Keywords: Palaeophycus01.JPG Palaeophycus ichnospecies; a trace fossil from the Logan Formation Lower Carboniferous of Wooster Ohio Photograph taken by Mark A Wilson Department of Geology The College of Wooster http //www wooster edu/geology/MWilson html en wikipedia 2007-10-21 Wilson44691 wikipedia en Wilson44691 Original upload log en wikipedia Palaeophycus01 JPG wikitable - 2007-10-21 18 18 2165×1410× 505324 bytes Wilson44691 <nowiki>Photograph taken by Mark A Wilson Department of Geology The College of Wooster http //www wooster edu/geology/MWilson html</nowiki> Trace fossils |