• Analipus filiformis (Ruprecht) Papenfuss, 1967
• Analipus fusiformis Kjellman, 1889 accepted as Analipus filiformis (Ruprecht) Papenfuss, 1967
• Analipus gunjii (Yendo) Kogame & Yoshida, 1997
• Analipus japonicus (Harvey) M.J.Wynne, 1971
• Endoplura aurea Hollenberg, 1969
• Hapalospongidion capitatum Womersley, 1987
• Hapalospongidion durvilleae Lindauer, 1949 accepted as Herpodiscus durvilleae (Lindauer) G.R.South, 1974
• Hapalospongidion gelatinosum De A.Saunders, 1899
• Hapalospongidion macrocarpum (Feldmann) León-Álvarez & González-González, 1993
• Hapalospongidion pangoense (Setchell) Hollenberg, 1942 accepted as Mesospora pangoensis (Setchell) Chihara & J.Tanaka, 1982
• Hapalospongidion saxigenum Lindauer, 1949
• Hapalospongidion schmidtii (Weber-van Bosse) P.C.Silva, 1996 accepted as Mesospora schmidtii Weber-van Bosse, 1911
• Hapalospongidion thirumullavaramense P.Sophiammal Nettar & M.V.N.Panikkar, 2009
• Hapalospongidion vanbosseae (Børgesen) D.León-Alvarez & J.González-González, 1993
• Heterochordaria abietina (Ruprecht ex Farlow) Setchell & N.L.Gardner, 1924 accepted as Analipus japonicus (Harvey) M.J.Wynne, 1971
• Heterochordaria abietina f. gunjii (Yendo) Inagaki, 1958 accepted as Analipus gunjii (Yendo) Kogame & Yoshida, 1997
• Heterochordaria abietina f. simplex Tokida, 1954
• Heterochordaria abietina var. gunjii (Yendo) Inagaki, 1958 accepted as Analipus gunjii (Yendo) Kogame & Yoshida, 1997
• Heterochordaria filiformis (Yendo) Tokida (uncertain)
• Heterochordaria gunjii (Yendo) Tokida, 1938 accepted as Analipus gunjii (Yendo) Kogame & Yoshida, 1997
• Heteroralfsia saxicola (Okamura & Yamada) H.Kawai, 1989
• Neoralfsia expansa (J.Agardh) P.-E.Lim & H.Kawai ex Cormaci & G.Furnari, 2012
• Neoralfsia hancockii (E.Y.Dawson) D.Leon-Alvarez & M.L.Nunez-Reséndiz, 2014
• Petroderma maculiforme (Wollny) Kuckuck, 1897
• Petroderma steinitzii Rayss & Dor, 1963
• Petroderma vietnamensis Pham-Hoàng Hô, 1969
• Ralfsia australis Skottsberg, 1921
• Ralfsia bornetii Kuckuck, 1894 accepted as Stragularia clavata (Harvey) Hamel, 1939
• Ralfsia californica Setchell & N.L.Gardner, 1924 accepted as Petalonia fascia (O.F.Müller) Kuntze, 1898
• Ralfsia ceylanica Harvey ex Barton, 1903 accepted as Lobophora ceylanica (Harvey ex E.S.Barton) C.W.Vieira, De Clerck & Payri, 2016
• Ralfsia clavata (Carmichael ex Harvey) P.Crouan & H.Crouan, 1867 accepted as Stragularia clavata (Harvey) Hamel, 1939
• Ralfsia clavata P.L.Crouan & H.M.Crouan, 1852 accepted as Stragularia clavata (Harvey) Hamel, 1939
• Ralfsia clavata f. laminariae F.S.Collins, 1907 accepted as Stragularia clavata (Harvey) Hamel, 1939
• Ralfsia confusa Hollenberg, 1969
• Ralfsia deusta (C.Agardh) Berkeley, 1843 accepted as Ralfsia fungiformis (Gunnerus) Setchell & N.L.Gardner, 1924
