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Petromyzontida

Petromyzontida -

Taxonomy
Petromyzontida is a class.

It was assigned to Petromyzontomorphi by Long (2011); and to Vertebrata by Van Der Laan (2019).

Sister taxa
Atelaspidiformes, Birkeniiformes, Cephalaspidida, Cephalaspidiformes, Galeaspidiformes, Petromyzontiformes (syn. Hyperoartii), Pituriaspidiformes

View classification of included taxa

Synonyms
Synonymy list
YearName and author
1971Cephalaspidomorphi Moy-Thomas and Mile
2002Cephalaspidomorphi Sepkoski, Jr.
2011Cephalaspidomorphi Long p. 241
2011Petromyzontida Long p. 241
2019Petromyzontida Van Der Laan p. 15

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RankNameAuthor
kingdomAnimalia()
Triploblastica
Nephrozoa
Deuterostomia
RankNameAuthor
phylumChordataHaeckel 1847
subphylumVertebrata
classPetromyzontida
classPetromyzontida

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.

Diagnosis
No diagnoses are available