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Xiphotrygon

Chondrichthyes - Trygonidae

Taxonomy
Xiphotrygon was named by Cope (1879).

It was synonymized subjectively with Dasyatis by Hay (1902) and Cappetta (1987).

It was assigned to Trygonidae by Woodward (1889).

Species
X. acutidens

Synonymy list
YearName and author
1879Xiphotrygon Cope
1889Xiphotrygon Woodward p. 153

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Deuterostomia
phylumChordataHaeckel 1874
subphylumVertebrata
superclassGnathostomata
RankNameAuthor
classChondrichthyes
subclassElasmobranchiiBonaparte 1838
infraclassEuselachii()
—NeoselachiiCompagno 1977
—Selachii
familyTrygonidaeMüller and Henle 1837
genusXiphotrygonCope 1879

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.

G. †Xiphotrygon Cope 1879
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†Xiphotrygon acutidens Cope 1879
Diagnosis
No diagnoses are available