Keywords: FMIB 49875 Diagrammatic longitudinal section through the body of Xylotrya (after Moll).jpeg check categories 17 September 2015 2 Diagrammatic longitudinal section through the body of Xylotrya after Moll Subject Xyloptrya Marine borers Tag Mollusks 1921 Cite book Report on the San Francisco Bay Marine Piling Survey San Francisco Bay Marine Piling Committee San Francisco CA San Francisco Bay Marine Piling Committee 1921 1st Page 27 San Francisco Bay Marine Piling Committee PD-UWASH-FMIB Institution University of Washington FMIB-source accession number 49875 Images from the Freshwater and Marine Image Bank to check San Francisco Bay Marine Piling Committee Mollusca |