May 15, 2011November 3, 2012Growth line patterns in whelk shells Continue reading "Growth line patterns in whelk shells"
May 14, 2011November 23, 2012Parts of the shell – Common Whelk Continue reading "Parts of the shell – Common Whelk"
November 20, 2009November 25, 2012Flat Oyster shells: right & left, inside & out Continue reading "Flat Oyster shells: right & left, inside & out"
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