Bivalve Fossil (F. Gryphaeidae)
(no DSM#) This common name for this type of oyster is called the Foam Oyster, or Honeycomb Oyster. Their temporal range extends all they way to the early Pleistocene, which means they survived the K-Pg extinction.
66 million years
Prairie Bluff Fm. (Chalk)
Creative Commons Attribution Non-Commercial No Derivatives license
“Pycnodonte convexa (Say 1820) Articulated right/left valve,” Mississippi State University Libraries, accessed October 7, 2022, https://msstate-exhibits.libraryhost.com/items/show/1503.
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