Ircinia Nardo, 1833

Ircinia akaroa Cook & Bergquist, 1999

Ircinia anomala (Dendy, 1905)

Ircinia arbuscula (Hyatt, 1877)

Ircinia aruensis (Hentschel, 1912)

Ircinia arundinacea (Carter, 1880)

Ircinia atrovirens (Keller, 1889)

Ircinia aucklandensis Cook & Bergquist, 1999

Ircinia cactiformis (Rao, 1941)

Ircinia cactus (Lendenfeld, 1889)

Ircinia caliculata (Lendenfeld, 1888)

Ircinia campana (Lamarck, 1814)

Ircinia chevreuxi (Topsent, 1894)

Ircinia clavata (Thiele, 1905)

Ircinia collectrix (Polejaeff, 1884)

Ircinia condensa (Topsent, 1894)

Ircinia conulosa (Ridley, 1884)

Ircinia cuspidata (Wilson, 1902)

Ircinia cylindracea Vacelet, Vasseur & Lévi, 1976

Ircinia dendroides (Schmidt, 1862)

Ircinia dickinsoni (de Laubenfels, 1936)

Ircinia digitata (Topsent, 1894)

Ircinia echinata (Keller, 1889)

Ircinia ectofibrosa (George & Wilson, 1919)

Ircinia favosa (Lieberkühn, 1859)

Ircinia felix (Duchassaing & Michelotti, 1864)

Ircinia filamentosa (Lamarck, 1814)

Ircinia fistulosa Cook & Bergquist, 1999

Ircinia flagelliformis (Carter, 1886)

Ircinia friabilis (Polejaeff, 1884)

Ircinia fusca (Carter, 1880)

Ircinia hummelincki van Soest, 1978

Ircinia intertexta (Hyatt, 1877)

Ircinia irregularis (Polejaeff, 1884)

Ircinia lendenfeldi de Laubenfels, 1948

Ircinia marginalis (Duchassaing & Michelotti, 1864)

Ircinia microconulosa Pulitzer-Finali, 1982

Ircinia mutans (Wilson, 1925)

Ircinia novaezealandiae Bergquist, 1961

Ircinia oligoceras (Polejaeff, 1884)

Ircinia oros (Schmidt, 1864)

Ircinia pauciarenaria Boury-Esnault, 1973

Ircinia paucifilamentosa Vacelet, 1961

Ircinia paupera (Thiele, 1905)

Ircinia pellita (Rao, 1941)

Ircinia pilosa Pulitzer-Finali, 1982

Ircinia pinna (Hentschel, 1912)

Ircinia procumbens (Polejaeff, 1884)

Ircinia ramodigitata (Burton, 1934)

Ircinia ramosa (Keller, 1889)

Ircinia rectilinea (Hyatt, 1877)

Ircinia reteplana (Topsent, 1923)

Ircinia retidermata Pulitzer-Finali & Pronzato, 1981

Ircinia rubra (Lendenfeld, 1889)

Ircinia schulzei (Dendy, 1905)

Ircinia selaginea (Lamarck, 1814)

Ircinia solida (Carter, 1885)

Ircinia spiculosa (Hentschel, 1912)

Ircinia spinulosa Schmidt

Ircinia stipitata (Topsent, 1894)

Ircinia strobilina (Lamarck, 1816)

Ircinia subaspera Cook & Bergquist, 1999

Ircinia tintinnabula (Duchassaing & Michelotti, 1864)

Ircinia tristis (Duchassaing & Michelotti, 1864)

Ircinia truncata (Topsent, 1894)

Ircinia tuberosa (Dendy, 1905)

Ircinia turrita Cook & Bergquist, 1999

Ircinia undulans Cook & Bergquist, 1999

Ircinia vallata (Dendy, 1887)

Ircinia variabilis (Schmidt, 1862)

Ircinia verrucosa (Ferrer-Hernandez, 1914)

Ircinia vestibulata (Szymanski, 1904)