Ohio

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 * The ohio state fossil is the //Isotelus maximus//
 * description- semi-circular head and tail plates and segmented thorax
 * [[image:http://dinodaytona.tripod.com/SmithsonianDinos/Isotelus3247.jpg width="350" height="260"]]
 * it lived in the Ordovician Period about 440 million years ago.
 * they lived on the floor of aquatic environments and burrowed in sediment
 * //Isotelus maximus// usaly are fossilized through Permineralization.
 * Tom Johnson discuvered the Isotelus maximus. the reason it is the state fossil is because there have been sevral large findings of trilobites in ohio.
 * sources-
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