• Acanthophora aokii Okamura, 1934: oogamous
• Acanthophora dendroides Harvey, 1855: oogamous
• Acanthophora muscoides (Linnaeus) Bory de Saint-Vincent, 1828: oogamous
• Acanthophora nayadiformis (Delile) Papenfuss, 1968: oogamous
• Acanthophora pacifica (Setchell) Kraft, 1979: oogamous
• Acanthophora ramulosa Lindenberg ex Kützing, 1843: oogamous
• Acanthophora spicifera (M.Vahl) Børgesen, 1910: oogamous
• Acrochaetium actinocladum I.A.Abbott, 1962: oogamous
• Acrochaetium affine M.A.Howe & Hoyt, 1916: oogamous
• Acrochaetium agardhiellae A.B.Joly & Cordeiro, 1963: oogamous
• Acrochaetium alariae (Jónsson) Bornet, 1904: oogamous
• Acrochaetium alcyonidiae C.C.Jao: oogamous
• Acrochaetium angustum (K.M.Drew) Papenfuss, 1945: oogamous
• Acrochaetium antillarum W.R.Taylor, 1942: oogamous
• Acrochaetium arcuatum (K.M.Drew) C.K.Tseng, 1945: oogamous
• Acrochaetium armoricanum Feldmann, 1954: oogamous
• Acrochaetium armoricum Feldmann, 1954: oogamous
• Acrochaetium arnoldii Weber-van Bosse, 1921: oogamous
• Acrochaetium avrainvilleae Børgesen, 1915: oogamous
• Acrochaetium bahreinii Børgesen, 1939: oogamous
• Acrochaetium balliae (Stegenga) Stegenga, Bolton & R.J.Anderson, 1997: oogamous
• Acrochaetium balticum (Rosenvinge) Aleem & Schulz, 1952: oogamous
• Acrochaetium barbadense (Vickers) Børgesen, 1915: oogamous
• Acrochaetium barbadensis (Vickers) Borgesen, 1915: oogamous
• Acrochaetium battersianum Hamel, 1927: oogamous
• Acrochaetium bengalicum A.K.Islam & A.Aziz, 1987: oogamous
• Acrochaetium blomquistii Aziz, 1965: oogamous
• Acrochaetium boergesenii Schiffner, 1931: oogamous
• Acrochaetium brebneri (Batters) Hamel, 1928: oogamous
• Acrochaetium bulbosa G.Hamel, 1927: oogamous
• Acrochaetium bulbosum Hamel: oogamous
• Acrochaetium byssaceum (Kützing) Nägeli, 1862: oogamous
• Acrochaetium caesareae Feldmann, 1931: oogamous
• Acrochaetium caespitiforme Børgesen, 1920: oogamous
• Acrochaetium callopodum (Rosenvinge) Hamel: oogamous
• Acrochaetium canariense Børgesen, 1927: oogamous
• Acrochaetium candelabrum Børgesen, 1942: oogamous
• Acrochaetium carneum J.Agardh: oogamous
• Acrochaetium catenulatum M.Howe, 1914: oogamous
• Acrochaetium chaetomorphae (Tanaka & P.H.Hô) Heerebout, 1968: oogamous
• Acrochaetium champiae P.Anand, 1943: oogamous
• Acrochaetium chondriae Aziz, 1965: oogamous
• Acrochaetium cladestinum (Mont.) Howe: oogamous
• Acrochaetium clandestinum (Montagne) M.Howe, 1914: oogamous
• Acrochaetium colaconemoides P.H.Hô, 1969: oogamous
• Acrochaetium collopodum (Rosenvinge) Hamel, 1927: oogamous
• Acrochaetium concavum (F.Schmitz & Heydrich) Setchell & Gardner: oogamous
• Acrochaetium crassipes (Børgesen) Børgesen, 1915: oogamous
• Acrochaetium curtum Baardseth, 1941: oogamous
• Acrochaetium cymopoliae Børgesen, 1927: oogamous
• Acrochaetium cytophagum (Rosenvinge) Hamel, 1927: oogamous
• Acrochaetium delisea Aziz, 1965: oogamous
• Acrochaetium discoideum Børgesen, 1924: oogamous
• Acrochaetium distichosporum E.Y.Dawson, Acleto & Foldvik, 1964: oogamous
• Acrochaetium dotyi I.A.Abbott, 1962: oogamous
• Acrochaetium doumerquei Hamel & Hamel-Joukov, 1931: oogamous
• Acrochaetium drewii Baardseth: oogamous
• Acrochaetium duboscqii Feldmann, 1935: oogamous
• Acrochaetium dumontiae (Rosenvinge) Hamel, 1927: oogamous
• Acrochaetium dwarkense Børgesen, 1932: oogamous
• Acrochaetium eastwoodae (Setchell & N.L.Gardner) Papenfuss, 1945: oogamous
• Acrochaetium effusum Levring, 1953: oogamous
• Acrochaetium endozoicum (Darbishire) Batters, 1902: oogamous
• Acrochaetium entophyticum Batters, 1902: oogamous
• Acrochaetium epispiculum A.B.Joly & Cordeiro, 1963: oogamous
• Acrochaetium epizooicum A.A.Aleem, 1980: oogamous
• Acrochaetium erectum Børgesen, 1932: oogamous
• Acrochaetium ernothrix Børgesen, 1915: oogamous
• Acrochaetium extensum Ercegovic, 1957: oogamous
• Acrochaetium fernandezianum (Levring) Papenfuss, 1947: oogamous
• Acrochaetium flexuosum Vickers, 1905: oogamous
• Acrochaetium fuegiense Kylin, 1919: oogamous
• Acrochaetium galaxaurae Aziz, 1965: oogamous
• Acrochaetium globosum Børgesen, 1915: oogamous
• Acrochaetium grande (Levring) Papenfuss, 1947: oogamous
• Acrochaetium grateloupiae E.Y.Dawson, 1950: oogamous
• Acrochaetium hamelii Feldmann, 1931: oogamous
• Acrochaetium hauckii Schiffner, 1916: oogamous
• Acrochaetium hirsutum (K.M.Drew) P.W.Gabrielson, 2000: oogamous
• Acrochaetium hlulekaense Stegenga, 1985: oogamous
• Acrochaetium homorhizum Børgesen: oogamous
• Acrochaetium hormorhizum Børgesen, 1915: oogamous
• Acrochaetium howei (Yamada) Papenfuss, 1945: oogamous
• Acrochaetium hoytii F.S.Collins, 1908: oogamous
• Acrochaetium humile (Rosenvinge) Børgesen, 1915: oogamous
• Acrochaetium hummii Aziz, 1965: oogamous
• Acrochaetium imitator I.A.Abbott, 1962: oogamous
• Acrochaetium immersum (Rosenvinge) Hamel, 1927: oogamous
• Acrochaetium inclusum (Levring) Papenfuss, 1945: oogamous
• Acrochaetium incrassatum Ercegovic, 1957: oogamous
• Acrochaetium inkyui Y.-P.Lee, 1987: oogamous
• Acrochaetium interpositum (Heydrich) Børgesen, 1915: oogamous
• Acrochaetium irregulare (Reinsch): oogamous
• Acrochaetium islamii Aziz, 1965: oogamous
• Acrochaetium iyengarii Børgesen, 1933: oogamous
• Acrochaetium jamaicense V.J.Chapman, 1963: oogamous
• Acrochaetium japonicum Papenfuss, 1945: oogamous
• Acrochaetium klulekaense Stegena: oogamous
• Acrochaetium krusadii Børgesen, 1937: oogamous
• Acrochaetium kuckuckianum Hamel, 1927: oogamous