WoRMS Taxon list

Abditodentrix asketocomptella Patterson, 1985
Abditodentrix pseudothalmanni (Boltovskoy & Guissani de Kahn, 1981)
Abditodentrix rhomboidalis (Millett, 1899)
Abedinium dasypus (Cachon & Cachon-Enjumet) A.R.Loeblich & A.R.Loeblich, 1966
Abrotanifolia barbata Stackhouse, 1809 accepted as Cystoseira barbata (Stackhouse) C.Agardh, 1820
Abyssotherma pacifica Brönnimann, Van Dover & Whittaker, 1989
Acanthoceras azoricum (Meneghini) Kützing accepted as Ceramium azoricum Meneghini accepted as Ceramium echionotum var. azoricum (Meneghini) Piccone, 1884
Acanthoceras magdeburgense Honigmann
Acanthoceras shuttleworthianum Kützing, 1842 accepted as Ceramium shuttleworthianum (Kützing) Rabenhorst, 1847
Acanthoceras zachariasii (Brun) Simonsen
Acanthochiasma fusiforme Haeckel, 1861
Acanthochloris brevispinosa var. brevispinosa Péterfi & Péterfi, 1966
Acanthocystis aculeata Hert. Less.
Acanthocystis paliformis
Acanthocystis pelagica
Acanthocystis perpusilla
Acanthocystis turfacea
Acanthodesmia vinculata Mueller, 1858
Acanthodesmia viniculata (Mueller) Mueller, 1858 accepted as Acanthodesmia vinculata Mueller, 1858
Acanthogonyaulax spinifera (Murray & Whitting) H.W.Graham, 1942
Acanthoica acanthifera Lohmann ex Lohmann, 1913
Acanthoica acanthos Schiller, 1925 accepted as Anacanthoica acanthos (Schiller) Deflandre, 1952
Acanthoica aculeata Kamptner, 1941 accepted as Cyrtosphaera aculeata (Kamptner) A.Kleijne, 1992
Acanthoica coronata Lohmann, 1903
Acanthoica janchenii Schiller, 1925
Acanthoica lithostratos Schiller, 1926 accepted as Anacanthoica lithostratos (Schiller) Norris, 1984
Acanthoica maxima Heimdal, 1981
Acanthoica monospina Schiller, 1914
Acanthoica ordinata Kamptner, 1941 accepted as Alisphaera ordinata (Kamptner) Heimdal, 1973
Acanthoica quattrospina Lohmann, 1903
Acanthoica schilleri Conrad, 1928
Acanthometra pellucida Müller, 1858
Acanthometron elastricum
Acanthometron pellucida
Acanthoplegma krohni
Acanthosphaera actinota Haeckel, 1860
Acanthosphaera castanea Haeckel, 1887
Acanthosphaera dodecastyla Mast, 1910
Acanthosphaera pinchuda Boltovskoy, 1980
Acanthosphaera tenuis Haeckel, 1887
Acanthosphaera tenuissima accepted as Acanthosphaera actinota Haeckel, 1860
Acanthosphaera tunis Haeckel accepted as Acanthosphaera tenuis Haeckel, 1887
Acanthostaurus nordgaardi
Acanthostomella conicoides Kofoid & Campbell, 1929
Acanthostomella elongata Kofoid & Campbell, 1929
Acanthostomella gracilis Brandt, 1896
Acanthostomella lata Kofoid & Campbell, 1929
Acanthostomella minutissima Kofoid & Campbell, 1929
Acanthostomella norvegica Kofoid & Campbell, 1929
Acanthostomella obtusa Kofoid & Campbell, 1929
Acarotrochus lobulatus Kawagata, 2005
Acaryophrya collaris Kahl, 1926
Acervulina inhaerens Schulze, 1854
Acervulina mabahethi (Said, 1949)
Achnantella brevipes (Agardh) Gaillon, 1833 accepted as Achnanthes brevipes C.Agardh, 1824
Achnantheiopsis apiculata (R.M.Patrick) Lange-Bertalot, 1997 accepted as Planothidium apiculatum (R.M.Patrick) Lange-Bertalot, 1999
Achnantheiopsis biporoma (M.H.Hohn & Hellerman) Lange-Bertalot, 1997 accepted as Planothidium biporomum (M.H.Hohn & Hellerman) Lange-Bertalot, 1999
Achnantheiopsis delicatula (Kützing) Lange-Bertalot, 1997 accepted as Planothidium delicatulum (Kützing) Round & Bukhtiyarova, 1996
Achnantheiopsis dubia (Grunow) Lange-Bertalot, 1997 accepted as Planothidium dubium (Grunow) Round & Bukhtiyarova, 1996
