Contents Outline Classification Synopsis Check List Synonym Key Main Page

Classes and Subclasses

Calcarea Bowerbank, 1864

Calcaronea Bidder, 1898

Calcinea Bidder, 1898

Demospongiae  Sollas, 1885

Ceractinomorpha Lévi, 1953 unaccepted (paraphyletic)

Homoscleromorpha Lévi, 1973

Sclerospongiae unaccepted (polyphyletic)

Tetractinomorpha  Lévi, 1953 unaccepted (paraphyletic)

Hexactinellida Schmidt, 1870

Amphidiscophora Schulze, 1886

Hexasterophora Schulze, 1886

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