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Squatinactiformes

Chondrichthyes - Squatinactiformes

Taxonomy
Squatinactida was named by Zangerl (1981). It is not extant.

It was corrected as Squatinactiformes by Ginter et al. (2010) and Nelson et al. (2016).

It was assigned to Elasmobranchii by Zangerl (1981); to Chondrichthyes by Sepkoski (2002); to Cladodontomorphi by Ginter et al. (2010); and to Ctenacanthimorpha by Nelson et al. (2016).

Subtaxa

Synonymy list
YearName and author
1981Squatinactida Zangerl p. 101
2002Squatinactida Sepkoski
2010Squatinactiformes Ginter et al. p. 80
2016Squatinactiformes Nelson et al. p. 47

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Deuterostomia
phylumChordataHaeckel 1874
subphylumVertebrata
RankNameAuthor
superclassGnathostomata
classChondrichthyes
subclassElasmobranchiiBonaparte 1838
superorderCladodontomorphi
orderSquatinactiformes()
orderSquatinactiformes()

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.

Or. †Squatinactiformes Zangerl 1981
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Fm. †Squatinactidae Cappetta et al. 1993
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G. †Squatinactis Lund and Zangerl 1974
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Squatinactis caudispinatus Lund and Zangerl 1974
Diagnosis
No diagnoses are available