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Paraorthacodus

Chondrichthyes - Synechodontiformes - Paleospinacidae

Taxonomy
Paraorthacodus was named by Glikman (1957) [Sepkoski's age data: J Aale T Than Sepkoski's reference number: 884]. It is not extant.

It was assigned to Galeomorphii by Sepkoski (2002); and to Palaeospinacidae by Duffin and Ward (1993), Cvancara and Hoganson (1993), Siverson (1997), Rees (2000) and Klug (2008).

Synonymy list
YearName and author
1957Paraorthacodus Glikman
1993Paraorthacodus Cvancara and Hoganson p. 10
1993Paraorthacodus Duffin and Ward p. 58
1997Paraorthacodus Siverson p. 457
2000Paraorthacodus Rees p. 416
2002Paraorthacodus Sepkoski, Jr.
2008Paraorthacodus Klug p. 231

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RankNameAuthor
kingdomAnimalia()
Triploblastica
Nephrozoa
Deuterostomia
phylumChordataHaeckel 1847
subphylumVertebrata
superclassGnathostomata
classChondrichthyes
RankNameAuthor
subclassElasmobranchiiBonaparte 1838
infraclassEuselachii()
NeoselachiiCompagno 1977
superorderSqualomorphii(Compagno 1973)
orderSynechodontiformes
familyPaleospinacidae(Regan 1906)
genusParaorthacodusGlikman 1957

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