Search results for: 'book evolution power à first revêtue'

A well preserved, Zarafasaura oceanis Plesiosaur tooth, a large extinct upper Cretaceous marine reptile from the phosphate  region (Oulad Abdoun Basin), Khouribga, Morocco. This Plesiosaur has been named Zarafasaura oceanis in 2011. One crack. No restoration. A fantastic specimen. Authenticity guaranteed. 

M1123             SIZE: 1-3/4"

Note - Posted 7 Plesiosaur teeth in November 2025.  -->  Link to Moroccan Plesiosaur teeth

A rare Top Quality, lower jaw Notorynchus sp., Seven-gill Cow shark, tooth from Katchar, Kazakhstan. An unusual undescribed Eocene (Priabonian) Cow shark species. Kazakh N. species teeth are quite rare and excellent examples are hard to locate. No repair or restoration. Authenticity guaranteed. A near Perfect tooth. One of the finest localities for Eocene age shark teeth!

K452           SIZE: 3/8"

Note - Adding 30 Kazakh Notorhynchus teeth in April 2022.    Kazakhstan Notorhynchus Catalog

A Huge Carcharias lateral tooth in perfect condition. 

M258       SIZE: 1-9/16"  

A Huge Carcharias lateral tooth in excerllent condition.

M263       SIZE: 1-3/8"

A Huge Carcharias lateral tooth in perfect condition. 

M264       SIZE: 1-3/8"

A Top Quality, Triceratops horridus brow horn section from the late Cretaceous of northern North America. Triceratops was a large ceratopsian dinosaur found in the Hell Creek formation which is known for three horns and the large frill protecting its neck. This is a great brow horn wedge section with excellent detail preserved. You can see all of the natural blood grooves across the surface of this horn. No repair or restoration. 100% natural specimen. Legally collected on private land in Carter Co., Montana. Authenticity guaranteed. 

DC56         SIZE: 2-3/4" Wide x 1-1/4" Thick

Note - Adding 15 new Triceratops bones in September 2025.       Link to Triceratops fossils catalog

A Top Quality Tyrannosaur tooth from the late Cretaceous (Campanian - Two Medicine Fm.) in northern North America. This tooth measures 1-5/8" -  an excellent Tyrannosaur tooth. The enamel is high quality with excellent color. Anterior and posterior serrations are excellent. Serrated to the tip with a small wear facet on tip and the side. No crack, repair or restoration. Legally collected on private land in the Two Medicine Fm., Glacier Co., Montana. This is an excellent Daspletosaurus or Gorgosaurus tooth based on size and roundness of the tooth cross-section. Authenticity guaranteed. An excellent collector's tooth. Note - the only Tyrannosaurs in the Two Medicine Fm. are Daspletosaurus or Gorgosaurus. A Riker display frame is included.

DY23T         SIZE: 1-5/8"  (5/8" wide x 7/16" height)

Note - Added 14 new Tyrannosaur teeth in May 2024.       Link to Tyrannosaur teeth catalog.

A LARGE, ultra rare, Top Quality Tyrannosaur toe bone from the late Cretaceous (Campanian) in northern North America. Please note that this toe bone could Albertosaurus, Gorgosaurus or Daspletosaurus - see Detailed Discussion below. A May Fossil of the Month. This toe bone measures 3-5/8" - an excellent Tyrannosaur toe bone. This could be the next to last digit of the center toe (see Albertosaurus foot photo). The bone is very high quality and complete with excellent color. One crack repaired. No restoration. Legally collected on private land in the Judith River Fm., Hill Co., Montana. Authenticity guaranteed. An excellent rare collector's toe bone. A very rare find!

DY32         SIZE: 3-5/8"  (End width: 1-15/16" & 2-3/8")

Note - Adding two rare Tyrannosaur toe bones in May 2024.       Link to Tyrannosaur teeth catalog.

An EXTRA LARGE, very rare Desmostylus tooth from Sharktooth Hill with a large root structure! The extra large chewing surface is incredibly preserved. This is an incredibly sized, complete tooth.  Excellent preservation and gorgeous color. Museum Quality specimen!  

ST1042  BoP               SIZE: 2-5/8" H (2-3/4" W)

A Top Quality, Pathologic Bone Valley Mako shark tooth from Polk County, Florida with great color! Commonly referred to as Isurus hastalis, but renamed to Carcharodon hastalis as a Great White shark ancestor. This tooth shows a wavy cutting edge and an extra cutting edge formed on the the display side of crown (see 3rd photo).  Highest quality enamel. An excellent colored crown. Excellent color! Sharp cutting edges. An excellent tan root - extra wide. Great eye appeal. A rare Bone Valley color collector's Mako tooth. No repair or restoration. Authenticity guaranteed. You don't see these Mako teeth very often!

F105      SIZE: 1-13/16"   (1-5/8" W)

Note - Adding 8 new BV Isurus hastalis teeth in April 2005.  ->  Link to BV Isurus hastalis teeth

An EXTRA LARGE, 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 complete body osteoderm plate from an adult Ankylosaurus. The bone quality is excellent with excellent color and patina. This osteoderm has a high ridge on one side. There are some hydration cracks and crack fill. No restoration. Legally collected on private land in the Hell Creek Fm., Powder River Co., Montana. Authenticity guaranteed. An excellent collector's quality Ankylosaur osteoderm. A thick and heavy osteoderm.

DK23         SIZE: 6-1/2"  x  4-3/8"  (Height = 1-3/4" on high side)

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

A polished Cleoniceras ammonite which brings out the brilliant flashes of red and green in the aragonite shell material (produces an "opal-like sheen!") from the Cretaceous of Madagascar.

XM309        Size: 2"