CaRMS Taxon list
Aglaothamnion halliae (Collins) Aponte, D.L.Ballantine & J.N.Norris, 1997
Antithamnion americanum (Harvey) Kjellman, 1883 accepted as Scagelia americana (Harvey) Athanasiadis, 1996
Antithamnion cruciatum (C.Agardh) Nägeli, 1847
Antithamnion pylaisaei (Montagne) Kjellman, 1883 accepted as Scagelia pylaisaei (Montagne) M.J.Wynne, 1985
Antithamnionella floccosa (O.F.Müller) Whittick, 1980
Antithamnionella pylaisaei (Mont.) Kjellm. accepted as Antithamnion pylaisaei (Montagne) Kjellman, 1883 accepted as Scagelia pylaisaei (Montagne) M.J.Wynne, 1985
Bostrychia radicans (Montagne) Montagne, 1842
Callithamnion corymbosum (Smith) Lyngbye, 1819
Callithamnion tetragonum (Stackhouse) S.F.Gray, 1821
Carradoriella denudata (Dillwyn) Savoie & G.W.Saunders, 2019
Carradoriella elongata (Hudson) Savoie & G.W.Saunders, 2019
Ceramium cimbricum H.E.Petersen, 1924
Ceramium circinatum (Kützing) J.Agardh, 1851
Ceramium deslongchampsii Chauvin ex Duby, 1830
Ceramium diaphanum (Lightfoot) Roth, 1806
Ceramium diaphanum var. elegans (Roth) Roth, 1806 accepted as Ceramium siliquosum var. elegans (Roth) G.Furnari, 1999
Ceramium elegans (Roth) Ducluzeau, 1805 accepted as Ceramium siliquosum var. elegans (Roth) G.Furnari, 1999
Ceramium rubrum C.Agardh, 1811 accepted as Ceramium virgatum Roth, 1797
Ceramium siliquosum (Kützing) Maggs & Hommersand, 1993
Ceramium siliquosum var. elegans (Roth) G.Furnari, 1999
Ceramium strictum (Kützing) Rabenhorst, 1847 accepted as Ceramium deslongchampsii Chauvin ex Duby, 1830
Ceramium strictum Greville & Harvey, 1846 (uncertain )
Ceramium tenuicorne (Kützing) Waern, 1952
Ceramium virgatum Roth, 1797
Chondria baileyana (Montagne) Harvey, 1853
Chondria dasyphylla (Woodward) C.Agardh, 1817
Choreocolax polysiphoniae Reinsch, 1875
Choreocolax rabenhorstii Reinsch, 1875
Dasya baillouviana (S.G.Gmelin) Montagne, 1841 accepted as Dasya pedicellata (C.Agardh) C.Agardh, 1824
Dasya pedicellata (C.Agardh) C.Agardh, 1824
Griffithsia globulifera Harvey ex Kützing, 1862
Harveyella mirabilis (Reinsch) F.Schmitz & Reinke, 1889
Leptosiphonia brodiei (Dillwyn) A.M.Savoie & G.W.Saunders, 2019
Leptosiphonia fibrillosa (Agardh) Savoie & G.W.Saunders, 2019
Melanothamnus harveyi (Bailey) Díaz-Tapia & Maggs, 2017
Membranoptera alata (Hudson) Stackhouse, 1809
Membranoptera fabriciana (Lyngbye) M.J.Wynne & G.W.Saunders, 2012
Neosiphonia harveyi (Bailey) M.-S.Kim, H.-G.Choi, Guiry & G.W.Saunders, 2001 accepted as Melanothamnus harveyi (Bailey) Díaz-Tapia & Maggs, 2017
Odonthalia dentata (Linnaeus) Lyngbye, 1819
Pantoneura baerii (Ruprecht) Kylin, 1924 accepted as Pantoneura fabriciana (Lyngbye) M.J.Wynne, 1997 accepted as Membranoptera fabriciana (Lyngbye) M.J.Wynne & G.W.Saunders, 2012
