Ordovician Colonial Coral in Two Views

Here is a colonial coral from the Ordovician period. It was found in eastern Jefferson County, Kentucky.

Inside of Devonian Coral

Here is some sort of Devonian (?) coral that been cut longitudinal with its bubble like chambers.

Favosites Emmonsia eximia

Here is another view of a Devonian coral called Favosites (Emmonsia) eximia found in Louisville, Kentucky.