Tethya
Tethya is a genus of sea sponges belonging to the family Tethyidae. Members of this genus all have a spherical body form and some are known to be able to move at speeds of between 1 and 4 mm per day.
Species
The following species are recognised in the genus Tethya:Tethya actinia de Laubenfels, 1950Tethya acuta Sarà & Sarà, 2004Tethya amplexa Bergquist & Kelly-Borges, 1991Tethya andamanensis Dendy & Burton, 1926Tethya asbestella Lamarck, 1815Tethya aurantium Tethya beatrizae Ribeiro & Muricy, 2011Tethya bergquistae Hooper, 1994Tethya bitylastra Mácola & Menegola, 2018Tethya boeroi Sarà, 1992Tethya brasiliana Ribeiro & Muricy, 2004Tethya bullae Bergquist & Kelly-Borges, 1991Tethya burtoni Sarà & Sarà, 2004Tethya californiana de Laubenfels, 1932Tethya citrina Sarà & Melone, 1965Tethya coccinea Bergquist & Kelly-Borges, 1991Tethya communis Bergquist & Kelly-Borges, 1991Tethya comorensis Sarà, Corriero & Bavestrello, 1993Tethya compacta Bergquist, 1961Tethya cyanae Ribeiro & Muricy, 2004Tethya deformis Thiele, 1898Tethya dendyi Sarà & Sarà, 2004Tethya densa Sarà, 1992Tethya diploderma Schmidt, 1870Tethya ensis Sarà, Gómez & Sarà, 2001Tethya expansa Sarà & Sarà, 2004Tethya fastigiata Bergquist & Kelly-Borges, 1991Tethya fissurata Lendenfeld, 1888Tethya flexuosa Sarà & Sarà, 2004Tethya gigantea Tethya globostellata Lendenfeld, 1897Tethya globum Duchassaing & Michelotti, 1864Tethya gracilis Sarà, Sarà, Nickel & Brümmer, 2001Tethya gunni Sarà & Sarà, 2004Tethya hibernica Heim, Nickel, Picton & Brümmer, 2007Tethya hooperi Sarà & Sarà, 2004Tethya ignis Ribeiro & Muricy, 2004Tethya ingalli Bowerbank, 1858Tethya irisae Sorokin, Ekins, Yang & Cárdenas, 2019Tethya irregularis Sarà & Bavestrello, 1998Tethya japonica Sollas, 1888Tethya laevis Tethya levii Sarà, 1988Tethya leysae Heim & Nickel, 2010- †Tethya logani Dawson, 1857Tethya magna Kirkpatrick, 1903Tethya maza Selenka, 1879
- Tethya melinka Hajdu, Desqueyroux-Faúndez, Carvalho, Lôbo-Hajdu & Willenz, 2013
- Tethya meloni Corriero, Gadaleta & Bavestrello, 2015Tethya mexicana Sarà, Gómez & Sarà, 2001Tethya microstella Sarà, 1990Tethya minuta Sarà, Sarà, Nickel & Brümmer, 2001Tethya monstrosa Tethya mortoni Bergquist & Kelly-Borges, 1991Tethya multifida Tethya multistella Lendenfeld, 1888Tethya nicolae Ribeiro & Muricy, 2011Tethya norvegica Bowerbank, 1872Tethya novaecaledoniae Sarà, 1988Tethya nux Tethya omanensis Sarà & Bavestrello, 1995Tethya ornata Sarà, Bavestrello & Calcinai, 2000Tethya orphei Sarà, 1990Tethya ovum Sarà, Gómez & Sarà, 2001Tethya papillosa Tethya paroxeata Sarà, Gómez & Sarà, 2001Tethya parvistella Tethya parvula Ribeiro & Muricy, 2011Tethya pellis Bergquist & Kelly-Borges, 1991Tethya peracuata Tethya popae Bergquist & Kelly-Borges, 1991Tethya pulchra Sarà, 1992Tethya pulitzeri Sarà & Sarà, 2004Tethya robusta Tethya rubra Samaai & Gibbons, 2005Tethya samaaii Ribeiro & Muricy, 2011Tethya sarai Desqueyroux-Faúndez & van Soest, 1997Tethya seychellensis Tethya simi Sarà, Bavestrello & Calcinai, 2000Tethya socius Sarà, Gómez & Sarà, 2001Tethya solangeae Ribeiro & Muricy, 2011Tethya sollasi Bergquist & Kelly-Borges, 1991Tethya songakensis Kim & Sim, 2005Tethya stellagrandis Tethya stellodermis Sarà & Sarà, 2004Tethya stolonifera Bergquist & Kelly-Borges, 1991Tethya strongylata Sarà, Bavestrello & Calcinai, 2000Tethya taboga Tethya tasmaniae Sarà & Sarà, 2004Tethya tenuisclera Sarà & Corriero, 1994Tethya topsenti Sarà, Bavestrello & Calcinai, 2000Tethya uljinensis Shim & Sim, 2008Tethya vacua Austin, Ott, Reiswig, Romagosa & McDaniel, 2014Tethya varians Sarà & Bavestrello, 1998Tethya viridis Tethya wilhelma Sarà, Sarà, Nickel & Brümmer, 2001