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A rare, EXTRA LARGE Top Quality Hexanchus collinsonae tooth, a Sixgill Cow shark, from the Muddy Creek / Fisher - Sullivan site, Virginia. A June Fossil of the Month. A lower jaw tooth with 9 primary cusps. Exceptional color and preservation. This is an Early Eocene (Ypresian) age, Nanjemoy Formation tooth. A special collector's Cow shark tooth. Authenticity guaranteed. 

MC953         Size: 11/16"

Note adding 15 Muddy Creek Cow shark teeth in June 2022.  --> Link to Muddy Creek Cow Shark teeth

An ultra rare, Top Quality Hexanchus collinsonae tooth, a Sixgill Cow shark, from the Muddy Creek / Fisher - Sullivan site, Virginia.  A lower jaw symphyseal tooth (male species) with 6 primary cusps. Exceptional color and preservation. This is an Early Eocene (Ypresian) age, Nanjemoy Formation tooth. A special collector's rare Cow shark tooth. Authenticity guaranteed. 

MC952         Size: 1/4"+

Note adding 15 Muddy Creek Cow shark teeth in June 2022.  --> Link to Muddy Creek Cow Shark teeth

An ultra rare, Top Quality Hexanchus collinsonae tooth, a Sixgill Cow shark, from the Muddy Creek / Fisher - Sullivan site, Virginia. A June Fossil of the Month.  A lower jaw symphyseal tooth (female species) with 8 primary cusps. Exceptional color and preservation. This is an Early Eocene (Ypresian) age, Nanjemoy Formation tooth. A special collector's rare Cow shark tooth. Authenticity guaranteed. 

MC951         Size: 1/4"

Note adding 15 Muddy Creek Cow shark teeth in June 2022.  --> Link to Muddy Creek Cow 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.

An excellent pair of Ginglymostoma moroccanum teeth. This species is rare!

MC143 (Right)            SIZE: 1/8"

An excellent pair of Ginglymostoma moroccanum teeth. This species is very uncommon!

MC144 (Left)              SIZE: 1/8"

A pair of Nebrius obliquus teeth. This species is rare!

MC365 (Right)             SIZE: 1/8"

A pair of Isistius trituratus teeth. This species is rare! Translucent cutting edge and partial roots.

MC173 (Right)            SIZE: 1/8"+

A pair of Isistius trituratus teeth. This species is rare!

MC174 (Left)            SIZE: 1/8"+

A pair of Isistius trituratus teeth. This species is rare!

MC175 (Right)             SIZE: 1/8"

This catalog contains teeth from an extinct Dogfish shark, Megasqualus opriensis. 

MC251 (Left)            SIZE: 1/4"

A pair of Megasqualus opriensis teeth. This species is rare!

MC255 (Left)             SIZE: 3/16"