Classification of Anderson 1928
G. Surcula Adams and Adams 1853
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G. Crassinella Guppy 1874
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G. Venericardia Lamarck 1801
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†Venericardia alticostata Conrad 1833
†Venericardia planicosta Lamarck 1801
Subg. Athleta (Volutospina) Newton 1906
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†Athleta (Volutospina) caracoli Anderson 1928