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Brachiopod Fossils



One rock, three fossils. All three are mold fossils of brachiopods. The rock measures ~32 mm ( 1.2 in) long, ~2 mm (.8 in) wide and ~14 mm (.55 in) thick. Fossil #1 measures ~15 mm (.6 in) wide and ~10 mm (.4 in) high. Fossil #2 measures ~15 mm (.6 in) wide and ~10 mm (.4 in) high also. Fossil #3 measures ~7 mm (.27 in) wide and the same in height.These fossils date to the Devonian Period (416-359.2 million years ago). The rock is sandstone.


Rocky shore of man-made lake. Pymatuning Lake. Andover, Ohio, USA


The close up photos were taken with a Digital Blue QX5 USB Microscope at 10x power.

No species ID suggestions


Phil_S 6 years ago

Added measurements to the description.

Phil_S 6 years ago

Thanks, Argy Bee!

Mark Ridgway
Mark Ridgway 6 years ago

Great stuff Phil. We've got some living ones around here but damned scallop fishers are wiping them out fast.

Ohio, USA

Lat: 41.59, Long: -80.53

Spotted on Jul 2, 2012
Submitted on Sep 24, 2012

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