Classification of Candela and Harper 2014
G. †Craigella
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†Craigella grayiae Davidson 1870
Invalid names: Epacroplecia Williams 1962 [synonym]
G. †Cyrtonotella Schuchert and Cooper 1931
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†Cyrtonotella subfissicosta Reed 1917
G. †Dalmanella Hall and Clarke 1892
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†Dalmanella cheesemani Williams 1962
†Dalmanella federata Reed 1917
G. †Dinorthis Hall and Clarke 1892
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†Dinorthis carrickensis Reed 1917
†Dinorthis subplicatella Reed 1917
G. †Hesperorthis Schuchert and Cooper 1931
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†Hesperorthis australis Cooper 1956
†Hesperorthis craigensis Reed 1917
G. †Laticrura Cooper 1956
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†Laticrura inconstans Reed 1917
†Laticrura pionodema Cooper 1956
G. †Oxoplecia Wilson 1913
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†Oxoplecia andersoni Reed 1917
†Oxoplecia subborealis Davidson 1883
G. †Paucicrura Cooper 1956
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†Paucicrura cristata Cooper 1956
†Paucicrura eximia Williams 1962
†Paucicrura sila Williams 1962
G. †Plectorthis Hall and Clarke 1892
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†Plectorthis australis Cooper 1956
†Plectorthis scotica McCoy 1852
G. †Ptychopleurella Schuchert and Cooper 1931
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†Ptychopleurella rectangulata Cooper 1956
G. †Skenidioides Schuchert and Cooper 1931
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†Skenidioides costatus Cooper 1956
†Skenidioides craigensis Reed 1917
G. †Sulevorthis Jaanusson and Bassett 1993
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†Sulevorthis parvicrassicostatus Cooper 1956
†Sulevorthis playfairi Reed 1917
G. †Bilobia Cooper 1956
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G. †Bimuria Ulrich and Cooper 1942
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†Bimuria buttsi Cooper 1956
†Bimuria youngiana Davidson 1870
G. †Christiania Hall and Clarke 1892
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†Christiania bilobata Reed 1917
†Christiania perrugata Reed 1945
†Christiania sulcata Williams 1962
G. †Colaptomena Cooper 1956
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†Colaptomena concentrica Portlock 1843
†Colaptomena macallumi Reed 1917
G. †Craspedelia Cooper 1956
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†Craspedelia gabata Williams 1962
†Craspedelia marginata Cooper 1956
G. †Dactylogonia Ulrich and Cooper 1942
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†Dactylogonia multicorrugata Reed 1917
†Dactylogonia semiglobosina Davidson 1870
G. †Glyptomena Cooper 1956
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†Glyptomena brumalis Reed 1917
†Glyptomena trippi Williams 1962
G. †Mjoesina Spjeldnaes 1957
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G. †Palaeostrophomena Holtedahl 1916
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†Palaeostrophomena angulata Cooper 1956
†Palaeostrophomena subarachnoidea Reed 1917
†Palaeostrophomena subfilosa Reed 1917
G. †Rafinesquina Hall and Clarke 1892
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†Rafinesquina insidiosa Williams 1962
†Rafinesquina planulata Cooper 1956
G. †Camerella Billings 1859
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†Camerella minuta Cooper 1956
†Camerella peachi Davidson 1883
G. †Parastrophina Schuchert and LeVene 1929
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†Parastrophina anceps Reed 1944
†Parastrophina balcletchiensis Davidson 1883
†Parastrophina scotica Davidson 1883
G. †Parastrophinella Schuchert and Cooper 1931
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†Parastrophinella thraivensis Reed 1917
†Parastrophinella youngi Reed 1917
G. †Oligorhynchia Cooper 1956
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†Oligorhynchia bifurcata Cooper 1956
†Oligorhynchia conybearei Reed 1917
G. †Rostricellula Ulrich and Cooper 1942
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†Rostricellula ardmillanensis Reed 1917
†Rostricellula lapworthi Davidson 1883
G. †Idiospira
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†Idiospira carrickensis Reed 1917
†Idiospira cuneatella Davidson 1883
†Idiospira longa Cooper 1956
†Idiospira sulcata Williams 1962
†Idiospira thomsoni Davidson 1868
G. †Manespira Copper 1986
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†Manespira diversa Reed 1917
†Manespira rotunda Cooper 1956
Subg. †Leptaena (Leptaena) Dalman 1828
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†Leptaena (Leptaena) diademata Williams 1962
†Leptaena (Leptaena) infrunita Williams 1962
†Leptaena (Leptaena) ordovicica Cooper 1956
†Leptaena (Leptaena) strandi Spjeldnaes 1957
Subg. †Leangella (Leangella) Opik 1933
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†Leangella (Leangella) anatoli Spjeldnaes 1957
†Leangella (Leangella) discuneata Lamont 1935
†Leangella (Leangella) hamari Spjeldnaes 1957
Subg. †Eoplectodonta (Eoplectodonta) Kozlowski 1929
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†Eoplectodonta (Eoplectodonta) conspicua Reed 1917
†Eoplectodonta (Eoplectodonta) semirugata Reed 1917
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†Eoplectodonta (Eoplectodonta) semirugata plicata Williams 1962
G. †Longvillia Bancroft 1933
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†Longvillia deficiens Reed 1917
†Longvillia norvegica Spjeldnaes 1957
Subg. †Sowerbyella (Sowerbyella) Jones 1928
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†Sowerbyella (Sowerbyella) elusa Williams 1962
†Sowerbyella (Sowerbyella) varicostellata Cooper 1956
Subg. †Leptellina (Leptellina) Ulrich and Cooper 1936
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†Leptellina (Leptellina) llandeiloensis Davidson 1883
†Leptellina (Leptellina) rhacta Williams 1962
†Leptellina (Leptellina) semilunata Williams 1962
†Ptychoglyptus irregularis Reed 1940
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Invalid names: Ptychoglyptus valdari Spjeldnaes 1957 [synonym]