Edmontosaurus annectens tail (caudal) vertebrae from the late Cretaceous of North America. Edmontosaurus is a very large hadrosaur or "duck-bill" dinosaur found in the Hell Creek formation. Bone quality is excellent. Partial process is intact. No cracks. No repair or restoration. Legally collected on private land in the Hell Creek Fm., Harding Co., So. Dakota. An excellent collector's quality Edmontosaurus vertebra.  Authenticity guaranteed. 

DH61        SIZE: 1-1/4" (height) x 1-1/4" (centrum wide) & 4-7/8" (length)

Note - Adding 21 Edmontosaurus bones / claws in May 2025.       Link to Edmontosaurus 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

New   Exceptionally large, GEM anterior teeth. These are the largest C. appendiculata teeth that I have ever seen!  These anterior teeth are really difficult to find.  Rare!

M151 (Left)             SIZE: 1-1/4"

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.

A LARGE, Top Quality Ankylosaurus osteoderm (bony armor plate) from the late Cretaceous of northern North America. 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 and patina. Well preserved vascular channels. Typical hydrations cracks only. No restoration. Legally collected on private land in the Hell Creek Fm., Garfield Co., Montana. Authenticity guaranteed. A fantastic collector's quality Ankylosaurus osteoderm.  I do not see large top quality ostederms very often.

DK24         SIZE: 4-1/8"  x  3-1/4" 

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

A Top Quality Ankylosaur osteoderm (bony armor plate) from the late Cretaceous of northern North America. 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 Ankylosaur. The bone is exceptional quality with excellent color and patina. No hydrations cracks. No restoration. Legally collected on private land in the Hell Creek Fm., Harding Co., So. Dakota. Authenticity guaranteed. A fantastic collector's quality Ankylosaur osteoderm.  I do not see top quality ostederms very often.

DK29         SIZE: 3-1/2"  x  2-1/4"  Height of keel = 3/4"

Note - Adding 7 new Ankylosaur osteoderms in August 2025.       Link to Ankylosaur fossils catalog.

A Top Quality Thescelosaurus neglectus caudal (tail) vertebra 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. This bone quality is excellent with excellent color and patina. Highest quality bone preservation. The fragile vertebra processes are nearly complete - very rare! No repair or restoration. Legally collected on private land in the Hell Creek Fm., Powder River Co., Montana. An incredible collector's quality Thescelosaurus vertebra. Authenticity guaranteed. Museum Quality. A very rare piece.

DI42       SIZE: 2-1/4"  x  1-3/4" x 2-3/4" height

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

A rare GEM Quality Struthiomimus altus foot (pes) claw from the late Cretaceous of North America. An infant 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. Exceptional 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. A special baby claw.

DS15       SIZE: 3/4"   (1/4" wide)

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