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Pyknotylacanthus spathianus

Chondrichthyes - Ctenacanthiformes

Taxonomy
Pyknotylacanthus spathianus was named by Mutter and Rieber (2005). Its type specimen is PIMUZ A/I 3730, a limb element (Fin spine), and it is a 3D body fossil. Its type locality is Bear Lake, which is in a Spathian marine shale in the Thaynes Formation of Idaho. It is the type species of Pyknotylacanthus.

Synonymy list
YearName and author
2005Pyknotylacanthus spathianus Mutter and Rieber p. 140 figs. 1-5

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Deuterostomia
phylumChordataHaeckel 1874
subphylumVertebrata
superclassGnathostomata
RankNameAuthor
classChondrichthyes
subclassElasmobranchiiBonaparte 1838
infraclassEuselachii()
orderCtenacanthiformes(Cappetta 1988)
superfamilyCtenacanthoidea
genusPyknotylacanthus
speciesspathianus

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.

†Pyknotylacanthus spathianus Mutter and Rieber 2005
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Diagnosis
No diagnoses are available