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Anaspida

Anaspida

Taxonomy
Anaspida was named by Traquair.

It was corrected as Anaspidi by Jaekel (1911); it was reranked as the subclass Anaspida by Dineley and Metcalf (1999); it was reranked as the superclass Anaspida by Blom (2008), Long (2011); it was reranked as the class Anaspida by Nelson et al. (2016), van der Laan (2019), Reeves et al. (2023).

It was assigned to Palaeostraci by Jaekel (1911); to Agnatha by Dineley and Metcalf (1999); to Cephalaspidomorphi by Sepkoski (2002); to Vertebrata by Blom (2008); to Craniata by Long (2011); to Anaspidomorphi by Nelson et al. (2016), van der Laan (2019); and to Cyclostomata by Reeves et al. (2023).

Subtaxa
Anaspidiformes, Birkeniida, Birkeniiformes, Conopiscius, Endeiolepidiformes
Sister taxa
Anaspidiformes, Birkeniida, Birkeniiformes, Endeiolepidiformes
Entered
by J. Sepkoski on 2003-01-23; modified by M. Carrano on 2019-12-17

Synonymy list
YearName and author
1911Anaspidi Jaekel p. 37
1999Anaspida Dineley and Metcalf p. 11
2002Anaspida Sepkoski
2008Anaspida Blom p. 594
2011Anaspida Long p. 241
2016Anaspida Nelson et al. p. 29
2019Anaspida van der Laan p. 19
2023Anaspida Reeves et al.

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Deuterostomia
phylumChordataHaeckel 1874
RankNameAuthor
subphylumVertebrata
superclassCyclostomataRichards
classAnaspida(Traquair)
classAnaspida(Traquair)

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.

Cl. †Anaspida Traquair
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Fm. †Pharyngolepididae Kiær 1924
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G. †Pharyngolepis Kiaer 1911
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†Pharyngolepis heintzi Ritchie 1964
†Pharyngolepis oblongus Kiaer 1911
Fm. †Pterygolepididae Obruchev 1964
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G. †Pterygolepis Kiaer 1911
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†Pterygolepis nitida Kiaer 1911
Fm. †Ramsaasalepididae Blom et al. 2003
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G. †Ramsaasalepis Blom and Marss 2003
Fm. †Septentrioniidae Blom et al. 2002
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G. †Septentrionia Blom et al. 2001
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†Septentrionia dissimilis Blom et al. 2001
†Septentrionia lancifera Blom et al. 2001
†Septentrionia mucronata Blom et al. 2001
†Septentrionia seducta Blom et al. 2001
Fm. †Tahulalepididae Blom et al. 2002
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G. †Tahulalepis Blom et al. 2001
Invalid names: Rhyncholepididae Kiaer 1924 [empty]
Or. Birkeniida Berg 1937
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G. †Cowielepis Blom 2008
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†Cowielepis ritchiei Blom 2008
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Fm. †Birkeniidae Traquair 1899
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G. †Birkenia
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†Birkenia elegans Traquair 1898
†Birkenia robusta Blom et al. 2001
G. †Ctenopleuron Mathew 1907
G. †Kerreralepis BLOM 2012
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†Kerreralepis carinata BLOM 2012
G. †Rhyncholepis Kiaer 1911
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†Rhyncholepis butriangula Blom et al. 2001
†Rhyncholepis parvula Kiaer 1911
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Fm. †Endeiolepididae Stensiö 1939
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G. †Endeiolepis Stensiö 1939
Diagnosis
No diagnoses are available