Search results for: 'extinct mucilage from pedalium mola'

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 a strong vertical notch. No cracks. No repair or restoration. Legally collected on private land in the Hell Creek Fm., Garfield Co., Montana. Authenticity guaranteed. 

DM10       Size: 1/8"+

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

A Top Quality Palaeohypotodus bronni tooth, an extinct Sand Tiger shark, from the ENCI quarry, Maastricht, the Netherlands. Tooth in its original limestone matix. Fantastic gray color and preservation. Cretaceous - Maastrichian age. Excellent tip. An excellent collector's tooth. Authenticity guaranteed.

N452        SIZE: 5/8"

Note - Adding 56 Netherlands shark teeth in July 2023.  Link to Netherlands shark teeth.

A Top Quality Pseudocorax affinis tooth, an extinct Mackerel shark, from the ENCI quarry, Maastricht, the Netherlands. Tooth in its original limestone mayrix. Fantastic gray color and preservation. Cretaceous - Maastrichian age. Excellent tip. An excellent collector's tooth. Authenticity guaranteed.

N463        SIZE: 9/16"

Note - Adding 56 Netherlands shark teeth in July 2023.  Link to Netherlands shark teeth.

A Top Quality Pseudocorax affinis tooth, an extinct Mackerel shark, from the ENCI quarry, Maastricht, the Netherlands. Tooth in its original limestone mayrix. Fantastic gray color and preservation. Cretaceous - Maastrichian age. Excellent tip. An excellent collector's tooth. Authenticity guaranteed.

N462        SIZE: 5/8"

Note - Adding 56 Netherlands shark teeth in July 2023.  Link to Netherlands shark teeth.

A Metasequoia occidentalis (Dawn Redwood) branch from Beaverhead Co., Montana. The Metasequoia  evloved in late late Cretaceous and survived the end of the Mesozoic extinctions. Three branches. Great preservation. Found in the Muddy Creek Fm. -  Oligicene age. Authenticity guaranteed. 

PL06       Size: 2-1/2" (straighline)

Note - Adding 6 Metasequoia  branch specimens in October 2024.      Link to Fossil leaves fossils.

A Top Quality Ptychodus mammillaris, 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 strong transverse ridges across the cusp that transition to a concentric pattern at the base of the cusp. Authenticity guaranteed. Perfect tooth. This is a rare species.

T276            SIZE: 1/2"+

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

A Top Quality Ptychodus mammillaris, 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 strong transverse ridges across the cusp that transition to a concentric pattern at the base of the cusp. Authenticity guaranteed. Perfect tooth. This is a rare species.

T275            SIZE: 9/16"

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

A Top Quality Ptychodus mammillaris, 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 strong transverse ridges across the cusp that transition to a concentric pattern at the base of the cusp. Authenticity guaranteed. Perfect tooth. This is a rare species.

T274            SIZE: 5/8"

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

A Top Quality Ptychodus mammillaris, 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 strong transverse ridges across the cusp that transition to a concentric pattern at the base of the cusp. Authenticity guaranteed. Perfect tooth. This is a rare species.

T273            SIZE: 11/16

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

A Top Quality Ptychodus mammillaris, 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 strong transverse ridges across the cusp that transition to a concentric pattern at the base of the cusp. Authenticity guaranteed. Perfect tooth. This is a rare species.

T272            SIZE: 13/16

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 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.

T030            SIZE: 1/4"

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