Achnantheiopsis hauckiana (Grunow) Lange-Bertalot, 1997 accepted as Planothidium hauckianum (Grunow) Round & Bukhtiyarova, 2008
Achnantheiopsis haynaldii (Schaarschmidt) Lange-Bertalot, 1997 accepted as Planothidium haynaldii (Schaarschmidt) Lange-Bertalot, 1999
Achnantheiopsis heteromorpha (Grunow) Lange-Bertalot accepted as Planothidium heteromorphum (Grunow) Lange-Bertalot
Achnantheiopsis lanceolata (Brébisson ex Kützing) Lange-Bertalot, 1997 accepted as Planothidium lanceolatum (Brébisson ex Kützing) Lange-Bertalot, 1999
Achnantheiopsis lanceolatoides (Sovereign) Lange-Bertalot, 1997
Achnantheiopsis oestrupii (Cleve-Euler) Lange-Bertalot, 1997 accepted as Planothidium oestrupii (A.Cleve) Round & L.Bukhtiyarova, 1996
Achnantheiopsis peragalli (Brun & Héribaud-Joseph) Lange-Bertalot, 1997 accepted as Planothidium peragalloi (J.Brun & Héribaud-Joseph) Round & L.Bukhtiyarova, 1996
Achnantheiopsis robustior Lange-Bertalot, 1997 accepted as Achnanthes lanceolata robusta (Hustedt) Lange-Bertalot, 1993
Achnantheiopsis rostrata (Østrup) Lange-Bertalot, 1997 accepted as Planothidium rostratum (Oestrup) Lange-Bertalot, 1999
Achnanthepyla temperei (M.Peragallo) M.Peragallo, 1921 accepted as Achnanthes temperei M.Peragallo, 1908
Achnanthes affinis Grunow, 1880 accepted as Achnanthidium affine (Grunow) Czarnecki, 1994
Achnanthes altaica (Poretzky) Cleve-Euler, 1953
Achnanthes alteragracillima Lange-Bertalot, 1993 accepted as Achnanthidium alteragracillimum (Lange-Bertalot) Round & L.Bukhtiyarova
Achnanthes americana Cleve, 1894
Achnanthes amphicephala Hustedt, 1939
Achnanthes andicola (Cleve) Hustedt, 1911 accepted as Achnanthes hungarica (Grunow) Grunow, 1880 accepted as Lemnicola hungarica (Grunow) F.E.Round & P.W.Basson, 1997
Achnanthes angustata Greville, 1859
Achnanthes aperta J.R.Carter, 1981 accepted as Achnanthes oestrupii var. aperta (J.R.Carter) Lange-Bertalot, 1989
Achnanthes atomus Hustedt, 1937
Achnanthes auberti Héribaud, 1920
Achnanthes austriaca Hustedt, 1922
Achnanthes austriaca var. austriaca Hustedt, 1922
Achnanthes austriaca var. helvetica Hustedt, 1933 accepted as
Achnanthes austriaca var. parallela Krasske, 1932
Achnanthes austriaca var. ventricosa Krasske, 1932 accepted as accepted as
Achnanthes bahusiensis (Grunow) Lange-Bertalot, 1989 accepted as
Achnanthes biasolettiana Grunow, 1880 accepted as Achnanthidium biasolettianum (Grunow) Round & Bukhtiyarova, 1996
Achnanthes bicapitata Hustedt, 1952
Achnanthes biceps Hustedt, 1959 accepted as
Achnanthes bioretii Germain, 1957 accepted as Achnanthidium bioretii (Germain) Monnier, Lange-Bertalot & Ector, 2007
Achnanthes biporoma M.H.Hohn & J.Hellerman, 1963 accepted as Planothidium biporomum (M.H.Hohn & Hellerman) Lange-Bertalot, 1999
Achnanthes borealis A.Cleve, 1895
Achnanthes bottnica (Cleve) Cleve, 1895 accepted as Karayevia bottnica (Cleve) Lange-Bertalot, 2004
Achnanthes boyei Østrup, 1918 accepted as Achnanthes lanceolata var. boyei (Østrup) Lange-Bertalot, 1989
Achnanthes brevicostata (Hustedt) Lange-Bertalot & Krammer
Achnanthes brevipes C.Agardh, 1824
Achnanthes brevipes var. angustata (Greville) Cleve, 1894
Achnanthes brevipes var. brevipes Agardh, 1824
Achnanthes brevipes var. intermedia (Kützing) Cleve, 1895
Achnanthes brevipes var. parvula (Kützing) Cleve, 1895 accepted as Achnanthes parvula Kützing, 1844
Achnanthes calcar Cleve, 1891
Achnanthes cataractarum (Hustedt) Lange-Bertalot & Krammer