The Metaniidae are family of freshwater sponges, with five genera and 25 species:
Acalle Gray, 1867
Acalle recurvata (Bowerbank, 1863)
Corvomeyenia Weltner, 1913
Corvomeyenia carolinensis Harrison, 1971
Corvomeyenia epilithosa Volkmer-Ribeiro, Rosa-Barbosa & Machado, 2005
Corvomeyenia everetti (Mills, 1884)
Corvomeyenia thumi (Traxler, 1895)
Drulia Gray, 1867
Drulia batesii (Bowerbank, 1863)
Drulia brownii (Bowerbank, 1863)
Drulia conifera Bonetto & Ezcurra de Drago, 1973
Drulia cristata (Weltner, 1895)
Drulia ctenosclera Volkmer & Mothes, 1981
Drulia geayi (Gravier, 1899)
Drulia uruguayensis Bonetto & Ezcurra de Drago, 1969
Houssayella Bonetto & Ezcurra de Drago, 1966
Houssayella iguazuensis Bonetto & Ezcurra de Drago, 1966
Metania Gray, 1867
Metania fittkaui Volkmer-Ribeiro, 1979
Metania godeauxi (Brien, 1968)
Metania kiliani Volkmer-Ribeiro & Costa, 1992
Metania melloleitaoi Machado, 1948
Metania ovogemata Stanisic, 1979
Metania pottsi (Weltner, 1895)
Metania reticulata (Bowerbank, 1863)
Metania rhodesiana Burton, 1938
Metania spinata (Carter, 1881)
Metania subtilis Volkmer, 1979
Metania vesparia (Martens, 1868)
Metania vesparioides (Annandale, 1908)
