Keywords: FMIB 38589 Periwinkle (Right); Seaweed Snail (Left).jpeg check categories 15 September 2015 4 Periwinkle Right ; Seaweed Snail Left 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 109 Creator Alfred Goldsborough Mayer PD-UWASH-FMIB Institution University of Washington FMIB-source accession number 38589 Images from the Freshwater and Marine Image Bank to check Alfred G Mayer Littorina Catharanthus Mollusca |