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Orthacodus helveticus

Chondrichthyes - Synechodontiformes - Orthacodontidae

Taxonomy
Orthacodus helveticus was named by de Beaumont (1960). It is a 3D body fossil.

It was recombined as Sphenodus helveticus by de Beaumont (1960) and Duffin and Ward (1993); it was considered a nomen dubium by Rees (2000).

Synonymy list
YearName and author
1960Sphenodus helveticus de Beaumont
1960Orthacodus helveticus de Beaumont p. 10 figs. text-fig 6; pl 1 figs 1-38
1993Sphenodus helveticus Duffin and Ward p. 58

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Deuterostomia
phylumChordataHaeckel 1874
subphylumVertebrata
superclassGnathostomata
classChondrichthyes
RankNameAuthor
subclassElasmobranchiiBonaparte 1838
infraclassEuselachii()
NeoselachiiCompagno 1977
orderSynechodontiformes
familyOrthacodontidaede Beaumont 1960
genusOrthacodus
specieshelveticus

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.

Orthacodus helveticus de Beaumont 1960
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Diagnosis
No diagnoses are available