I thought this 6" split was an interesting conglomerate of various barchipods and others impressions from a drift pile near Newberry, MI. About the only impressions it lacks are a good trilobite impression, (though there is a softly pressed one on the other side) and graptolites. I don't know what any of these are, but they are pretty common in my splits... the little #3 image has brothers in almost every split ranging from 1/2 Inch long to 8 inches long ( longest one I have found there. ) such a cool degrading hill. Everyyear I go, more rocks have tumbled out of the hillside , waiting to be