Search results for: '1990 The Silent Partner'

A Quality Ankylosaurus osteoderm (bony armor plate) from the late Cretaceous of northern North America. Ankylosaurus magniventris was the largest Ankylosaur which grew to 30 feet and 17000 pounds, and a body covered with this bony armor. A complete body osteoderm plate from a juvenile Ankylosaurus. The bone is excellent quality with excellent color and patina with some stream erosion. No cracks or restoration. Legally collected on private land in the Hell Creek Fm., Carter Co., Montana. Authenticity guaranteed. A collector's quality Ankylosaur osteoderm. 

DK33         SIZE: 1-1/4"  x  1"

Note - Adding 16 new Ankylosaur - Nodosaur fossils in January 2023.       Link to Ankylosaur fossils catalog.

A Top Quality Ankylosaurus osteoderm (bony armor plate) from the late Cretaceous of northern North America. Ankylosaurus magniventris was the largest Ankylosaur which grew to 30 feet and 17000 pounds, and a body covered with this bony armor. A body osteoderm section from a juvenile Ankylosaurus. The bone is excellent quality with excellent color and patina. No cracks or restoration. Legally collected on private land in the Hell Creek Fm., Powder River Co., Montana. Authenticity guaranteed. A collector's quality Ankylosaur osteoderm. 

DK31         SIZE: 1-1/2"  x  1-1/8"

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

A colorful, Top Quality Carcharodon hastalis tooth from the Ica region of Peru. An incredible red colored crown and a red brown root. Fantastic color!  Sharp cutting edges. Excellent definition and preservation. An excellent lower jaw tooth. No repair. Authenticity guaranteed. An excellent colorful collector's Mako tooth. The red teeth are the most difficult to locate.

P320              SIZE: 1-1/4"

Adding 17 Carcharodon hastalis teeth in May 2024.      Link to Peruvian Hastalis teeth.

A colorful, Top Quality Carcharodon hastalis tooth from the Ica region of Peru. An incredible vibrant red & gray  colored crown and a gray root. Excellent color!  Sharp cutting edges. Excellent definition and preservation. An excellent upper jaw tooth. No repair. Authenticity guaranteed. An excellent colorful collector's Mako tooth. The red teeth are the most difficult to locate.

P305           SIZE: 2-3/8"

Adding 17 Carcharodon hastalis teeth in May 2024.      Link to Peruvian Hastalis teeth.

A rare Top Quality Struthiomimus altus tail (caudal) vertebra 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. Excellent bone quality and color. The vertebra is complete with processes missing. 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 vertebra.  Authenticity guaranteed. My best Struthiomimus  tail vertebra. Essentially complete - rare.

DS10        SIZE: 3-5/16" (length) x 1-3/8" (height)  

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

A very rare Top Quality Struthiomimus altus hand (manus) bone 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. 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 manus bone.  Authenticity guaranteed. You rarely see Struthiomimus manus bones. This is a good one!

DS17       SIZE: 1-13/16"   (9/16" wide)

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

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 LARGE, TOP QUALITY Nanotyrannus lancensis tooth from the western US. This tooth measures 1-5/8" (straight line). The enamel is excellent quality. The posterior serrations are excellent. No cracks. No repair or restoration. Legally collected on private land in the Hell Creek Fm., Powder River Co., Montana. Authenticity guaranteed.  An excellent collector's Nano tooth. Note - a Riker display case is included.

DN03       SIZE: 1-5/8"

Note - Adding 19 Nanotyrannus teeth in November 2025  ->  Link to Nano Teeth

A LARGE, TOP QUALITY Nanotyrannus lancensis tooth from the western US. This tooth measures 1-5/8" (straight line). The enamel is excellent quality. The posterior serrations are excellent. No cracks. No repair or restoration. Legally collected on private land in the Hell Creek Fm., Powder River Co., Montana. Authenticity guaranteed.  An excellent collector's Nano tooth. Note - a Riker display case is included.

DN03       SIZE: 1-5/8"

Note - Adding 19 Nanotyrannus teeth in November 2025  ->  Link to Nano Teeth

A LARGE, TOP QUALITY Nanotyrannus lancensis tooth from the western US. This tooth measures 1-5/8" (straight line). The enamel is excellent quality. The posterior serrations are excellent. No cracks. No repair or restoration. Legally collected on private land in the Hell Creek Fm., Powder River Co., Montana. Authenticity guaranteed.  An excellent collector's Nano tooth. Note - a Riker display case is included.

DN01       SIZE: 1-5/8"

Note - Adding 19 Nanotyrannus teeth in November 2025  ->  Link to Nano Teeth

A beautifully prepared, TOP QUALITY Koneprusia dahmani spiny trilobite. One of the collector's favorite spiny trilobites. A November Fossil of the Month. Koneprusia dahmani is an unusual looking species with three rows of long spines run down its back. The preparation is German with all original colors and no restoration. Exceptional completeness and preservation. Great natural bronze colored shell with excellent luster.  A very difficult species to prepare. Excellent shell and spine preservation. Good size. A scarce species! One of the ultimate Middle Devonian (380 mya) spiny trilobite from the Foum Zguid, Morocco. Authenticity guaranteed. One of my favorite spiny trilobites!  Museum Quality. Note - specimen weights 1.7 lbs. International orders may require supplemental postage added to Free Shipping. Please inquire.  

XM77          Size: 1-5/8"   (1-1/16")

Adding 9 top quality Moroccan trilobites in November 2025.     Link to Moroccan trilobites.