Phylum Porifera Grant, 1836 - sponges
   Class Demospongea Sollas, 1875 see Class Demospongiae Sollas, 1885
     Subclass Tetractinomorpha Lévi, 1953 see Class Demospongiae Sollas, 1885
       Order †Streptosclerophorida Dendy, 1924 [monotypic]
         Suborder †Eutaxicladina Rauff, 1894 [monotypic]
           Family †Hindiidae Rauff, 1893
             01 Genus †Arborohindia Rigby & Webby, 1988
             02 Genus †Belubulaspongia Rigby & Webby, 1988
             03 Genus †Cotylahindia Rigby & Bayer, 1971
             04 Genus †Fenestrospongia Rigby & Webby, 1988
             05 Genus †Mamelohindia Rigby & Webby, 1988
             06 ?Genus †Microspongia Miller & Dyer, 1878
             07 Genus †Palmatohindia Rigby & Webby, 1988
             08 Genus †Hindia Duncan, 1879
             09 Genus †Sphaerolites Hinde, 1875
             10 Genus †Sadleria Rigby, 1986
             11 Genus †Scheielloides Rigby, 1986
             12 Genus †Scheiia Tschernychev & Stepanov
             13 Genus †Scheiella Finks, 1971