Search results for: 'largest shark from mioseen a'

A Top Quality Ptychodus polygyrus, an extinct durophagous (shell-crushing) shark, tooth from Dallas Co., Texas. An excellent example of this Upper Cretaceous Arcadia Park Fm. tooth. These massive teeth have a design with 8 to 9 fine transverse ridges extending across the cusp face and transition to a concentric pattern at the base of the cusp. Authenticity guaranteed. Perfect tooth. This is a rare species.

T265            SIZE: 3/8"

Note - Adding 100+ new Texas shark teeth in October 2021.   Link to Texas shark teeth

A Top Quality Ptychodus polygyrus, an extinct durophagous (shell-crushing) shark, tooth from Dallas Co., Texas. An excellent example of this Upper Cretaceous Arcadia Park Fm. tooth. These massive teeth have a design with 8 to 9 fine transverse ridges extending across the cusp face and transition to a concentric pattern at the base of the cusp. Authenticity guaranteed. Perfect tooth. This is a rare species.

T264            SIZE: 7/16"

Note - Adding 100+ new Texas shark teeth in October 2021.   Link to Texas shark teeth

A Top Quality Ptychodus polygyrus, an extinct durophagous (shell-crushing) shark, tooth from Dallas Co., Texas. An excellent example of this Upper Cretaceous Kamp Ranch Fm. tooth. These massive teeth have a design with 8 to 9 fine transverse ridges extending across the cusp face and transition to a concentric pattern at the base of the cusp. Authenticity guaranteed. Perfect tooth. This is a rare species.

T263            SIZE: 5/8"

Note - Adding 100+ new Texas shark teeth in October 2021.   Link to Texas shark teeth

A Top Quality Ptychodus polygyrus, an extinct durophagous (shell-crushing) shark, tooth from Dallas Co., Texas. An excellent example of this Upper Cretaceous Kamp Ranch Fm. tooth. These massive teeth have a design with 8 to 9 fine transverse ridges extending across the cusp face and transition to a concentric pattern at the base of the cusp. Authenticity guaranteed. Perfect tooth. This is a rare species.

T262            SIZE: 13/16"

Note - Adding 100+ new Texas shark teeth in October 2021.   Link to Texas shark teeth

A Top Quality Ptychodus mortoni, an extinct durophagous (shell-crushing) shark, tooth from Dallas Co., Texas. An excellent example of this Upper Cretaceous Eagle Ford Fm. tooth. These  teeth have a design that includes a high cusp with radiating occlusal ridges extending across the cusp face. Authenticity guaranteed. P. mortoni is a rare species in Texas, and when teeth get this large they are extremely rare!

T391            SIZE: 1-1/16"

Note - Adding 100+ new Texas shark teeth in October 2021.   Link to Texas shark teeth

A Top Quality Ptychodus mortoni, an extinct durophagous (shell-crushing) shark, tooth from Dallas Co., Texas. An excellent example of this Upper Cretaceous Eagle Ford Fm. tooth. These  teeth have a design that includes a high cusp with radiating occlusal ridges extending across the cusp face. Authenticity guaranteed. P. mortoni is a rare species in Texas, and when teeth get this large they are extremely rare!

T390            SIZE: 1-1/16"

Note - Adding 100+ new Texas shark teeth in October 2021.   Link to Texas shark teeth

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 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 HIGH QUALITY Bone Valley Megalodon upper jaw tooth from Golden Beach, Florida. An EXCELLENT Blue & Tan colored crown. Good color! High quality enamel. The bourlette is a  brown color and 100% complete. The serrations are large & sharp with a big tip serration. Excellent serrations. The root is a golden color and complete with few hydration cracks. An excellent Miocene Megalodon tooth. 100% natural. NO repair or restoration! A nice collector's Megalodon tooth from Golden Beach. Authenticity guaranteed. 

F020       Size: 2-1/4"  

A GEM, Lee Creek Carcharocles chubutensis, a C. megalodon predecessor, from Aurora, No. Carolina. This tooth was given the name the "Oreo Chub" with its black and white bourlette. Very rare colors for Lee Creek. A May Fossil of the Month. This tooth was found in the Pungo River Formation (middle Miocene age). Note the crown exhibits large cusplike bumps at the base of the serrated edge and the root ends also show grooves where the teeth interlocked. These are characteristic traits of the Lee Creek early Meg - C. chubutensis. A gorgeous tan &  blue colored crown with an incredible black & white bourlette. Fantastic serrations with a nearly perfect with damage to one. The root is dark brown with small hydration cracks. Highest quality enamel! Excellent color! No repair or restoration. Authenticity guaranteed. I have only seen one LC Chub like this one -  the "Oreo Chub" is a Lee Creek rarity!

LC012 BoP       Size: 3-1/16"  

Note - Adding 10 New Lee Creek Megalodon  & Chubutensis Teeth In May 2020. -> Link to LC Megs  & Chubs

A GEM modern Lemon shark tooth, Negaprion brevirostris. Bright white color. Perfect tooth. Authenticity guaranteed.

ML03          SIZE: 5/8"

Note- adding 10 Lemon shark teeth in January 2020. -> Link to Lemon shark teeth.

A GEM modern Lemon shark tooth, Negaprion brevirostris. Bright white color. Perfect tooth. Authenticity guaranteed.

ML02          SIZE: 5/8"

Note- adding 10 Lemon shark teeth in January 2020. -> Link to Lemon shark teeth.