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Janassa unguiformis

Chondrichthyes - Petalodontiformes - Janassidae

Taxonomy
Peltodus unguiformis was named by St John and Worthen (1870).

It was recombined as Janassa unguiformis by Branson (1916).

Synonymy list
YearName and author
1870Peltodus unguiformis St John and Worthen p. 362 figs. Pl 2, figs 7,7a
1916Janassa unguiformis Branson p. 645 figs. Pl 2, figs 1-4

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RankNameAuthor
kingdomAnimalia()
Triploblastica
Nephrozoa
Deuterostomia
phylumChordataHaeckel 1847
subphylumVertebrata
superclassGnathostomata
RankNameAuthor
classChondrichthyes
subclassHolocephali(Bonaparte 1832)
orderPetalodontiformes()
familyJanassidaeJaekel 1899
genusJanassa
speciesunguiformis(St John and Worthen 1870)

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