- †M. bidentata Mosher, 1968
- †M. matthewi Orchard, 1991
- †M. medionorica Kozur, 2003
- †M. multidentata? Mosher, 1970
- †M. serrulata Orchard, 1991
- †M. slovakensis Kozur, 1972
- †M. spiculata Orchard, 1991
- †M. spinosa? Orchard, 2018
- †M. tozeri Orchard, 1991
- †M. transitia? Orchard, 1991
- †M. vrielyncki? Kozur & Mock, 1972
- †M. zapfei? Kozur, 1973
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