ACINETOSPORACEAE
Feldmannia irregularis (Kützing) Hamel
Feldmannia mitchelliae (Harvey) H.-S.Kim
ACROCHAETIACEAE
Acrochaetium epispiculum A.B.Joly & Cordeiro
ASTERONEMATACEAE
Asteronema breviarticulatum (J.Agardh) Ouriques & Bouzon
BACHELOTIACEAE
Bachelotia antillarum (Grunow) Gerloff
BANGIACEAE
Pyropia acanthophora (E.C.Oliveira & Coll) M.C.Oliveira, D.Milstein & E.C.Oliveira
Pyropia spiralis var. amplifolia (E.C.Oliveira & Coll) Freshwater & Kapraun
BONNEMAISONIACEAE
Asparagopsis taxiformis (Delile) Trevisan
BRYOPSIDACEAE
Bryopsis corymbosa J.Agardh
Bryopsis pennata J.V.Lamouroux
Bryopsis plumosa (Hudson) C.Agardh
CALLITHAMNIACEAE
Aglaothamnion cordatum (Børgesen) Feldmann-Mazoyer
Aglaothamnion felipponei (Howe) Aponte, Ballantine & J.N.Norris
Aglaothamnion uruguayense (W.R.Taylor) N.E.Aponte, D.L.Ballantine & J.N.Norris
Spyridia aculeata (C.Agardh ex Decaisne) Kützing
Spyridia clavata Kützing
Spyridia filamentosa (Wulfen) Harvey
CAULACANTHACEAE
Catenella caespitosa (Withering) L.M.Irvine
CAULERPACEAE
Caulerpa ambigua Okamura
Caulerpa chemnitzia (Esper) J.V.Lamouroux
Caulerpa cupressoides (Vahl) C.Agardh
Caulerpa fastigiata Montagne
Caulerpa racemosa (Forsskål) J.Agardh
Caulerpa sertularioides (S.G.Gmelin) M.Howe
Caulerpa vickersiae Børgesen
CERAMIACEAE
Antithamnion antillanum Børgesen
Antithamnionella graeffei (Grunow) Athanasiadis
Callithamniella flexilis Baardseth
Centroceras clavulatum (C.Agardh) Montagne
Centrocerocolax ubatubensis A.B.Joly
Ceramium comptum Børgesen
Dohrniella antillarum (W.R.Taylor) Feldmann-Mazoyer
Gayliella dawsonii (A.B.Joly) Barros-Barreto & F.P.Gomes
Gayliella flaccida (Harvey ex Kützing) T.O.Cho & L.M.McIvor
Pseudoceramium oliveirarum Barros-Barreto, Maggs & M.A.Jaramillo
Pseudoceramium tenerrimum (G.Martens) Barros-Barreto & Maggs
CHAMPIACEAE
Champia compressa Harvey
Champia minuscula A.B.Joly & Ugadim
Champia parvula (C.Agardh) Harvey
Champia salicornioides Harvey
Champia taironensis Bula-Meyer
Champia vieillardii Kützing
Coelothrix irregularis (Harvey) Børgesen
CHORDARIACEAE
Levringia brasiliensis (Montagne) A.B.Joly
CLADOPHORACEAE
Chaetomorpha aerea (Dillwyn) Kützing
Chaetomorpha antennina (Bory) Kützing
Chaetomorpha tortuosa (Dillwyn) Kleen
Cladophora corallicola Børgesen
Cladophora dalmatica Kützing
Cladophora prolifera (Roth) Kützing
Cladophora pseudorupestris Hoek
Cladophora vagabunda (Linnaeus) Hoek
Cladophoropsis laetevirens (Dillwyn) Kützing
Cladophoropsis membranacea (Bang ex C.Agardh) Børgesen
Lychaete pygmaea (Reinke) M.J.Wynne
Pseudorhizoclonium africanum (Kützing) Boedeker
Rhizoclonium riparium (Roth) Harvey
Willeella brachyclados (Montagne) M.J.Wynne
CODIACEAE
Codium decorticatum (Woodward) M.Howe
Codium intertextum Collins & Hervey
Codium istmocladum Vickers
Codium taylorii P.C.Silva
CORALLINACEAE
Arthrocardia flabellata (Kützing) Manza
Corallina officinalis Linnaeus
Jania capillacea Harvey
Jania crassa J.V.Lamouroux
Jania pedunculata var. adhaerens (J.V.Lamouroux) A.S.Harvey, Woelkerling & Reviers
Jania prolifera A.B.Joly
Jania rubens (Linnaeus) J.V.Lamouroux
Pneophyllum fragile Kützing
CYSTOCLONIACEAE
