Classification of the family Theonellidae

Fm. Theonellidae Lendenfeld 1904
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Subfm. †Acrochordoniinae Schrammen 1910
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G. †Achrochordiella Rigby 1981
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†Achrochordiella vokesi Rigby 1981
G. †Acrochordonia Schrammen 1901
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†Acrochordonia auricula Schrammen 1910
†Acrochordonia bifurcata Hurcewicz 1966
†Acrochordonia coilorhopalota Defretin-Lefranc 1960
†Acrochordonia irregularis Ulbrich 1974
†Acrochordonia ramosa Schrammen 1901
†Acrochordonia regularis Hurcewicz 1966
†Acrochordonia stellata Lagneau-Herenger 1962
G. †Eustrobilus Schrammen 1910
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†Eustrobilus aptiensis Lagneau-Herenger 1962
†Eustrobilus callosus Schrammen 1910
†Eustrobilus extraneus Hurcewicz 1966
G. †Phyllodermia Schrammen 1924
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Subg. †Phyllodermia (Cladodermia) Schrammen 1924
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†Phyllodermia (Cladodermia) curta Lagneau-Herenger 1962
Subg. †Phyllodermia (Phyllodermia) Schrammen 1924
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†Phyllodermia coronata Courtiller 1861
†Phyllodermia kempckei Wagner 1963
†Phyllodermia magna Hurcewicz 1966
†Phyllodermia pulchra Hurcewicz 1966
†Phyllodermia punctata Lagneau-Herenger 1962
G. †Pliegatella Brimaud and Vachard 1986
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†Pliegatella genovefae Brimaud and Vachard 1986
G. †Pseudojerea Moret 1926
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†Pseudojerea excavata Moret 1946
†Pseudojerea micropora Defretin-Lefranc 1960
G. †Ragadinia Zittel 1878
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†Ragadinia doederleini Schrammen 1910
†Ragadinia foraminifera Hurcewicz 1966
†Ragadinia laccophora Wagner 1963
†Ragadinia rimosa Roemer 1864
Subfm. †Phymaplectiinae Reid 2004
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G. †Phymaplectia Hinde 1883
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†Phymaplectia cribrata Hinde 1884
Invalid names: Phymaplecia [objective synonym]
G. †Thamnospongia Hinde 1884
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Subfm. †Theonellinae von Lendenfeld 1904
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G. †Colossolacis Schrammen 1910
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†Colossolacis plicata Schrammen 1910
G. Discodermia du Bocage 1869
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†Discodermia catalaunica Lagneau-Herenger 1962
†Discodermia gleba Schrammen 1910
†Discodermia polytylostoma Brimaud and Vachard 1986
†Discodermia stellata Moret 1925
G. †Leiophyllum Schrammen 1924
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†Leiophyllum panniculosum Schrammen 1924
G. †Placoscytus Schrammen 1910
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†Placoscytus jereaeformis Schrammen 1901
Invalid names: Sollasella Schrammen 1901 [synonym]
G. †Rhoptrum Schrammen 1910
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†Rhoptrum scytaliforme Schrammen 1910
G. †Verrucodesma Lagneau-Herenger 1962
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†Verrucodesma cylindrata Lagneau-Herenger 1962
†Verrucodesma subconica Lagneau-Herenger 1962
G. †Zitteleus