Submitted by: Joseph Koniecki
Taxon: Platyceras carinatum, Petrocrania hamiltoniae
Submit date: 2012-01-11
Location (approximate): Sylvania, Lucas, OH
Stratigraphy: Silica Formation
Age: Erian (Middle Devonian)
Submitter notes: The picture is a view of both sides of the same specimen. There is an inarticulate brachiopod attached to the back side of the gastropod. The gastropod is 5 cm across.