Classification of the genus Megalomphala
G. †Megalomphala Ulrich and Scofield 1897
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†Megalomphala carinata Ebbestad 1999
†Megalomphala contorta d'Eichwald 1856
†Megalomphala crassa Koken 1896
†Megalomphala crassiuscula Koken 1897
†Megalomphala cycloides Koken 1896
†Megalomphala dawesi Peel 1991
†Megalomphala gotlandica Peel 1991
†Megalomphala latissima Koken 1897
†Megalomphala marjorae Peel 1991
†Megalomphala pinguis Koken and Perner 1925
†Megalomphala planorbiformis Koken 1897
†Megalomphala salpinx Koken 1897
†Megalomphala septentrionale Poulsen 1974
†Megalomphala taenia Lindström 1884
†Megalomphala wilfredi Peel 1991