Search results for: '2023 1月 日曜劇場'

A Top Quality Leptostyrax macrorhiza, 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 very high root face and broad & long side cusps. This is a lateral tooth. Authenticity guaranteed. Near perfect tooth.

T170            SIZE: 5/16"

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

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.

T201           SIZE: 11/16"

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.

T225            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. Perfect tooth. A rare species.

T106            SIZE: 5/16"

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 Dallas Co., Texas. An excellent example of this Upper Cretaceous Kamp Ranch 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. 

T294            SIZE: 13/16"

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 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 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.  

MX342        Size: 3/4"

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

A rare, Top Quality Avisaurus archibaldi tooth from the Hell Creek Fm. of Montana. A extinct primitive toothed bird from the Enantiornithine bird family. These teeth are triangular and thin, and the crown is non-serrate and may have longitudinal ridges. The root has to has a strong vertical notch. No cracks. No repair or restoration. Legally collected on private land in the Hell Creek Fm., Carter Co., Montana. Authenticity guaranteed. 

DM09       Size: 3/16"

Note - Adding 10 new Avisaurus teeth in July 2021      Link to Avisaurus catalog.

A rare, Top Quality Ctenacanthus occidentalis tooth from the Paleozoic era in what is now Russia. Great color. A well preserved specimen. No repair or restoration. Authenticity guaranteed. An excellent collector's tooth!

Age: Upper Carboniferous (310 MYA); Kasimov Fm.

Location: Voskresensk, Russia

R011       SIZE: 5/16" wide

Adding 65 Russian Paleozoic teeth in July 2021.  Link to Russian Paleozoic teeth.

A rare, Top Quality Ctenacanthus artiensis tooth from the Paleozoic era in what is now Russia. Great color. A well preserved specimen. The matrix broke on this specimen Authenticity guaranteed. An excellent collector's tooth!

Age: Lower Permian (284 MYA), Arty Fm.

Location: Krasnoufimsk, Russia

R016       SIZE: 5/16" height

Adding 65 Russian Paleozoic teeth in July 2021.  Link to Russian Paleozoic teeth.

A rare, Top Quality Ctenacanthus obruchevi tooth from the Paleozoic era in what is now Russia. Great color. A well preserved specimen. No repair or restoration. Authenticity guaranteed. An excellent collector's tooth!

Age: Lower Permian (284 MYA), Arty Fm.

Location: Krasnoufimsk, Russia

R020       SIZE: 3/16" wide

Adding 65 Russian Paleozoic teeth in July 2021.  Link to Russian Paleozoic teeth.

A very rare EXTRA LARGE, Top Quality Lagarodus angustus tooth from the Paleozoic era in what is now Russia. Beautiful color. A well preserved specimen. Complete tooth. No repair or restoration. Authenticity guaranteed. An excellent collector's tooth!

Age: Upper Carboniferous (310 MYA); Kasimov Fm.

Location: Achkasovo, Russia

R051       SIZE: 13/16"  wide

Adding 65 Russian Paleozoic teeth in July 2021.  Link to Russian Paleozoic teeth.