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Meristella atoka Brachiopod
Bois d'Arc Formation (overlays the Haragan) of Oklahoma
TIME PERIOD: Lower Devonian (359-383 Million Years Ago)
Meristella is an extinct genus of brachiopods found from the Late Silurian to the Late Devonian They are characterized by a smooth oval shell and a prominent incurved beak on the pedicle valve. Meristella is placed in the family Meristellidae of the articulate brachiopod order Athyridida.
Kingdom: Animalia
Phylum: Brachiopoda
Class: Rhynchonellata
Order: †Athyridida
Family: †Meristellidae
Genus: †Meristella
Species: †atoka

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Photo Information

  • Taken with Canon Canon PowerShot SX120 IS
  • Focal Length 10.3 mm
  • Exposure Time 1/60
  • f Aperture f/3.5
  • ISO Speed 80

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