• Anotrichium anthericephalum (E.Y.Dawson) Baldock, 1976: cushion-like
• Anotrichium barbatum (C.Agardh) Nägeli, 1862: cushion-like
• Anotrichium crinitum (Kützing) Baldock, 1976: cushion-like
• Anotrichium elongatum (Harvey) Baldock, 1976: cushion-like
• Anotrichium furcellatum (J.Agardh) Baldock, 1976: cushion-like
• Anotrichium gracile (J.Agardh) Baldock, 1976: cushion-like
• Anotrichium licmophorum (Harvey) Baldock, 1976: cushion-like
• Anotrichium multiramosum (Setchell & N.L.Gardner) Baldock, 1976: cushion-like
• Anotrichium planatum A.J.K.Millar, 1990: cushion-like
• Anotrichium secundum (Harvey ex J.Agardh) G.Furnari, 1994: cushion-like
• Anotrichium subtile Baldock, 1976: cushion-like
• Anotrichium tenue (C.Agardh) Nägeli, 1862: cushion-like
• Anotrichium towinna Baldock in Womersley, 1998: cushion-like
• Anotrichium yagii (Okamura) Baldock, 1976: cushion-like
• Boodlea coacta (Dickie) G.Murray & De Toni, 1889: cushion-like
• Boodlea composita (Harvey) F.Brand, 1904: cushion-like
• Boodlea montagnei (Harvey ex J.E.Gray) Egerod, 1952: cushion-like
• Boodlea vanbosseae Reinbold, 1905: cushion-like
• Callocolax acicularis M.J.Wynne & J.N.Heine, 1992: cushion-like
• Callocolax fungiformis Kylin, 1925: cushion-like
• Callocolax neglectus F.Schmitz ex Batters, 1895: cushion-like
• Caulacanthus okamurae Yamada, 1933: cushion-like
• Caulacanthus salifugus A.B.Cribb, 1965: cushion-like
• Caulacanthus ustulatus (Turner) Kützing, 1843: cushion-like
• Centrocerocolax ubatubensis A.B.Joly, 1966: cushion-like
• Ceratodictyon hachijoense (Yamada & Segawa) R.E.Norris, 1987: cushion-like
• Ceratodictyon intricatum (C.Agardh) R.E.Norris, 1987: cushion-like
• Ceratodictyon pannosum (Grunow) R.E.Norris: cushion-like
• Ceratodictyon planicaule (W.R.Taylor) M.J.Wynne, 2011: cushion-like
• Ceratodictyon repens (Kützing) R.E.Norris, 1987: cushion-like
• Ceratodictyon scoparium (Montagne & Millardet) R.E.Norris, 1987: cushion-like
• Ceratodictyon spongiosum Zanardini, 1878: cushion-like
• Ceratodictyon tenue (Setchell & N.L.Gardner) J.N.Norris, 2014: cushion-like
• Ceratodictyon variabile (J.Agardh) R.E.Norris, 1987: cushion-like
• Chondracanthus acicularis (Roth) Fredericq, 1993: cushion-like
• Chondracanthus bajacalifornicus Hughey & Hommersand, 2008: cushion-like
• Chondracanthus canaliculatus (Harvey) Guiry, 1993: cushion-like
• Chondracanthus chamissoi (C.Agardh) Kützing, 1843: cushion-like
• Chondracanthus chapmanii (J.D.Hooker & Harvey) Fredericq, 1994: cushion-like
• Chondracanthus chauvinii (Bory) Kützing, 1843: cushion-like
• Chondracanthus cincinnus M.Y.Yang & M.S.Kim, 2016: cushion-like
• Chondracanthus corymbiferus (Kützing) Guiry, 1993: cushion-like
• Chondracanthus elegans (Greville) Guiry, 1993: cushion-like
• Chondracanthus exasperatus (Harvey & Bailey) Hughey, 1996: cushion-like
• Chondracanthus glomeratus (Howe) Guiry, 1993: cushion-like
• Chondracanthus harveyanus (Kützing) Guiry, 1993: cushion-like
• Chondracanthus intermedius (Suringar) Hommersand, 1993: cushion-like
• Chondracanthus kjeldsenii Hughey & Hommersand, 2008: cushion-like
