Parasphenopteris K.-Q.Sun & S.-H.Deng, 2006 genus doubtful

Silesiatheca G.Pacyna & D.Zdebska, 2010 genus doubtful

Lyginopteris H.Potonié, 1897 genus accepted

Eusphenopteris W.Gothan ex E.Simson-Scharold, 1934 genus doubtful

Anasperma Long, 1966 genus doubtful

Sphenopteris (A.T.Brongniart) Sternberg, 1825 genus accepted

Pitys H.T.M.Witham, 1833 genus accepted

Dictyoxylon W.C.Williamson, 1869 genus synonym

Caracuboxylon M.D.Zalessky & E.F.Tschirkova, 1930 genus accepted

Pseudopecopteris Lesquereux, 1880 genus accepted

Schopfiangium B.M.Stidd, M.O.Rischbieter & T.L.Phillips, 1985 genus doubtful

Araucarioxylon Kraus, 1870 genus synonym

Microspermopteris R.W.Baxter, 1949 genus accepted

Feraxotheca M.A.Millay & T.N.Taylor, 1977 genus doubtful

Sagenopteridium F.A.Stanislawski, 1976 genus doubtful

Ullmannites J.Tuzson, 1906 genus synonym

Lagenostoma W.C.Williamson, 1875 genus accepted

Lagenospermum Nathorst, 1914 genus accepted

Lagenospermopteris A.B.Doweld, 2003 genus synonym

Melissiotheca B.Meyer-Berthaud, 1986 genus doubtful

Trivena M.T.Dunn, G.W.Rothwell & G.Mapes, 2003 genus doubtful

Megaloxylon A.C.Seward, 1899 genus accepted

Rhetinangium Gordon, 1912 genus accepted

Eristophyton M.D.Zalessky, 1911 genus accepted

Pissadendron Endlicher, 1842 genus synonym

Sphaenopteris (A.T.Brongniart) Sternberg, 1825 genus synonym

Lyginodendron Gourlie, 1843 genus accepted

Pitus H.T.M.Witham, 1833 genus synonym