. . . . . . . . . . . . "Ostracoda of the upper Clays Ferry, Kope and lower Fairview Formations (Middle and Upper Ordovician) at Moffett Road, northern Kentucky"@en . . . . . . . . . "Ostracoda of the upper Clays Ferry, Kope, and lower Fairview Formations (Middle and Upper Ordovician) at Moffett Road, northern Kentucky"@en . "From 425 to 500 million years ago" . .