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Eucalyptocrinites crassus Bob Campbell Geology Museum Formation: Waldron Shale.
Stromatolite, layers of cyanobacteria Bob Campbell Geology Museum 420 million years old; Donated: Vern Freeman.
Nautiloidea sp., fragmacone cast Bob Campbell Geology Museum 430 million years old; Formation: Jeffersonville Limestone.
Sea scorpion (Eurypterus remipes) Bob Campbell Geology Museum 420 million years old; Formation: Fiddlers Green Formation; Phelps member.
Leperditia scalaris, limestone frag. leach with single ostrecode, valve exposed Bob Campbell Geology Museum Formation: Akron Dolostone Formation.