Ammonidium T.R. Lister, 1970 † (basis of record)
Ammonidium T.R. Lister, 1970 † (extant flag source)
Buedingiisphaeridium Schaarschmidt, 1963 † (basis of record)
Buedingiisphaeridium Schaarschmidt, 1963 † (extant flag source)
Cymatiosphaera O. Wetzel, 1933 † (basis of record)
Cymatiosphaera O. Wetzel, 1933 † (extant flag source)
Cymbosphaeridium T.R. Lister, 1970 † (basis of record)
Cymbosphaeridium T.R. Lister, 1970 † (extant flag source)
Dictyotidium Eisenack, 1955 † (basis of record)
Dictyotidium Eisenack, 1955 † (extant flag source)
Dilatisphaera T.R. Lister, 1970 † (basis of record)
Dilatisphaera T.R. Lister, 1970 † (extant flag source)
Dorsennidium E.R. Wicander, 1974 † (extant flag source)
Dorsennidium E.R. Wicander, 1974 † (basis of record)
Duvernaysphaera F.L. Staplin, 1961 † (extant flag source)
Duvernaysphaera F.L. Staplin, 1961 † (basis of record)
Glyptosphaera V.V. Kirjanov, 1978 † (basis of record)
Glyptosphaera V.V. Kirjanov, 1978 † (extant flag source)
Hapsidopalla G. Playford, 1977 † (extant flag source)
Hapsidopalla G. Playford, 1977 † (basis of record)
Helosphaeridium T.R. Lister, 1970 † (basis of record)
Helosphaeridium T.R. Lister, 1970 † (extant flag source)
Hoegklintia K.J. Dorning, 1981 † (extant flag source)
Hoegklintia K.J. Dorning, 1981 † (basis of record)
Hystrichosphaeridium G. Deflandre, 1937 † (extant flag source)
Hystrichosphaeridium G. Deflandre, 1937 † (basis of record)
Leiosphaera A. Eisenack, 1938 † accepted as Tasmanites E.T. Newton, 1875 † (extant flag source)
Leiosphaera A. Eisenack, 1938 † accepted as Tasmanites E.T. Newton, 1875 † (basis of record)
Leiosphaerdia A. Eisenack, 1958 † (extant flag source)
Leiosphaerdia A. Eisenack, 1958 † (basis of record)
Leptobrachion K.J. Dorning, 1981 † (extant flag source)
Leptobrachion K.J. Dorning, 1981 † (basis of record)
Myriastiches Sollas, 1899 † (basis of record)
Neoveryhachium F.H. Cramer, 1970 † (basis of record)
Neoveryhachium F.H. Cramer, 1970 † (extant flag source)
Onondagella F.H. Cramer, 1966 † (extant flag source)
Onondagella F.H. Cramer, 1966 † (basis of record)
Oppilatala A.R. Loeblich Jr. & E.R. Wicander, 1976 † (extant flag source)
Oppilatala A.R. Loeblich Jr. & E.R. Wicander, 1976 † (basis of record)
Ovum A. Eisenack, 1931 † (extant flag source)
Ovum A. Eisenack, 1931 † (basis of record)
Percultisphaera T.R. Lister, 1970 † (extant flag source)
Percultisphaera T.R. Lister, 1970 † (basis of record)
Peteinosphaeridium F.L. Staplin, J. Jansonius & S. Pocock, 1965 † (basis of record)
Peteinosphaeridium F.L. Staplin, J. Jansonius & S. Pocock, 1965 † (extant flag source)
Polyedrixium J. Deunff, 1954 ex Deunff, 1961 † (extant flag source)
Polyedrixium J. Deunff, 1954 ex Deunff, 1961 † (basis of record)
Psenotopus H. Tappan & A.R. Loeblich Jr., 1972 † (extant flag source)
Psenotopus H. Tappan & A.R. Loeblich Jr., 1972 † (basis of record)
Pterospermella A. Eisenack, 1972 † (basis of record)
Pterospermella A. Eisenack, 1972 † (extant flag source)
Pterospermopsis W. Wetzel, 1952 † (basis of record)
Pterospermopsis W. Wetzel, 1952 † (extant flag source)
Pulvinosphaeridium A. Eisenack, 1954 † (extant flag source)
Pulvinosphaeridium A. Eisenack, 1954 † (basis of record)
Quadratitum F.H. Cramer, 1964 † (basis of record)
Quadratitum F.H. Cramer, 1964 † (extant flag source)
Salopidium K.J. Dorning, 1981 † (extant flag source)
Salopidium K.J. Dorning, 1981 † (basis of record)
Schismatosphaeridium F.L. Staplin, J. Jansonius & S. Pocock, 1965 † (extant flag source)
Schismatosphaeridium F.L. Staplin, J. Jansonius & S. Pocock, 1965 † (basis of record)
Tunisphaeridium J. Deunff & Evitt, 1968 † (basis of record)
Visbysphaera T.R. Lister, 1970 † (basis of record)
Visbysphaera T.R. Lister, 1970 † (extant flag source)