ACINETOSPORACEAE
Hincksia conifera (Børgesen) I.A.Abbott
ASTERONEMATACEAE
Asteronema breviarticulatum (J.Agardh) Ouriques & Bouzon
BONNEMAISONIACEAE
Asparagopsis taxiformis (Delile) Trevisan
BRYOPSIDACEAE
Bryopsis pennata J.V.Lamouroux
Bryopsis plumosa (Hudson) C.Agardh
CALLITHAMNIACEAE
Aglaothamnion cordatum (Børgesen) Feldmann-Mazoyer
Aglaothamnion cordatum (Børgesen) Feldmann-Mazoyer
Aglaothamnion uruguayense (W.R.Taylor) N.E.Aponte, D.L.Ballantine & J.N.Norris
Crouania attenuata (C.Agardh) J.Agardh
CERAMIACEAE
Centroceras cf gasparrinii (C.Agardh) Montagne
Pseudoceramium brevizonatum (H.E.Petersen) Barros-Barreto & Maggs
Yoneshiguea compta (Børgesen) Barros-Barreto, Maggs & M.A.Jaramillo
CHAMPIACEAE
Champia parvula (C.Agardh) Harvey
CORALLINACEAE
Arthrocardia corymbosa (Lamarck) Decaisne
Arthrocardia flabellata (Kützing) Manza
Jania capillacea Harvey
Jania cubensis Montagne ex Kützing
Jania pedunculata var. adhaerens (J.V.Lamouroux) A.S.Harvey, Woelkerling & Reviers
Jania ungulata (Yendo) Yendo
CYSTOCLONIACEAE
Hypnea cervicornis J.Agardh
DELESSERIACEAE
Branchioglossum minutum C.W.Schneider
Heterosiphonia crispella (C.Agardh) M.J.Wynne
Heterosiphonia gibbesii (Harvey) Falkenberg
DICTYOTACEAE
Canistrocarpus cervicornis (Kützing) De Paula & De Clerck
Dictyopteris deliculata J.V.Lamouroux
Dictyopteris plagiogramma (Montagne) Möbius
Dictyota menstrualis (Hoyt) Schnetter, Hörnig & Weber-Peukert
Padina gymnospora (Kützing) Sonder
FAUCHEACEAE
Gloioderma iyoense Okamura
GELIDIACEAE
Gelidium americanum (W.R.Taylor) Santelices
Gelidium pusillum (Stackhouse) Le Jolis
Gelidium torulosum Kützing
HALYMENIACEAE
Cryptonemia delicatula Joly & Cordeiro
Halymenia integra M.Howe & W.R.Taylor
HAPALIDIACEAE
Lithothamnion muelleri Lenormand ex Rosanoff
Melyvonnea erubescens (Foslie) Athanasiadis & D.L.Ballantine
Phymatolithon calcareum (Pallas) W.H.Adey & D.L.McKibbin ex Woelkering & L.M.Irvine
HYMENOCLADIACEAE
Asteromenia peltata (W. R. Taylor) Huisman & A. Millar
LITHOPHYLLACEAE
Amphiroa anastomosans Weber Bosse
Amphiroa fragilissima (Linnaeus) J.V.Lamouroux
Amphiroa rigida J.V.Lamouroux
Lithophyllum atlanticum Vieira-Pinto, M.C.Oliveira & P.A.Horta
Lithophyllum corallinae (P.Crouan & H.Crouan) Heydrich
LOMENTARIACEAE
Ceratodictyon intricatum (C.Agardh) R.E.Norris
Ceratodictyon planicaule (W.R.Taylor) M.J.Wynne
PEYSSONNELIACEAE
Agissea inamoena (Pilger) Pestana, Lyra, Cassano & J.M.C. Nunes
PLOCAMIACEAE
Plocamium cartilagineum (Linnaeus) P.S.Dixon
RHODOMELACEAE
Alsidium seaforthii (Turner) J.Agardh
Bostrychia tenella (J.V.Lamouroux) J.Agardh
Bryocladia scopulorum (Harvey) Díaz-Tapia
Chondria dangeardii E.Y.Dawson
Laurencia arbuscula Sonder
Laurencia oliveirana Yoneshigue-Valentin, M.J.Wynne & Cassano
Laurenciella marilzae (Gil-Rodríguez, Sentíes, Díaz-Larrea, Cassano & M.T.Fujii) Gil-Rodríguez, Sentíes, Díaz-Larrea, Cassano & M.T.Fujii
Melanothamnus gorgoniae (Harvey) Díaz-Tapia & Maggs
Palisada perforata (Bory) K.W.Nam
Xiphosiphonia pennata (C.Agardh) Savoie & G.W.Saunders
RHODYMENIACEAE
Rhodymenia pseudopalmata (J.V.Lamouroux) P.C.Silva
SARGASSACEAE
Sargassum cymosum C.Agardh
Sargassum furcatum Kützing
Sargassum platycarpum Montagne
Sargassum ramifolium Kützing
SIPHONOCLADACEAE
Ernodesmis verticillata (Kützing) Børgesen
SPHAEROCYSTIDACEAE
Sphaerocystis schroeteri Chodat
VALONIACEAE
Valonia macrophysa Kützing
WRANGELIACEAE
Anotrichium tenue (C.Agardh) Nägeli
Griffithsia schousboei Montagne
Pleonosporium polystichum E.C.Oliveira
Wrangelia argus (Montagne) Montagne