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Valves of Cardium edule from the four upper terraces of Shumish Kul, a dry salt lake adjacent to the Aral Sea.
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Cardium edule L..
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Nervous system of Cardium edule L..
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Cardium edule, showing partly united siphons with papillaceous orifices.
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A.Common cockle (cardium edule L.). B. Adaena plicata Eichw., Caspian Sea; Didacna trigonoides Pall., Caspian Sea
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Cardium (Hemicardium) cardissa L., East Indies.
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Cardium shells covered with young oysters of life size.
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Shell of Cardium Covered with Young Oysters.
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