Keywords: StrophomenidCornulitidOrdovician.jpg en Strophomenid brachiopod with encrusting cornulitid worm tube Upper Ordovician SE Indiana own Wilson44691 2010-06-30 Photograph taken by Mark A Wilson Department of Geology The College of Wooster http //www3 wooster edu/geology/MWilson html Strophomenata Tentaculitida |