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Atrypa reticularis brachiopod from the Onondoga formation
The gigantic brachiopod fossil shown below is an
that I found in the Edgecliff member of the Onondoga formation.The size is rather remarkable to me but seems to be a similar trend in other brachiopods that I found at the same site. I guess the environment was rich enough to support individuals for a long period of time and storm events or predators were few.
My initial ID was confirmed after reading
- STRATIGRAPHY OF THE ONONDAGA LIMESTONE (DEVONIAN) IN CENTRAL NEW YORK
By William A. Oliver, Jr (Bulletin of the Geological Society of America VOL. 66. PP. 621-662. JULY 1954).