Keywords: FMIB 38501 Purple Sea Urchin Cold Spring Harbor, Long Island Sound.jpeg Purple Sea Urchin Cold Spring Harbor Long Island Sound Subject Sea Urchins Tag Invertebrates 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 31 Creator Alfred Goldsborough Mayer PD-UWASH-FMIB Institution University of Washington FMIB-source accession number 38501 Images from the Freshwater and Marine Image Bank to check Alfred G Mayer Arbacia punctulata |