| Geukensia demissa (Dillwyn, 1817) Ribbed-mussel |
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| In muddy sand near oysters, Ft. George River at the Kingsley Plantation, Ft. George Island, Jacksonville, Duval Co., Florida 1/22/2013 |
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| Geukensia demissa (Dillwyn, 1817) Ribbed-mussel |
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| In muddy sand near oysters, Ft. George River at the Kingsley Plantation, Ft. George Island, Jacksonville, Duval Co., Florida 1/22/2013 |
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