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Pre-European Exploration, Prehistory through 1540 European Exploration and Settlement, 1541 through 1802 Louisiana Purchase through Early Statehood, 1803 through 1860 Civil War through Reconstruction, 1861 through 1874

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Freshwater Cnidarians

Freshwater cnidarians, Craspedacusta sowerbii, that occurs in Arkansas. A‒B) Polyp stage; C‒D) medusa stage.

Organisms under microscope with corresponding letters

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Organisms under microscope with corresponding letters

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Major support provided through a partnership with the Arkansas Department of Parks & Tourism.

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