Classification of the family Taffiidae

Fm. †Taffiidae Schuchert and Cooper 1931
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Subfm. †Ahtiellinae Opik 1933
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G. †Ahtiella Öpik 1932
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Ahtiella arenaria Opik 1933
Ahtiella argentina Benedetto and Herrera 1986
Ahtiella baltica Öpik 1932
Ahtiella concava Bates 1968
Ahtiella jaanussoni Hessland 1949
Ahtiella lirata Öpik 1932
Ahtiella oelandica Hessland 1949
Ahtiella paucirugosa Neuman 1976
Ahtiella plana Hessland 1949
Ahtiella zarelae Gutiérrez−Marco and Villas 2007
G. †Borua
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Borua modesta Williams and Curry 1985
G. †Guttasella Neuman 1976
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Guttasella gutta Neuman 1976
G. †Inversella Opik 1933
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Inversella angulata Opik 1933
Inversella borealis Opik 1933
G. †Schedophyla Neuman 1971
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Schedophyla potteri Neuman 1971
Schedophyla striata Xu et al. 1974
G. †Bockelia Neuman and Bruton 1989
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Bockelia angusticostata Neuman and Bruton 1989
Bockelia canalis Benedetto 2015
G. †Halirhachis Zhan and Jin 2005
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Halirhachis leonina Brunton and Lazarev 1997
Subfm. †Leptellinae Williams 1965
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G. †Huacoella Benedetto and Herrera 1993
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Huacoella radiata Benedetto and Herrera 1993
G. †Leptella Hall and Clarke 1892
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Subg. †Leptella (Leptella) Hall and Clarke 1892
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Leptella (Leptella) inequicostellata Hansen and Holmer 2011
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Petroria rugosa Wilson 1926
Leptella exigua Clark 1924
Leptella grandis Xu et al. 1974
Leptella musculosa Williams and Curry 1985
Leptella nevadensis Ulrich and Cooper 1936
Leptella sarytumensis Nikitina et al. 2006
Leptella sordida Billings 1862
Invalid names: Eosericoidea [synonym]
G. †Niquivilia Benedetto and Herrera 1993
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Niquivilia extensa Benedetto and Herrera 1993
Subfm. †Pelonomiinae Cocks and Rong 1989
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G. †Pelonomia Cooper 1965
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Pelonomia delicatula Billings 1865
Pelonomia sulcata Hansen and Holmer 2011
Subfm. †Taffiinae Schuchert and Cooper 1931
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G. †Amadeuphyla Jakobsen et al. 2014
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Amadeuphyla joanae Jakobsen et al. 2014
G. †Aporthophyla Ulrich and Cooper 1938
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Aporthophyla aurora Billings 1865
Aporthophyla kasachstanica Rukavishnikova 1956
Aporthophyla stoermeri Neuman and Bruton 1974
Aporthophyla typa Ulrich and Cooper 1936
G. †Aporthophylina Ulrich and Cooper 1936
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Spanodonta floweri Cooper 1988
Spanodonta hoskingiae Prendergast 1935
Invalid names: Archambona Cooper 1988 [synonym]
G. †Taffia Butts 1926
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Taffia anomala Benedetto and Herrera 1986
Taffia planoconvexa Butts 1926
Taffia westgatei Ulrich and Cooper 1936
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Tourmakeadia fimbriata Williams and Curry 1985
G. †Tinopena Laurie 1997
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Tinopena shergoldi Laurie 1997
Subfm. †Ukoainae Pedersen and Rasmussen 2019
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G. †Ukoa Öpik 1932
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Ukoa ornata Öpik 1932
Invalid names: Plectambonites hemisphaerica Schmidt 1908 [nomen nudum]