Hypnea cervicornis J.Agardh
Hypnea pseudomusciformis Nauer, Cassano & M.C.Oliveira
Hypnea spinella (C.Agardh) Kützing
DELESSERIACEAE
Caloglossa leprieurii (Montagne) G.Martens
Cryptopleura ramosa (Hudson) L.Newton
Dasya brasiliensis E.C.Oliveira Filho & Y.Y.Braga
Taenioma nanum (Kützing) Papenfuss
DICHOTOMOSIPHONACEAE
Avrainvillea elliottii A.Gepp & E.S.Gepp
DICTYOTACEAE
Canistrocarpus cervicornis (Kützing) De Paula & De Clerck
Canistrocarpus crispatus (JVLamouroux) De Paula & De Clerck
Dictyopteris delicatula J.V.Lamouroux
Dictyopteris plagiogramma (Montagne) Möbius
Dictyota ciliolata Sonder ex Kützing
Dictyota crenulata J.Agardh
Dictyota dichotoma (Hudson) J.V.Lamouroux
Lobophora variegata (J.V.Lamouroux) Womersley ex E.C.Oliveira
Padina boergesenii Allender & Kraft
Padina gymnospora (Kützing) Sonder
Spatoglossum schroederi (C.Agardh) Kützing
ERYTHROTRICHIACEAE
Erythrotrichia carnea (Dillwyn) J.Agardh
GALAXAURACEAE
Dichotomaria marginata (J.Ellis & Solander) Lamarck
Tricleocarpa cylindrica (J.Ellis & Solander) Huisman & Borowitzka
Tricleocarpa fragilis (Linnaeus) Huisman & R.A.Townsend
GAYRALIACEAE
Gayralia oxysperma (Kützing) K.L.Vinogradova ex Scagel & al.
GELIDIACEAE
Gelidium americanum (W.R.Taylor) Santelices
Gelidium floridanum W.R.Taylor
Gelidium microdonticum W.R.Taylor
Gelidium pusillum (Stackhouse) Le Jolis
GELIDIELLACEAE
Gelidiella ligulata E.Y.Dawson
Millerella pannosa (Feldmann) G.H.Boo & L.Le Gall
Parviphycus trinitatensis (W.R.Taylor) M.J.Wynne
GIGARTINACEAE
Chondracanthus acicularis (Roth) Fredericq
Chondracanthus saundersii C.W.Schneider & C.E.Lane
Chondracanthus teedei (Mertens ex Roth) Kützing
GRACILARIACEAE
Gracilaria caudata J.Agardh
Gracilaria cervicornis (Turner) J.Agardh
Gracilaria domingensis (Kützing) Sonder ex Dickie
Gracilaria mammillaris (Montagne) M.Howe
Gracilariopsis andersonii (Grunow) E.Y.Dawson
Gracilariopsis tenuifrons (C.J.Bird & E.C.Oliveira) Fredericq & Hommersand
GRATELOUPIACEAE
Grateloupia filicina (J.V.Lamouroux) C.Agardh
Grateloupia filiformis Kützing
HALIMEDACEAE
Boodleopsis pusilla (Collins) W.R.Taylor, A.B.Joly & Bernatowicz
HALYMENIACEAE
Cryptonemia delicatula Joly & Cordeiro
Cryptonemia seminervis (C.Agardh) J.Agardh
Halymenia floridana J.Agardh
Halymenia rosea M.Howe & W.R.Taylor
Halymenia silviae C.A.A.Azevedo, Cassano & M.C.Oliveira
LIAGORACEAE
Liagora ceranoides J.V.Lamouroux
LITHOPHYLLACEAE
Amphiroa anastomosans Weber Bosse
Amphiroa beauvoisii J.V.Lamouroux
Amphiroa brasiliana Decaisne
Amphiroa fragilissima (Linnaeus) J.V.Lamouroux
Amphiroa rigida J.V.Lamouroux
Lithophyllum atlanticum Vieira-Pinto, M.C.Oliveira & P.A.Horta
LOMENTARIACEAE
Ceratodictyon planicaule (W.R.Taylor) M.J.Wynne
Ceratodictyon variabile (J.Agardh) R.E.Norris
Lomentaria rawitscheri A.B.Joly
MESOPHYLLUMACEAE
Magnephycus engelhartii (Foslie) Athanasiadis & D.L.Ballantine
PEYSONNELIACEAE
Agissea inamoena (Pilger) Pestana, Lyra, Cassano & J.M.C. Nunes
PHYLLOPHORACEAE
Gymnogongrus griffithsiae (Turner) C.Martius
PLOCAMIACEAE
Plocamium brasiliense (Greville) M.Howe & W.R.Taylor
POLYPHYSACEAE
Acetabularia caliculus J.V.Lamouroux
Acetabularia crenulata J.V.Lamouroux
