From the album: Calvert Cliffs
Mussel Shells, Perna condensa
Middle Miocene
Choptank Formation
Excavated from matrix submerged in the Chesapeake Bay, about 10 feet off of the beach at St. Leonard, MD, at low tide.
Internal molds from a Miocene mussel bed, left in fine clay and stabilized with Paleobond to prevent disintegration
© Heather JM Siple 2018