Phylum Mollusca Linnaeus, 1758 - molluscs
  
 Class Gastropoda Cuvier, 1795 - snails and slugs
    
 Subclass Heterobranchia Burmeister, 1837 [monotypic]
 see Superorder Heterobranchia Burmeister, 1837
      
 Order Heterostropha Fischer, 1885
        
 Superfamily Pyramidelloidea Gray, 1840
          
 Family Ebalidae Warén, 1995
 see Family Murchisonellidae Casey, 1904
            
 Genus Ebala Leach, 1847
              
 Subgenus Ebala Leach, 1847