| Scapharca brasiliana (Lamarck, 1819) Incongruous Ark |
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| Little Talbot Island, Duval Co., Florida 5/26/2005 (42 mm.) |
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Little Talbot Island, Duval Co., Florida 3/6/2004 (about 45 mm.). The red pigmentation is due to the presence of hemoglobin. |
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