Keywords: FMIB 38578 Periwinkles clustering upon a rock at Annisquam, Mass.jpeg check categories 15 September 2015 4 Periwinkles clustering upon a rock at Annisquam Mass Subject Littorina Catharanthus Tag Mollusks 1905 Cite book Sea-Shore Life the Invertebrates of the New York Coast and the Adjacent Coast Region Mayer Alfred Goldsborough New York City NY A S Barnes Company 1906 Fig 107 Creator Alfred Goldsborough Mayer PD-UWASH-FMIB Institution University of Washington FMIB-source accession number 38578 Images from the Freshwater and Marine Image Bank to check Alfred G Mayer Littorina Catharanthus Mollusca |