RAMS Taxon list
Aaptos Gray, 1867
Aaptos robustus Plotkin & Janussen, 2008
Abyssocladia Lévi, 1964
Abyssocladia antarctica Buskowiak & Janussen, 2021
Abyssocladia leverhulmei Goodwin, Berman, Downey & Hendry, 2017
Abyssocladia symmetrica (Ridley & Dendy, 1886)
Acanthascinae Schulze, 1897 accepted as Rossellidae Schulze, 1885
Acanthascus Schulze, 1886
Acanthascus (Rhabdocalyptus) Schulze, 1886
Acanthascus (Rhabdocalyptus) australis (Topsent, 1901)
Acanthopolymastia Kelly-Borges & Bergquist, 1997
Acanthopolymastia acanthoxa (Koltun, 1964)
Acanthorhabdus Burton, 1929
Acanthorhabdus fragilis Burton, 1929
Acarnidae Dendy, 1922
Acheliderma Topsent, 1892
Acheliderma topsenti Burton, 1932 accepted as Megaciella topsenti (Burton, 1932)
Achramorpha Jenkin, 1908
Achramorpha antarctica Alvizu, Xavier & Rapp, 2019
Achramorpha glacialis Jenkin, 1908
Achramorpha grandinis Jenkin, 1908
Achramorpha nivalis Jenkin, 1908
Achramorpha truncata (Topsent, 1907)
Achramorphidae Borojevic, Boury-Esnault, Manuel & Vacelet, 2002
Acoelocalyx Topsent, 1910
Acoelocalyx brucei Topsent, 1910
Adocia Gray, 1867 accepted as Haliclona (Haliclona) Grant, 1836
Adocia carduus (Ridley & Dendy, 1886) accepted as Haliclona (Gellius) carduus (Ridley & Dendy, 1886)
Adocia glacialis (Ridley & Dendy, 1886) accepted as Haliclona (Gellius) glacialis (Ridley & Dendy, 1886)
Adocia tenellus (Topsent, 1916) accepted as Haliclona (Gellius) jeancharcoti Van Soest & Hooper, 2020
Amphidiscophora
Amphidiscosida
Amphilectus Vosmaer, 1880
Amphilectus fucorum (Esper, 1794)
Amphilectus informis (Stephens, 1915)
Amphilectus rugosus (Thiele, 1905)
Amphimedon Duchassaing & Michelotti, 1864
Amphimedon paradisus Desqueyroux-Faúndez, 1989
Amphimedon validissima (Thiele, 1905) accepted as Dasychalina validissima (Thiele, 1905)
Amphoriscidae Dendy, 1893
Amphoriscus Haeckel, 1870
Amphoriscus elongatus Poléjaeff, 1883
Anchinoe Gray, 1867 accepted as Phorbas Duchassaing & Michelotti, 1864
Anchinoe acanthochela Koltun, 1964 accepted as Phorbas acanthochela (Koltun, 1964)
Ancorinidae Schmidt, 1870
Anomomycale Topsent, 1924 accepted as Mycale (Anomomycale) Topsent, 1924
Anoxycalyx Kirkpatrick, 1907
Anoxycalyx (Anoxycalyx) Kirkpatrick, 1907
Anoxycalyx (Anoxycalyx) ijimai Kirkpatrick, 1907
Anoxycalyx (Scolymastra) Topsent, 1916
Anoxycalyx (Scolymastra) joubini (Topsent, 1916)
Anoxycalyx ijimai Kirkpatrick, 1907 represented as Anoxycalyx (Anoxycalyx) ijimai Kirkpatrick, 1907
Antarctotetilla Carella, Agell, Cárdenas & Uriz, 2016
Antarctotetilla coactifera (Lendenfeld, 1907)
Antarctotetilla grandis (Sollas, 1886)
Antarctotetilla leptoderma (Sollas, 1886)
Antarctotetilla pilosa Carella & Uriz, 2018
Antarctotetilla sagitta (Lendenfeld, 1907)
Antho Gray, 1867
Antho (Acarnia) Gray, 1867
Antho (Plocamia) Schmidt, 1870
Aplysilla Schulze, 1878
Aplysilla rosea (Barrois, 1876)
Aplysina Nardo, 1834
Aplysina minima Hentschel, 1914
Aplysinidae Carter, 1875
Artemisina Vosmaer, 1885
Artemisina apollinis (Ridley & Dendy, 1886)
Artemisina jovis Dendy, 1924
Artemisina plumosa Hentschel, 1914
Artemisina plumosa var. lipochela Hentschel, 1914 accepted as Artemisina plumosa Hentschel, 1914
Artemisina strongyla Hentschel, 1914
Artemisina tubulosa Koltun, 1964
Asbestopluma Topsent, 1901
Asbestopluma (Asbestopluma) Topsent, 1901
Asbestopluma (Asbestopluma) belgicae (Topsent, 1901)
Asbestopluma (Asbestopluma) callithrix Hentschel, 1914 accepted as Lycopodina callithrix (Hentschel, 1914)
Asbestopluma (Asbestopluma) calyx Hentschel, 1914 accepted as Lycopodina calyx (Hentschel, 1914)
Asbestopluma (Asbestopluma) gemmae Goodwin, Berman, Downey & Hendry, 2017
Asbestopluma (Asbestopluma) obae Koltun, 1964
Asbestopluma (Asbestopluma) sarsensis Goodwin, Berman, Downey & Hendry, 2017
Asbestopluma calyx Hentschel, 1914 accepted as Lycopodina calyx (Hentschel, 1914)
Ascaltis Haeckel, 1872
Ascaltis abyssus Rapp, Janussen & Tendal, 2011
Ascandra Haeckel, 1872
Ascandra brandtae (Rapp, Göcke, Tendal & Janussen, 2013)
Astrophorina
Astrotylus Plotkin & Janussen, 2007
Astrotylus astrotylus Plotkin & Janussen, 2007
Atergia Stephens, 1915
Atergia acanthoxa Koltun, 1964 accepted as Acanthopolymastia acanthoxa (Koltun, 1964)
Aulocalycidae Ijima, 1927
Aulocalycinae Ijima, 1927
Aulocalycoida accepted as Aulocalycidae Ijima, 1927
Aulocalyx Schulze, 1886
Aulocalyx irregularis Schulze, 1886
Axinectya Hallmann, 1917 accepted as Raspailia (Raspaxilla) Topsent, 1913
Axinectya mariana (Ridley & Dendy, 1886) accepted as Raspailia (Raspaxilla) mariana (Ridley & Dendy, 1886)
Axinella Schmidt, 1862
Axinella antarctica (Koltun, 1964)