page_title: Crystal River Limestone
hierarchical_section_title: Crystal River Limestone
caption_attribution_description: Phyllacanthus mortoni fossil sea urchin (Crystal River Formation, Eocene; northern Florida, USA) 1
context_page_description: The Crystal River Limestone is a geologic formation in Florida. It preserves fossils dating back to the Paleogene period.
context_section_description: The Crystal River Limestone is a geologic formation in Florida. It preserves fossils dating back to the Paleogene period.
caption: Fossil sea urchin from the Crystal River Formation (northern Florida)
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