Alaba polyaulax (Tomlin, 1923) (new combination reference)
Alaba semipellucida (Preston, 1905) (basis of record)
Assimineidae incertae sedis turrita (W. H. Turton, 1932) (status source)
Assimineidae incertae sedis turritella (W. H. Turton, 1932) (status source)
Barleeia imbricata R. B. Watson, 1886 accepted as Diala semistriata (R. A. Philippi, 1849) (source of synonymy)
Ceratia variegata Tapparone Canefri, 1877 accepted as Diala semistriata (R. A. Philippi, 1849) (source of synonymy)
Diala A. Adams, 1861 (basis of record)
Diala africana Bartsch, 1915 accepted as Hydrobiidae incertae sedis africana Bartsch, 1915 (taxonomy source)
Diala albugo (R. B. Watson, 1886) (basis of record)
Diala almo Bartsch, 1915 accepted as Hydrobiidae incertae sedis almo (Bartsch, 1915) (taxonomy source)
Diala angustifera Nomura, 1935 † (basis of record)
Diala cacumenata Laseron, 1956 accepted as Diala semistriata (R. A. Philippi, 1849) (source of synonymy)
Diala capensis Bartsch, 1915 accepted as Diala jordani Tomiln, 1939 accepted as Hydrobiidae incertae sedis jordani (Tomlin, 1939) (taxonomy source)
Diala conica W. H. Turton, 1932 accepted as Diala semistriata (R. A. Philippi, 1849) (source of synonymy)
Diala hardyi Melvill & Standen, 1895 accepted as Diala sulcifera sulcifera (A. Adams, 1862) (additional source)
Diala infrasulcata G. B. Sowerby III, 1892 accepted as Diala semistriata (R. A. Philippi, 1849) (source of synonymy)
Diala megapicalis Ponder & de Keyzer, 1992 (original description)
Diala planalba Laseron, 1956 accepted as Diala semistriata (R. A. Philippi, 1849) (source of synonymy)
Diala polita Preston, 1905 accepted as Diala semistriata (R. A. Philippi, 1849) (source of synonymy)
Diala stricta T. Habe, 1960 accepted as Diala semistriata (R. A. Philippi, 1849) (source of synonymy)
Diala sulcifera (A. Adams, 1862) (basis of record)
Diala sulcifera scobina (Laseron, 1950) (status source)
Diala trilirata Melvill, 1906 accepted as Diala semistriata (R. A. Philippi, 1849) (source of synonymy)
Diala varia A. Adams, 1861 accepted as Diala semistriata (R. A. Philippi, 1849) (source of synonymy)
Diala vestigia Laseron, 1956 accepted as Diala semistriata (R. A. Philippi, 1849) (source of synonymy)
Diala virgata Hedley, 1899 accepted as Diala albugo (R. B. Watson, 1886) (source of synonymy)
Diala watsoni Laseron, 1956 accepted as Diala semistriata (R. A. Philippi, 1849) (source of synonymy)
Dialopsis Cossmann, 1888 † (additional source)
Eatoniella cingulifera (W. H. Turton, 1932) (new combination reference)
Hydrobiidae incertae sedis africana Bartsch, 1915 (status source)
Hydrobiidae incertae sedis almo (Bartsch, 1915) (status source)
Hydrobiidae incertae sedis convexa (W. H. Turton, 1932) (status source)
Hydrobiidae incertae sedis dubia (G. B. Sowerby III, 1892) (status source)
Hydrobiidae incertae sedis elongata (W. H. Turton, 1932) (status source)
Hydrobiidae incertae sedis kraussi (W. H. Turton, 1932) (status source)
Hydrobiidae incertae sedis scitula (W. H. Turton, 1932) (status source)
Mellitestea Laseron, 1956 (basis of record)
Mellitestea actinium (Rehder, 1980) (basis of record)
Mellitestea conaminis (Hedley, 1909) (basis of record)
Mellitestea profunda (Hedley, 1899) (basis of record)
Mellitestea schoedei (Thiele, 1925) (basis of record)
Mellitestea scopulorum (R. B. Watson, 1886) (basis of record)
Mellitestea tumerosa (Laseron, 1956) (basis of record)
Mereldia Ludbrook, 1941 † (basis of record)
Paradiala sinuata (Angas, 1877) (basis of record)
Paradiala supraflecta Laseron, 1956 accepted as Paradiala sinuata (Angas, 1877) (source of synonymy)
Pisinna lara (W. H. Turton, 1932) (new combination reference)
Styliferina michaelseni (Thiele, 1930) (basis of record)
Styliferina pusilla (Thiele, 1930) (basis of record)
Styliferina tenuis (E. A. Smith, 1875) (source of synonymy)
Styliferina tomlini (Viader, 1938) (new combination reference)

New South Wales for Laevitesta scobina Laseron, 1950 

 Taxonomic remark

 for Diala africana Bartsch, 1915

Ponder & Keyzer (1992) referred this species to the Hydrobiidae [details]

 Taxonomic remark

 for Diala almo Bartsch, 1915

Ponder & Keyzer (1992) referred this species to the Hydrobiidae [details]

 Taxonomic remark

 for Diala capensis Bartsch, 1915

Ponder & Keyzer (1992) referred this species to the Hydrobiidae [details]

 Taxonomy

 for Diala jordani Tomiln, 1939

Ponder & Keyzer (1992) referred Diala capensis Bartsch, 1915 to the Hydrobiidae [details]