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Specimen/Evidence:
Shell
Common Name:
Tree oyster
Scientific Name:
Hippochaeta soldanii
Time Period:
33.9-23.0 mya
Age range:
Oligocene to Miocene
Key Localities:
Germany, Maryland, Virginia
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| Shell
of an extinct relative of the living tree oyster
that lives attached to mangrove roots. Note the
straight hinge line with prominent grooves. Photo
by Jonathan Wingerath, NMNH.
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