Search results for: 'grows black 20 inch thick ridg'

A rare, Cretaceous shark vertebra with excellent color. Exceptional concentric growth rings well preserved. Very thick at 1/2". Centra faces are very clean and very well preserved. Cretaceous age.Excellent quality.   

M1173                 SIZE: 1-3/16"

A Top Quality Protolamna sokolovi, an extinct Mackerel shark, tooth from Tarrant Co., Texas. An excellent example of this Lower Cretaceous Paw Paw Fm. shark. These teeth have a unique design with a high root face, broad side cusps, and strong vertical ridges along the crown base. This is a lateral tooth with perfect side cusps. Authenticity guaranteed. Perfect tooth.

T250            SIZE: 1/2"

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

A Top Quality Protolamna sokolovi, an extinct Mackerel shark, tooth from Tarrant Co., Texas. An excellent example of this Lower Cretaceous Paw Paw Fm. shark. These teeth have a unique design with a high root face, broad side cusps, and strong vertical ridges along the crown base. This is a lateral tooth with perfect side cusps. Authenticity guaranteed. Perfect tooth.

T249            SIZE: 9/16"

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

A Top Quality Protolamna sokolovi, an extinct Mackerel shark, tooth from Tarrant Co., Texas. An excellent example of this Lower Cretaceous Paw Paw Fm. shark. These teeth have a unique design with a high root face, broad side cusps, and strong vertical ridges along the crown base. This is an anterior tooth with perfect side cusps. Authenticity guaranteed. Perfect tooth.

T248            SIZE: 9/16"

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

A Top Quality Protolamna sokolovi, an extinct Mackerel shark, tooth from Tarrant Co., Texas. An excellent example of this Lower Cretaceous Paw Paw Fm. shark. These teeth have a unique design with a high root face, broad side cusps, and strong vertical ridges along the crown base. This is a lateral tooth with perfect side cusps. Authenticity guaranteed. Perfect tooth.

T247            SIZE: 11/16"

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

A Top Quality Protolamna sokolovi, an extinct Mackerel shark, tooth from Tarrant Co., Texas. An excellent example of this Lower Cretaceous Paw Paw Fm. shark. These teeth have a unique design with a high root face, broad side cusps, and strong vertical ridges along the crown base. This isan anterior tooth with perfect side cusps. Authenticity guaranteed. Perfect tooth.

T246            SIZE: 11/16"

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

A Top Quality Protolamna sokolovi, an extinct Mackerel shark, tooth from Tarrant Co., Texas. An excellent example of this Lower Cretaceous Paw Paw Fm. shark. These teeth have a unique design with a high root face, broad side cusps, and strong vertical ridges along the crown base. This is a lateral tooth with perfect side cusps. Authenticity guaranteed. Perfect tooth.

T245            SIZE: 5/8"

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

A Top Quality Protolamna sokolovi, an extinct Mackerel shark, tooth from Tarrant Co., Texas. An excellent example of this Lower Cretaceous Paw Paw Fm. shark. These teeth have a unique design with a high root face, broad side cusps, and strong vertical ridges along the crown base. This is an anterior tooth with perfect side cusps. Authenticity guaranteed. Perfect tooth.

T244            SIZE: 3/4"

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 Dallas 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. 

T029            SIZE: 1/2"

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 Collin 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. 

T027            SIZE: 5/8"

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 Collin 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. 

T026            SIZE: 3/4"

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 Collin 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. 

T025            SIZE: 13/16"

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