title: Tethya
text: Tethya is een geslacht van sponzen uit de klasse van de gewone sponzen (Demospongiae).
  
  Soorten 
   Tethya actinia de Laubenfels, 1950
   Tethya acuta Sarà & Sarà, 2004
   Tethya amplexa Bergquist & Kelly-Borges, 1991
   Tethya andamanensis Dendy & Burton, 1926
   Tethya asbestella Lamarck, 1815
   Tethya aurantium (Pallas, 1766)
   Tethya bergquistae Hooper & Wiedenmayer, 1994
   Tethya boeroi Sarà, 1992
   Tethya brasiliana Ribeiro & Muricy, 2004
   Tethya bullae Bergquist & Kelly-Borges, 1991
   Tethya burtoni Sarà & Sarà, 2004
   Tethya californiana de Laubenfels, 1932
   Tethya citrina Sarà & Melone, 1965
   Tethya coccinea Bergquist & Kelly-Borges, 1991
   Tethya communis Bergquist & Kelly-Borges, 1991
   Tethya comorensis Sarà, Corriero & Bavestrello, 1993
   Tethya compacta Bergquist, 1961
   Tethya cyanae Ribeiro & Muricy, 2004
   Tethya deformis Thiele, 1898
   Tethya dendyi Sarà & Sarà, 2004
   Tethya densa Sarà, 1992
   Tethya diploderma Schmidt, 1870
   Tethya ensis Sarà, Gómez & Sarà, 2001
   Tethya expansa Sarà & Sarà, 2004
   Tethya fastigiata Bergquist & Kelly-Borges, 1991
   Tethya fissurata Lendenfeld, 1888
   Tethya flexuosa Sarà & Sarà, 2004
   Tethya gigantea (Lendenfeld, 1888)
   Tethya globostellata Lendenfeld, 1897
   Tethya globum Duchassaing & Michelotti, 1864
   Tethya gracilis Sarà, Sarà, Nickel & Brümmer, 2001
   Tethya gunni Sarà & Sarà, 2004
   Tethya hibernica Heim, Nickel, Picton & Brümmer, 2007
   Tethya hooperi Sarà & Sarà, 2004
   Tethya ignis Ribeiro & Muricy, 2004
   Tethya ingalli Bowerbank, 1858
   Tethya irregularis Sarà & Bavestrello, 1998
   Tethya japonica Sollas, 1888
   Tethya levii Sarà, 1988
   Tethya leysae Heim & Nickel, 2010
   Tethya magna Kirkpatrick, 1903
   Tethya maza Selenka, 1879
   Tethya mexicana Sarà, Gómez & Sarà, 2001
   Tethya microstella Sarà, 1990
   Tethya minuta Sarà, Sarà, Nickel & Brümmer, 2001
   Tethya monstrosa (Burton, 1924)
   Tethya mortoni Bergquist & Kelly-Borges, 1991
   Tethya multifida (Carter, 1882)
   Tethya multistella Lendenfeld, 1888
   Tethya norvegica Bowerbank, 1872
   Tethya novaecaledoniae Sarà, 1988
   Tethya nux (Selenka, 1867)
   Tethya omanensis Sarà & Bavestrello, 1995
   Tethya ornata Sarà, Bavestrello & Calcinai, 2000
   Tethya orphei Sarà, 1990
   Tethya ovum Sarà, Gómez & Sarà, 2001
   Tethya papillosa (Thiele, 1905)
   Tethya paroxeata Sarà, Gómez & Sarà, 2001
   Tethya parvistella (Baer, 1906)
   Tethya pellis Bergquist & Kelly-Borges, 1991
   Tethya peracuata (Topsent, 1918)
   Tethya popae Bergquist & Kelly-Borges, 1991
   Tethya pulchra Sarà, 1992
   Tethya pulitzeri Sarà & Sarà, 2004
   Tethya robusta (Bowerbank, 1873)
   Tethya rubra Samaai & Gibbons, 2005
   Tethya rubra Ribeiro & Muricy, 2004
   Tethya sarai Desqueyroux-Faúndez & van Soest, 1997
   Tethya seychellensis (Wright, 1881)
   Tethya simi Sarà, Bavestrello & Calcinai, 2000
   Tethya socius Sarà, Gómez & Sarà, 2001
   Tethya sollasi Bergquist & Kelly-Borges, 1991
   Tethya songakensis Kim & Sim, 2005
   Tethya stellagrandis (Dendy, 1916)
   Tethya stellodermis Sarà & Sarà, 2004
   Tethya stolonifera Bergquist & Kelly-Borges, 1991
   Tethya strongylata Sarà, Bavestrello & Calcinai, 2000
   Tethya taboga (de Laubenfels, 1936)
   Tethya tasmaniae Sarà & Sarà, 2004
   Tethya tenuisclera Sarà & Corriero, 1994
   Tethya topsenti Sarà, Bavestrello & Calcinai, 2000
   Tethya uljinensis Shim & Sim, 2008
   Tethya varians Sarà & Bavestrello, 1998
   Tethya viridis (Baer, 1906)
   Tethya wilhelma Sarà, Sarà, Nickel & Brümmer, 2001