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Morphology Ecology and taphonomy   Age range and collections

Symmoriiformes

Chondrichthyes - Symmoriiformes

Synonymy list
YearName and author
1981Symmoriida Zangerl p. 68
1985Symmoriida Williams p. 88
1988Symmoriida Goto et al. p. 292
1998Symmoriida Williams p. 251
2001Symmoriida Coates and Sequeira
2002Symmoriida Sepkoski, Jr.
2008Symmoriiformes Maisey p. 186
2010Symmoriiformes Ginter et al. p. 59
2013Symmoriiformes Ivanov et al.

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RankNameAuthor
kingdomAnimalia()
Triploblastica
Nephrozoa
Deuterostomia
phylumChordataHaeckel 1847
RankNameAuthor
classChondrichthyes
subclassElasmobranchiiBonaparte 1838
superorderCladodontomorphi
orderSymmoriiformes()
orderSymmoriiformes()

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