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Pyknotylacanthus humboldtensis

Chondrichthyes - Ctenacanthiformes

Taxonomy
Cosmacanthus humboldtensis was named by Davidson (1919). Its type specimen is UCMP 9162, an osteoderm (fin spine), and it is a 3D body fossil. Its type locality is Straight Canyon, Humboldt Range, which is in an Anisian/Ladinian marine horizon in Nevada.

It was recombined as Pyknotylacanthus humboldtensis by Mutter and Rieber (2005).

Synonymy list
YearName and author
1919Cosmacanthus humboldtensis Davidson p. 433 fig. 1,2
2005Pyknotylacanthus humboldtensis Mutter and Rieber p. 140

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RankNameAuthor
kingdomAnimalia()
Triploblastica
Nephrozoa
Deuterostomia
phylumChordataHaeckel 1847
subphylumVertebrata
superclassGnathostomata
RankNameAuthor
classChondrichthyes
subclassElasmobranchiiBonaparte 1838
infraclassEuselachii()
orderCtenacanthiformes(Cappetta 1988)
superfamilyCtenacanthoidea
genusPyknotylacanthus
specieshumboldtensis()

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