Phylum Mollusca Linnaeus, 1758 - molluscs
Class Gastropoda Cuvier, 1795 - snails and slugs
Subclass Prosobranchia Milne-Edwards, 1848 - prosobranchs
see Class Gastropoda Cuvier, 1795
Order Caenogastropoda Cox, 1960
see Superorder Caenogastropoda Cox, 1960
Superfamily Rissooidea Gray, 1847
Family Iravadiidae Thiele, 1928
01 Genus Iravadia Blanford, 1867
02 Genus Acliceratia Ponder, 1984
03 Genus Cavilabium Cossmann, 1888
04 Genus Ceratia Adams & Adams, 1852
05 Genus Chevallieria Cossmann, 1888
06 Genus †Cossmannia Newton, 1891
07 Genus Fairbankia Blanford, 1868
08 Genus Hyala Adams & Adams, 1852
09 Genus Liroceratia Ponder, 1984
10 Genus Nozeba Iredale, 1915
11 Genus Rhombostoma Seguenza, 1876
12 Genus Rissopsis Garrett, 1873