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Xystrodus

Chondrichthyes - Cochliodontiformes - Cochliodontidae

Taxonomy
Xystrodus was named by Plieninger (1860) [Sepkoski's age data: P u Sepkoski's reference number: 746].

It was assigned to Cochliodontidae by Woodward (1889) and Jordan (1963); and to Ctenacanthida by Sepkoski (2002).

Synonymy list
YearName and author
1860Xystrodus Plieninger
1889Xystrodus Woodward p. 192
1963Xystrodus Jordan p. 594
2002Xystrodus Sepkoski, Jr.

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RankNameAuthor
kingdomAnimalia()
Triploblastica
Nephrozoa
Deuterostomia
phylumChordataHaeckel 1847
classChondrichthyes
RankNameAuthor
subclassHolocephali(Bonaparte 1832)
superorderHolocephalomorphaLund 1986
orderCochliodontiformesObruchev 1953
familyCochliodontidaeOwen 1867
genusXystrodusPlieninger 1860

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