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Brachiopoda
Partial mold fossils of brachiopods. There was also a crinoid fossil example on this rock (see spotting http://www.projectnoah.org/spottings/170...). The rock measures 45.08 mm (1.77 in) long and 35.61 mm (1.40 in) wide. The top fossil in the photo measures 6.22 mm (.24 in) long and 4.31 mm (.17 in) wide. The bottom fossil in the photo measures 5.32 mm (.20 in) long and 2.75 mm (.10 in) wide. These fossils date to the Devonian Period (416-359.2 million years ago).
Rocky brook (stream) bed. Gully Brook, Willoughby, Ohio, USA.
The close up pictures were taken with a Digital Blue QX5 USB Microscope at 10x power
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Added measurements to the description.