• Ralfsia disciformis P.L.Crouan & H.M.Crouan, 1867 accepted as Stragularia clavata (Harvey) Hamel, 1939
• Ralfsia endopluroides J.Tanaka & Chihara, 1981
• Ralfsia expansa (J.Agardh) J.Agardh, 1848 accepted as Neoralfsia expansa (J.Agardh) P.-E.Lim & H.Kawai ex Cormaci & G.Furnari, 2012
• Ralfsia extensa P.L.Crouan & H.M.Crouan, 1867 accepted as Pseudolithoderma extensum (P.Crouan & H.Crouan) S.Lund, 1959
• Ralfsia fatiscens (Areschoug) Gobi, 1878 accepted as Lithoderma fatiscens Areschoug, 1875
• Ralfsia fluviatilis Areschoug, 1930 accepted as Heribaudiella fluviatilis (Areschoug) Svedelius, 1930
• Ralfsia fungiformis (Gunnerus) Setchell & N.L.Gardner, 1924
• Ralfsia hancockii E.Y.Dawson, 1944 accepted as Neoralfsia hancockii (E.Y.Dawson) D.Leon-Alvarez & M.L.Nunez-Reséndiz, 2014
• Ralfsia hesperia Setchell & N.L.Gardner, 1924
• Ralfsia huanghaiensis Li & Li, 1993
• Ralfsia hyalina (Kützing) O'Meara, 1876
• Ralfsia integra Hollenberg, 1969
• Ralfsia longicellularis Perestenko, 1980
• Ralfsia lucida S.Lund, 1967
• Ralfsia macrocarpa Feldmann, 1931 accepted as Hapalospongidion macrocarpum (Feldmann) León-Álvarez & González-González, 1993
• Ralfsia major Kützing, 1859 accepted as Sonderopelta capensis (Montagne) A.D.Krayesky, 2009 accepted as Sonderophycus capensis (Montagne) M.J.Wynne, 2011
• Ralfsia minima (Ralfs) O'Meara, 1876 accepted as Fragilaria hyalina var. minima (Ralfs) De Toni, 1892 accepted as Diatoma minimum Ralfs, 1846
• Ralfsia occidentalis Hollenberg, 1945 accepted as Ralfsia pacifica Hollenberg, 1944
• Ralfsia ovata Rosenvinge, 1893
• Ralfsia pacifica Hollenberg, 1944
• Ralfsia pangoensis Setchell, 1924 accepted as Hapalospongidion pangoense (Setchell) Hollenberg, 1942 accepted as Mesospora pangoensis (Setchell) Chihara & J.Tanaka, 1982
• Ralfsia pangoensis var. galapagensis Setchell & N.L.Gardner, 1937 accepted as Mesospora pangoensis var. galapagensis (Setchell & Gardner) Chihara & J.Tanaka, 1982
• Ralfsia pedicellata J.Tanaka & Chihara, 1981
• Ralfsia pusilla (Strömfelt) Foslie, 1892
• Ralfsia robertii M.I.Parente & G.W.Saunders, 2019
• Ralfsia spongiocarpa Batters, 1888 accepted as Stragularia spongiocarpa (Batters) Hamel, 1939
• Ralfsia tenebris M.I.Parente & G.W.Saunders, 2019
• Ralfsia tenuis Kylin, 1947 accepted as Stragularia clavata (Harvey) Hamel, 1939
• Ralfsia unimaculata M.I.Parente & G.W.Saunders, 2019
• Ralfsia verrucosa (Areschoug) Areschoug, 1845
• Ralfsia verrucosa var. cochlearum J.E. Areschoug, 1876 accepted as Ralfsia verrucosa (Areschoug) Areschoug, 1845
• Ralfsia verrucosa var. erythraea Piccone & Gunow, 1884
• Ralfsia verrucosa var. lignicola J.E. Areschoug, 1847 accepted as Ralfsia verrucosa (Areschoug) Areschoug, 1845
• Ruprechtiella filiformis (Ruprecht) Yendo, 1913 accepted as Analipus filiformis (Ruprecht) Papenfuss, 1967