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Ptychodus species

SKU

T281

Out of stock

$145.00

Overview

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

T281 SIZE: 1"

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

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Details

This catalog contains excellent teeth from a durophagous (shell-crushing) shark - Ptychodus species. These teeth were collected from the Eagle Ford Formation. All teeth are complete and well preserved.

Eagle Ford Group - The Eagle Ford Group is a sedimentary rock formation deposited during the Upper Cretaceous Cenomanian and Turonian ages (90-95 MYA) that covers much central Texas. Eagle Ford Group contains the following fossil bearing units.

Arcadia Park Formation is a member of the Eagle Ford Group in Central Texas (Turonian age)
South Bosque Shale Formation is a member of the Eagle Ford Group in Central Texas (early Turonian)
Lake Waco Formation is a member of the Eagle Ford Group in Central Texas (Cenomanian)

Kamp Ranch Formation (member) is limestone which is part of the Arcadia Park Fm., Eagle Ford Group that dates to the Middle Turonian age (90 MYA) in Dallas County, Texas