Acrasia accepted as Acrasis Van Tieghem, 1880 (extant flag source)
Acrasia accepted as Acrasis Van Tieghem, 1880 (basis of record)
Arthromitus J. Leidy, 1849 accepted as Candidatus Arthromitus Snel et al., 1995 (basis of record)
Calcidiscus Kamptner, 1950 (extant flag source)
Calcidiscus Kamptner, 1950 (basis of record)
Camerina Bruguiere, 1792 † accepted as Nummulites Lamarck, 1801 (basis of record)
Camerina Bruguiere, 1792 † accepted as Nummulites Lamarck, 1801 (extant flag source)
Chlorochromatium accepted as Chlorobium Nadson, 1906 (Approved Lists, 1980) emend. Imhoff, 2003 (basis of record)
Chlorochromatium accepted as Chlorobium Nadson, 1906 (Approved Lists, 1980) emend. Imhoff, 2003 (extant flag source)
Cyathea J.E. Smith, 1793 (extant flag source)
Cyathea J.E. Smith, 1793 (basis of record)
Elsinoe Raciborski, 1900 (basis of record)
Elsinoe Raciborski, 1900 (extant flag source)
Hymenophytum accepted as Hymenophyton Dumortier, 1835 (extant flag source)
Hymenophytum accepted as Hymenophyton Dumortier, 1835 (basis of record)
Lejeunea M.-A. Libert, 1820 (extant flag source)
Lejeunea M.-A. Libert, 1820 (basis of record)
Lepidozia (Dumortier) Dumortier, 1835 (extant flag source)
Lepidozia (Dumortier) Dumortier, 1835 (basis of record)
Lineola Pringsheim, 1950 accepted as Bacillus Cohn, 1872 (Approved Lists, 1980) (basis of record)
Lineola Pringsheim, 1950 accepted as Bacillus Cohn, 1872 (Approved Lists, 1980) (extant flag source)
Matteucia accepted as Matteuccia Todaro, 1866 (extant flag source)
Matteucia accepted as Matteuccia Todaro, 1866 (basis of record)
Methanobacillus (basis of record)
Methanobacillus (extant flag source)
Methanobacillus (source of synonymy)
Methanothrix Huser et al., 1983 (basis of record)
Methanothrix Huser et al., 1983 (extant flag source)
Microthopalodia accepted as Microrhopalodina Grassi & Foa, 1911 (basis of record)
Microthopalodia accepted as Microrhopalodina Grassi & Foa, 1911 (extant flag source)
Miliola Lamarck, 1804 † (basis of record)
Ocultammina accepted as Occultammina Tendal, Swinbanks & Shirayama, 1982 (extant flag source)
Ocultammina accepted as Occultammina Tendal, Swinbanks & Shirayama, 1982 (basis of record)
Paleodictyon Meneghini in Murchison, 1850 † (basis of record)
Paleodictyon Meneghini in Murchison, 1850 † (extant flag source)
Pfeisteria accepted as Pfiesteria K.A. Steidinger & J.M. Burkholder in K.A. Steidinger, J.M. Burkholder, H.B. Glasgow, C.W. Hobbs, J.K. Garett, E. Truby, E.J. Noga & S.A. Smith, 1996 (extant flag source)
Pfeisteria accepted as Pfiesteria K.A. Steidinger & J.M. Burkholder in K.A. Steidinger, J.M. Burkholder, H.B. Glasgow, C.W. Hobbs, J.K. Garett, E. Truby, E.J. Noga & S.A. Smith, 1996 (basis of record)
Planctobacter L. Margulis & K.V. Schwartz, 1998 accepted as Planctomyces M. Gimesi, 1924 (Approved Lists, 1980) (basis of record)
Planctobacter L. Margulis & K.V. Schwartz, 1998 accepted as Planctomyces M. Gimesi, 1924 (Approved Lists, 1980) (extant flag source)
Platiclothus accepted as Platichthys Girard, 1854 (basis of record)
Platiclothus accepted as Platichthys Girard, 1854 (extant flag source)
Pontosphaera Lohmann, 1902 (basis of record)
Rhynia R. Kidston & W.H. Lang, 1917 † (basis of record)
Rhynia R. Kidston & W.H. Lang, 1917 † (extant flag source)
Spirosymplokos Guerrero, Ashen, Solé & Margulis, 1993 (extant flag source)
Spirosymplokos Guerrero, Ashen, Solé & Margulis, 1993 (basis of record)
Syracosphaera Lohmann, 1902 (basis of record)
Syracosphaera Lohmann, 1902 (extant flag source)