Trace fossils reveal clues to evolution of tiny organisms in deep marine ecosystems
Dr. Luis Buatois (Ph.D.) traces a series of hexagons with his finger, following the path carved by tiny organisms millions of ...
Sacramento State University10y
Lab #2: Sponges and Corals
Identify a fossil as a sponge, archeocyathid, rugose, tabulate or scleractinian coral. 2. Know the skeletal structure and ... These specimens show the structure of a tabulate colony. Notice the ...
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It's National Fossil Day. Here are the Michigan fossils you can celebrate with the National Park Service
Most of the common fossils Michiganders find are Petoskey stones, the state stone, which can be identified by its trademark hexagonal pattern. Petoskey stone corals existed about 390 million years ...