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Spiraculata

Blastoidea

Taxonomy
Spiraculata was named by Jaekel (1918). It is not extant. It was considered polyphyletic by Waters and Horowitz (1993).

It was reranked as the superorder Spiraculata by Waters and Horowitz (1993).

It was assigned to Blastoidea by Macurda (1964), Beaver et al. (1967), Waters and Horowitz (1993), Sepkoski (2002).

Subtaxa
Kadiskoblastus, Malchiblastus, Monoblastus, Monoschizablastus, Nucleocrinida, Tanablastus, Troosticrinida, Uyguroblastus, Xinjiangoblastus
Sister taxa
Nucleocrinida, Troosticrinida
Entered
by J. Sepkoski on 2003-01-23; modified by D. Mathieson on 2013-04-30

Synonymy list
YearName and author
1918Spiraculata Jaekel p. 107
1964Spiraculata Macurda, Jr. p. 106
1967Spiraculata Beaver et al. p. S416
1993Spiraculata Waters and Horowitz p. 212
2002Spiraculata Sepkoski

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Deuterostomia
—Ambulacraria
RankNameAuthor
phylumEchinodermata
subphylumBlastozoa
classBlastoideaSay 1825
superorderSpiraculata(Jaekel 1918)
superorderSpiraculata(Jaekel 1918)

If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.

Superor. †Spiraculata Jaekel 1918
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G. †Malchiblastus McKellar 1966
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†Malchiblastus australis Etheridge 1892
Or. †Nucleocrinida Waters and Horowitz 1993
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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
Or. †Troosticrinida Bather 1900
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Fm. †Troosticrinidae Bather 1899
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Subfm. †Belocrininae Horowitz et al. 1986
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G. †Belocrinus Munier-Chalmas 1881
G. †Diploblastus Fay 1961
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†Diploblastus diploblastus Feldman 1987
†Diploblastus glaber Meek and Worthen 1869
Subfm. †Ropaloblastinae Fay 1964
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G. †Ropaloblastus Fay 1964
Subfm. †Troosticrininae Bather 1899
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G. †Costatoblastus Sprinkle and Gutschick 1967
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†Costatoblastus sappingonensis Sprinkle and Gutschick 1967
G. †Metablastus Etheridge, Jr. and Carpenter 1886
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†Metablastus wachsmuthi Gurley 1884
†Metablastus wortheni Hall 1858
G. †Schizotremites Reimann 1945
G. †Tricoelocrinus Meek and Worthen 1868
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†Tricoelocrinus woodmani Meek and Worthen 1868
G. †Troosticrinus Shumard 1866
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†Troosticrinus reinwardti Troost 1835
Invalid names: Calycoblastinae Fay 1964 [empty]
Invalid names: Diploblastidae Fay 1964 [empty]
G. †Uyguroblastus Lane et al. 1997
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†Uyguroblastus conicus Lane et al. 1997
G. †Xinjiangoblastus Lane et al. 1997
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†Xinjiangoblastus ornatus Lane et al. 1997
Diagnosis
No diagnoses are available