Acetabularia schenckii Möbius
PTEROCLADIACEAE
Pterocladiella capillacea (S.G.Gmelin) Santelices & Hommersand
RHODOMELACEAE
Acanthophora spicifera (M.Vahl) Børgesen
Alsidium seaforthii (Turner) J.Agardh
Bostrychia binderi Harvey
Bostrychia calliptera (Montagne) Montagne
Bostrychia moritziana (Sonder ex Kützing) J.Agardh
Bostrychia radicans (Montagne) Montagne
Bostrychia tenella (J.V.Lamouroux) J.Agardh
Bryocladia cuspidata (J.Agardh) De Toni
Bryocladia thyrsigera (J.Agardh) F.Schmitz
Carradoriella denudata (Dillwyn) Savoie & G.W.Saunders
Chondria atropurpurea Harvey
Chondria dasyphylla (Woodward) C.Agardh
Chondria platyramea A.B.Joly & Ugadim
Chondria polyrhiza Collins & Hervey
Herposiphonia secunda (C.Agardh) Ambronn
Herposiphonia tenella (C.Agardh) Ambronn
Laurencia arbuscula Sonder
Laurencia dendroidea J.Agardh
Laurencia filiformis (C.Agardh) Montagne
Laurencia microcladia Kützing
Laurencia obtusa (Hudson) J.V.Lamouroux
Laurencia oliveirana Yoneshigue-Valentin, M.J.Wynne & Cassano
Melanothamnus ferulaceus (Suhr ex J.Agardh) Díaz-Tapia & Maggs
Melanothamnus gorgoniae (Harvey) Díaz-Tapia & Maggs
Melanothamnus sphaerocarpus (Børgesen) Díaz-Tapia & Maggs
Ophidocladus simpliciusculus (P.Crouan & H.Crouan) Falkenberg
Palisada flagellifera (J.Agardh) K.W.Nam
Palisada perfurata (Bory) K.W.Nam
Polysiphonia decussata Hollenberg
Polysiphonia subtilíssima Montagne
Vertebrata foetidissima (Cocks ex Bornet) Díaz-Tapia & Maggs
Wilsonosiphonia howei (Hollenberg) D.Bustamante, Won & T.O.Cho
Xiphosiphonia pennata (C.Agardh) Savoie & G.W.Saunders
RHODYMENIACEA
Rhodymenia pseudopalmata (J.V.Lamouroux) P.C.Silva
SARGASSACEAE
Sargassum cymosum C.Agardh
Sargassum cymosum var. nanum E.de Paula & E.C.Oliveira
Sargassum filipendula C.Agardh
Sargassum furcatum Kützing
Sargassum ramifolium Kützing
Sargassum stenophyllum C.Martius
Sargassum vulgare C.Agardh
Sargassum vulgare var. nanum E.J.Paula
SCINAIACEAE
Scinaia complanata (Collins) Cotton
SCYTOSIPHONACEAE
Chnoospora minima (Hering) Papenfuss
Colpomenia sinuosa (Mertens ex Roth) Derbès & Solier
Petalonia fascia (O.F.Müller) Kuntze
Rosenvingea endiviifolia (Martius) M.J.Wynne
Rosenvingea sanctae-crucis Børgesen
SEBDENIACEAE
Sebdenia flabellata (J.Agardh) P.G.Parkinson
SOLIERIACEAE
Agardhiella subulata (C.Agardh) Kraft & M.J.Wynne
Kappaphycus alvarezii (Doty) L.M.Liao
Solieria filiformis (Kützing) P.W.Gabrielson
Wurdemannia miniata (Sprengel) Feldmann & Hamel
SPHACELARIACEAE
Sphacelaria brachygonia Montagne
Sphacelaria rigidula Kutzing
Sphacelaria tribuloides Meneghini
ULVACEAE
Ulva chaetomorphoides (Børgesen) H.S.Hayden, Blomster, Maggs, P.C.Silva, Stanhope & Waaland
Ulva chaugulei M.G.Kavale & M.A.Kazi
Ulva clathrata (Roth) C.Agardh
Ulva compressa Linnaeus
Ulva flexuosa Wulfen
Ulva lactuca Linnaeus
Ulva linza Linnaeus
Ulva ohnoi Hiraoka & S.Shimada
Ulva tepida Y.Masakiyo & S.Shimada
VAUCHERIACEAE
Vaucheria longicaulis Hoppaugh
WRANGELIACEAE
Diplothamnion tetrastichum A.B.Joly & Yamaguishi
Griffithsia schousboei Montagne
Ptilothamnion speluncarum (Collins & Hervey) D.L.Ballantine & M.J.Wynne
Wrangelia argus (Montagne) Montagne
