Miscellaneous Fossils: Stromatolites, Graptolites and Nummulites
Interesting facts about Stromatolites, Graptolites and Nummulites
* Stromatolites are the oldest known fossils. Their waste product – oxygen – made way for the first oxygen-breathing organisms on Earth.
* The name “nummulite” was derived from the Latin word “nummulus” meaning “little coin,” a reference to their lenticular shape.
* Graptolites are an extinct group of marine animals that lived in the seas from the Cambrian period to the Carboniferous period. Some were attached to the sea floor by roots, while others floated freely, or attached themselves to seaweed.
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* Stromatolites are the oldest known fossils. Their waste product – oxygen – made way for the first oxygen-breathing organisms on Earth.
* The name “nummulite” was derived from the Latin word “nummulus” meaning “little coin,” a reference to their lenticular shape.
* Graptolites are an extinct group of marine animals that lived in the seas from the Cambrian period to the Carboniferous period. Some were attached to the sea floor by roots, while others floated freely, or attached themselves to seaweed.
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QUALITY RATINGS: (6 = Outstanding) * (5 = Excellent) * (4 = Very Good) * (3 = Good) * (2 = Fair) * (1 = Field Quality)
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