Pantoneura fabriciana (Lyngbye) M.J.Wynne, 1997 accepted as Membranoptera fabriciana (Lyngbye) M.J.Wynne & G.W.Saunders, 2012
Phycodrys rubens (Linnaeus) Batters, 1902
Plumaria elegans (Bonnemaison) F.Schmitz, 1889 accepted as Plumaria plumosa (Hudson) Kuntze, 1891
Plumaria plumosa (Hudson) Kuntze, 1891
Polysiphonia arctica J.Agardh, 1863
Polysiphonia brodiaei (Dillwyn) Sprengel, 1827 accepted as Polysiphonia brodiei (Dillwyn) Sprengel, 1827 accepted as Leptosiphonia brodiei (Dillwyn) A.M.Savoie & G.W.Saunders, 2019
Polysiphonia brodiei (Dillwyn) Sprengel, 1827 accepted as Leptosiphonia brodiei (Dillwyn) A.M.Savoie & G.W.Saunders, 2019
Polysiphonia denudata (Dillwyn) Greville ex Harvey, 1833 accepted as Carradoriella denudata (Dillwyn) Savoie & G.W.Saunders, 2019
Polysiphonia elongata (Hudson) Sprengel, 1827 accepted as Carradoriella elongata (Hudson) Savoie & G.W.Saunders, 2019
Polysiphonia fibrillosa (C.Agardh) Sprengel, 1827 accepted as Leptosiphonia fibrillosa (Agardh) Savoie & G.W.Saunders, 2019
Polysiphonia flexicaulis (Harvey) F.S.Collins, 1911
Polysiphonia fucoides (Hudson) Greville, 1824 accepted as Vertebrata fucoides (Hudson) Kuntze, 1891
Polysiphonia harveyi Bailey, 1848 accepted as Melanothamnus harveyi (Bailey) Díaz-Tapia & Maggs, 2017
Polysiphonia lanosa (Linnaeus) Tandy, 1931 accepted as Vertebrata lanosa (Linnaeus) T.A.Christensen, 1967
Polysiphonia nigra (Hudson) Batters, 1902 accepted as Vertebrata nigra (Hudson) Díaz-Tapia & Maggs, 2017
Polysiphonia nova-angliae W.R.Taylor accepted as Neosiphonia harveyi (Bailey) M.-S.Kim, H.-G.Choi, Guiry & G.W.Saunders, 2001 accepted as Melanothamnus harveyi (Bailey) Díaz-Tapia & Maggs, 2017
Polysiphonia novae-angliae W.R.Taylor, 1937 accepted as Melanothamnus harveyi (Bailey) Díaz-Tapia & Maggs, 2017
Polysiphonia stricta (Mertens ex Dillwyn) Greville, 1824
Polysiphonia subtilissima Montagne, 1840
Polysiphonia urceolata (Lightfoot ex Dillwyn) Greville, 1824 accepted as Polysiphonia stricta (Mertens ex Dillwyn) Greville, 1824
Pterothamnion plumula (J.Ellis) Nägeli, 1855
Ptilota serrata Kützing, 1847
Rhodomela confervoides (Hudson) P.C.Silva, 1952
Rhodomela lycopodioides (Linnaeus) C.Agardh, 1822
Scagelia americana (Harvey) Athanasiadis, 1996
Scagelia pylaisaei (Montagne) M.J.Wynne, 1985
Seirospora interrupta (Smith) F.Schmitz, 1893
Spermothamnion repens (Dillwyn) Magnus, 1873
Spyridia filamentosa (Wulfen) Harvey, 1833
Vertebrata fucoides (Hudson) Kuntze, 1891
Vertebrata lanosa (Linnaeus) T.A.Christensen, 1967
Vertebrata nigra (Hudson) Díaz-Tapia & Maggs, 2017