Search results for: 'sale shark tree'

A Top Quality Ankylosaurid osteoderm (bony armor plate) from the late Cretaceous of northern North America. Ankylosaurids had their body covered with this bony armor. A body osteoderm section from a juvenile Ankylosaurid . The bone is excellent quality with excellent color and patina. It has an  excellent keel like design and is very thick. Some crack fill.. Legally collected on private land in the Horseshoe Canyon Fm., Alberta, Canada. Authenticity guaranteed. A collector's quality Ankylosaur osteoderm.  Disposition number 000028-0000029.

DK21c         SIZE:  3-5/8"  x  2-1/2" x  1-1/8" Height

Note - Adding 7 Ankylosaur osteoderms in August 2025.    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 LARGE, High 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 / patina. No cracks or restoration. Legally collected on private land in the Lance Creek Fm., Niobrara Co., Wyoming. Authenticity guaranteed. A collector's quality Ankylosaurus osteoderm. I do not see large ostederms very often.

DK26         SIZE: 5"  x  4-1/2"  x 5/8"

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

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 / patina. Well preserved vascular channels. No cracks or restoration. Legally collected on private land in the Lance Creek Fm., Niobrara Co., Wyoming. Authenticity guaranteed. A collector's quality Ankylosaurus osteoderm. I do not see large ostederms very often.

DK25         SIZE: 5"  x  3-3/4"  x 1/2"

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

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 LARGE, TOP QUALITY Great Hammerhead shark tooth, Sphyrna mokarran, from Baja, Mexico. Excellent color and serrations (Note - the great Hammerhead has serrated teeth). A large lateral tooth from a Pliocene land deposit in the Gloria Fm. No repair or restoration.  Authenticity guaranteed. A scarce collector's tooth from a rare locality.

MX241            SIZE: 9/16"

Posting 19 species (68 rare shark teeth) from Baja, Mexico.   Link to Mexican shark teeth -> Mexico shark teeth

A Top Quality Carcharhinus falciformis, Silky shark, tooth from Baja, Mexico. Highest quality enamel. Excellent tan color with a tan root. Very good preservation and condition. This is a Miocene age tooth from the Rosarita Beach Fm. Authenticity guaranteed. A fantastic collector's tooth from a rare locality.  

MX391        Size: 9/16"

Posting 19 species (68 rare shark teeth) from Baja, Mexico.   Link to Mexican shark teeth -> Mexico shark teeth

A Top Quality Carcharhinus falciformis, Silky shark, tooth from Baja, Mexico. Highest quality enamel. Excellent tan color with a tan root. Very good preservation and condition. This is a Pliocene age tooth from the Tirabuzon Fm. Authenticity guaranteed. A fantastic collector's tooth from a rare locality.  

MX392        Size: 7/16"

Posting 19 species (68 rare shark teeth) from Baja, Mexico.   Link to Mexican shark teeth -> Mexico shark teeth

A Top Quality Carcharhinus falciformis, Silky shark, tooth from Baja, Mexico. Highest quality enamel. Excellent tan color with a tan root. Very good preservation and condition. This is a Pliocene age tooth from the Gloria Fm. Authenticity guaranteed. A fantastic collector's tooth from a rare locality.  

MX393        Size: 3/8"

Posting 19 species (68 rare shark teeth) from Baja, Mexico.   Link to Mexican shark teeth -> Mexico shark teeth

A Top Quality Carcharhinus falciformis, Silky shark, tooth from Baja, Mexico. Highest quality enamel. Excellent tan color with a tan root. Very good preservation and condition. This is a Pliocene age tooth from the Gloria Fm. Authenticity guaranteed. A fantastic collector's tooth from a rare locality.  

MX394        Size: 3/8"

Posting 19 species (68 rare shark teeth) from Baja, Mexico.   Link to Mexican shark teeth -> Mexico shark teeth

A Top Quality Carcharhinus falciformis, Silky shark, tooth from Baja, Mexico. Highest quality enamel. Excellent tan color with a tan root. Very good preservation and condition. This is a Pliocene age tooth from the Gloria Fm. Authenticity guaranteed. A fantastic collector's tooth from a rare locality.  

MX395        Size: 5/16"

Posting 19 species (68 rare shark teeth) from Baja, Mexico.   Link to Mexican shark teeth -> Mexico shark teeth

A Top Quality Carcharhinus falciformis, Silky shark, tooth from Baja, Mexico. Highest quality enamel. Excellent tan color with a tan root. Very good preservation and condition. This is a Pliocene age tooth from the Gloria Fm. Authenticity guaranteed. A fantastic collector's tooth from a rare locality.  

MX396        Size: 5/16"

Posting 19 species (68 rare shark teeth) from Baja, Mexico.   Link to Mexican shark teeth -> Mexico shark teeth