Dodatak:Popis spužvi, Ce
Cel uredi
Celtodoryx Perez et al., 2006 uredi
- Celtodoryx ciocalyptoides (Burton, 1935)
Porifera → Demospongiae → Heteroscleromorpha → Poecilosclerida → Coelosphaeridae
Cer uredi
Ceratoporella Hickson, 1912 uredi
- Ceratoporella nicholsoni (Hickson, 1911)
Porifera → Demospongiae → Heteroscleromorpha → Agelasida → Astroscleridae
Ceratopsion Strand, 1928 uredi
- Ceratopsion aurantiacum (Lendenfeld, 1888)
- Ceratopsion axiferum (Hentschel, 1912)
- Ceratopsion clavatum (Thiele, 1898)
- Ceratopsion cuneiforme Bergquist, 1970
- Ceratopsion dichotoma (Whitelegge, 1907)
- Ceratopsion erectum (Thiele, 1898)
- Ceratopsion expansum (Thiele, 1898)
- Ceratopsion incrustans (Burton, 1932)
- Ceratopsion microxephora (Kirkpatrick, 1903)
- Ceratopsion minor Pulitzer-Finali, 1983
- Ceratopsion montebelloensis Hooper, 1991
- Ceratopsion palmatum Hooper, 1991
- Ceratopsion ramosum (Thiele, 1898)
- Ceratopsion rugosum (Schmidt, 1870)
Porifera → Demospongiae → Heteroscleromorpha → Axinellida → Raspailiidae → Thrinacophorinae
Cerbaris Topsent, 1898 uredi
- Cerbaris alborani (Boury-Esnault, Pansini & Uriz, 1994)
- Cerbaris curvisclera (Lévi & Vacelet, 1958)
- Cerbaris curvispiculifer (Carter, 1880)
- Cerbaris topsenti (Hentschel, 1912)
- Cerbaris torquatus Topsent, 1898
Porifera → Demospongiae → Heteroscleromorpha → Bubarida → Bubaridae
Cercicladia Rios, Kelly & Vacelet, 2011 uredi
- Cercicladia australis Rios, Kelly & Vacelet, 2011
Porifera → Demospongiae → Heteroscleromorpha → Poecilosclerida → Cladorhizidae
Cervicornia Rützler & Hooper, 2000 uredi
- Cervicornia cuspidifera (Lamarck, 1815)
Porifera → Demospongiae → Heteroscleromorpha → Clionaida → Clionaidae