Classification of the order Spiraculata

Or. †Spiraculata Jaekel 1918
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G. †Arcuoblastus Macurda 1977
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†Arcuoblastus shumardi Macurda 1977
G. †Costatoblastus Sprinkle and Gutschick 1967
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†Costatoblastus sappingonensis Sprinkle and Gutschick 1967
G. †Deliablastus Ausich and Meyer 1988
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†Deliablastus cumberlandensis Ausich and Meyer 1988
Fm. †Diploblastidae Fay 1964
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G. †Euryoblastus Ausich and Meyer 1988
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†Euryoblastus veryi Ausich and Meyer 1988
G. †Gongyloblastus Macurda, Jr and Racheboeuf 1975
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†Gongyloblastus armoricanus Macurda, Jr and Racheboeuf 1975
G. †Iranoblastus Flugel 1966
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†Iranoblastus nodosus Flugel 1966
Fm. †Nucleocrinidae Bather 1899
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G. †Elaeacrinus Roemer 1851
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†Elaeacrinus verneuili Troost 1841
G. †Nucleocrinus Conrad 1842
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†Nucleocrinus bosei Sumrall et al. 2009
†Nucleocrinus elegans Conrad 1842
†Nucleocrinus obovatus Barris 1883
G. †Placoblastus Fay 1961
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†Placoblastus obovatus Barris 1883
Fm. †Orbitremitidae Bather 1899
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G. †Doryblastus Fay 1961
G. †Ellipticoblastus Fay 1960
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G. †Globoblastus Hambach 1903
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†Globoblastus norwoodi Owen and Shumard 1850
G. †Houiblastus Lane 1997
G. †Monoschizoblastus Cline 1936
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†Monoschizoblastus rofei Etheridge and Carpenter 1882
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†Orbitremites norwoodi Owen and Shumard 1850
Fm. †Pentremitidae d'Orbigny 1851
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G. †Ambolostoma Peck 1930
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†Ambolostoma baileyi Peck 1930
G. †Belocrinus Munier-Chalmas 1881
G. †Cordyloblastus Fay 1961
G. †Pentremites Say 1820
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†Pentremites aridus Webster and Lane 1970
†Pentremites conoideus Hall 1856
†Pentremites cristalensis Macurder 1964
†Pentremites elongatus Shumard 1855
†Pentremites godoni Defrance 1819
†Pentremites kirki Hambach 1903
†Pentremites pentremites Hernon 1935
†Pentremites pulchellus Ulrich 1917
†Pentremites rusticus Hambach 1903
†Pentremites stelliformis Owen and Shumard 1850
G. †Pentremoblastus Fay and Koenig 1963
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†Pentremoblastus conicus Fay and Koeing 1963
G. †Rhopaloblastus Wanner 1924
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†Rhopaloblastus belfordi Crockford and Brown 1940
†Rhopaloblastus cuspidus Webster and Jell 1992
G. †Perittoblastus Ausich and Meyer 1988
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†Perittoblastus liratus Ausich and Meyer 1988
G. †Pyramiblastus Macurda, Jr. 1964
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†Pyramiblastus fusiformis Wachsmuth and Springer 1888
G. †Sinopetaloblastus Lane et al. 1997
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†Sinopetaloblastus grabaui Waters et al. 2003
†Sinopetaloblastus jinxingae Lane et al. 1997
G. †Tanaoblastus Fay 1961
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†Tanaoblastus roemeri Shumard 1855
G. †Xyeleblastus Ausich and Meyer 1988
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†Xyeleblastus magnificus Ausich and Meyer 1988