Keywords: OrdCrinoidHoldfasts.jpg en Crinoid holdfasts and bryozoans on an Upper Ordovician cobble from northern Kentucky own Wilson44691 2008-09-12 Photograph taken by Mark A Wilson Department of Geology The College of Wooster http //www3 wooster edu/geology/MWilson html Unidentified Crinoidea Unidentified Crinoidea fossils Bryozoa fossils Cincinnatian |