• Chondracanthus okamurae I.A.Abbott, 1998: cushion-like
• Chondracanthus saundersii C.W.Schneider & C.E.Lane, 2005: cushion-like
• Chondracanthus serratus (N.L.Gardner) Hughey & Hommersand, 2008: cushion-like
• Chondracanthus spinosus (Kützing) Guiry, 1993: cushion-like
• Chondracanthus squarrulosus (Setchell & N.L.Gardner) Hughey, P.C.Silva & Hommersand, 2001: cushion-like
• Chondracanthus teedei (Mertens ex Roth) Kützing, 1843: cushion-like
• Chondracanthus tenellus (Harvey) Hommersand, 1993: cushion-like
• Chondracanthus tepidus (Hollenberg) Guiry, 1993: cushion-like
• Chondracanthus zertuchei J.N.Norris & Fredericq: cushion-like
• Cladophoropsis fasciculata (Kjellman) Wille, 1910: cushion-like
• Cladophoropsis gracillima E.Y.Dawson, 1950: cushion-like
• Cladophoropsis herpa Kraft, 2007: cushion-like
• Cladophoropsis magna Womersley, 1955: cushion-like
• Cladophoropsis phamhoanghoi Molinari & Guiry, 2021: cushion-like
• Cladophoropsis philippinensis W.R.Taylor, 1961: cushion-like
• Cladophoropsis planiuscula Kraft, 2007: cushion-like
• Cladophoropsis psyttaliensis (F.Schmitz) Wille, 1910: cushion-like
• Cladophoropsis vaucheriiformis (Areschoug) Papenfuss, 1958: cushion-like
• Cladophoropsis voluticola (Hariot) Børgesen, 1913: cushion-like
• Codium acuminatum O.Schmidt, 1923: cushion-like
• Codium afaqhusainii M.Nizamuddin, 2001: cushion-like
• Codium aliyae M.Nizamuddin: cushion-like
• Codium amplivesiculatum Setchell & N.L.Gardner, 1924: cushion-like
• Codium apiculatum P.C.Silva, M.E.Chacana & H.B.S Womersley, 2012: cushion-like
• Codium arenicola M.E.Chacana & P.C.Silva, 2014: cushion-like
• Codium australicum P.C.Silva, 1956: cushion-like
• Codium barbatum Okamura, 1930: cushion-like
• Codium bartlettii C.K.Tseng & W.J.Gilbert, 1942: cushion-like
• Codium bernabei A.V.González, M.E.Chacana & P.C.Silva, 2012: cushion-like
• Codium bilobum M.Nizamuddin, 2000: cushion-like
• Codium boergesenii M.Nizamuddin, 2001: cushion-like
• Codium brandegeei Setchell & N.L.Gardner, 1924: cushion-like
• Codium campanulatum P.C.Silva & M.E.Chacana, 2013: cushion-like
• Codium capitatum P.C.Silva, 1959: cushion-like
• Codium capitulatum P.C.Silva & Womersley, 1956: cushion-like
• Codium cerebriforme Setchell, 1937: cushion-like
• Codium chazaliei Weber Bosse: cushion-like
• Codium cicatrix P.C.Silva, 1959: cushion-like
• Codium clypiatum J.Agardh: cushion-like
• Codium coactum Okamura, 1902: cushion-like
• Codium compressum Biasoletto: cushion-like
• Codium contractum Kjellman, 1897: cushion-like
• Codium corymbosum M.Nizamuddin, 1991: cushion-like
• Codium cranwelliae Setchell, 1940: cushion-like
• Codium cylindricum Holmes, 1896: cushion-like
• Codium damicorne (Bory) Kützing: cushion-like
• Codium dawsonii P.C.Silva, Pedroche, M.E.Chacana & K.A.Miller, 2014: cushion-like
• Codium decumbens Martius, 1833: cushion-like
• Codium desultorium P.C.Silva & M.E.Chacana, 2013: cushion-like
• Codium dilatatum (Rafinesque) Delle Chiaje: cushion-like
• Codium dimorphum Svedelius, 1900: cushion-like
• Codium distichium A.C.Brown & N.Jarman: cushion-like