Search results for: 'books four 2'

A Top Quality Onchopristis dunklei, an extinct Sawshark, rostal tooth from Tarrant Co., Texas. An excellent example of this Lower Cretaceous Paw Paw Fm. shark. These rostal teeth have a unique design with two or more barbs on the posterior edge. Authenticity guaranteed. Perfect tooth.

T202           SIZE: 5/8"

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

A very rare Top Quality Paraisurus compressus, an extinct Mackerel shark, tooth from Tarrant Co., Texas. An excellent example of this Lower Cretaceous Paw Paw Fm. tooth. These teeth have a unique design with a a very compressed tooth, very high root face, no cusps, and long slender root lobes. Authenticity guaranteed. You do not see these teeth very often.

T224            SIZE: 3/4"

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

A Top Quality Ptychodus anonymus, an extinct durophagous (shell-crushing) shark, tooth from Hunt Co., Texas. An excellent example of this Upper Cretaceous Eagle Ford Fm. tooth. These massive teeth have a design with transverse ridges extending across the cusp face. Authenticity guaranteed. Perfect tooth. 

T090            SIZE: 9/16"

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

A Top Quality Ptychodus decurrens, an extinct durophagous (shell-crushing) shark, tooth from Travis Co., Texas. An excellent example of this Upper Cretaceous So. Bosque Shale Fm. tooth. These massive teeth have a design with transverse ridges extending across the cusp face and the margins. Authenticity guaranteed. Near perfect tooth. A rare species.

T105            SIZE: 3/8"

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

A Top Quality Ptychodus latissimus, an extinct durophagous (shell-crushing) shark, tooth from Collin Co., Texas. An excellent example of this Upper Cretaceous Arcadia Park Fm. tooth. These massive teeth have a design with 5 to 6 strong transverse ridges extending across the cusp face and granular margins. Authenticity guaranteed. Perfect tooth. 

T293            SIZE: 11/16"

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 species, an extinct durophagous (shell-crushing) shark, tooth from McLennan Co., Texas. An excellent example of this Upper Cretaceous Lake Waco Fm. tooth. These massive teeth have a design with chevron-shaped transverse ridges extending across the cusp face. Authenticity guaranteed. Near perfect tooth. 

T284           SIZE: 9/16"

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

A Top Quality Ptychodus whipplei, an extinct durophagous (shell-crushing) shark, tooth from Ellis Co., Texas. An excellent example of this Upper Cretaceous Arcadia Park Fm. tooth. These massive teeth have a design with a very tall conical cusp with transverse ridges extending across the cusp face, but typically do not reach the margin. Authenticity guaranteed. Perfect tooth. A juvenile symphyseal tooth.

T031            SIZE: 3/16"

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

A Top Quality Diplomystus fish from the 18" layer, Green River Fm., Lincoln Co. Wyoming. The Diplomystus dentatus is a Herring from the Eocene age (50 MYA). This piece is from the 18 Inch Layer which is extremely hard and difficult to prepare. It also provides the most detailed, highly preserved fossils. Exceptional preservation and preparation. No repair. All natural. Plate size is 7.5" x 4.75".  Authenticity guaranteed. An excellent display piece! 

X476         SIZE: 5-7/8"    

Note - Adding 22 Green River Fm. Fossil fish in October 2020 --> Link to Fossil Fish

An excellent Elrathia kingi trilobite (Family Alokistocaridae). Excellent preservation. A QUALITY specimen from the Wheeler Shale Fm., House Range, Millard Co., Utah. A Cambrian trilobite (505 mya). No repair or restoration. Authenticity guaranteed.

X126        Size: 1-7/16"

Note - Posting 11 trilobites in January 2021.  ->  Link to US Trilobites.

A LARGE, Top Quality Enchodus libycus tooth from the phosphate region of Morocco. This was a fearsome fish with giant teeth from the Late Cretaceous. Complete specimen with no repair! Authenticity guaranteed.

M1007           SIZE: 1-7/8"

Note - Seven new Enchodus teeth added in January 2020.      Enchodus Catalog Link

A Top Quality Negaprion brevirostos, Lemon shark, tooth from Baja, Mexico. Highest quality enamel. Excellent tan color with a tan root. The root shows good detail. 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.  

MX343        Size: 5/8"

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