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Sphenonchus obtusus

Chondrichthyes - Hybodontiformes - Hybodontidae

Taxonomy
Sphenonchus obtusus was named by Davis (1881). It is a 3D body fossil. Its type locality is Aust Cliff bone bed (Ord coll, Bristol), which is in a Rhaetian coastal conglomerate in the Westbury Formation of the United Kingdom.

Synonymy list
YearName and author
1881Sphenonchus obtusus Davis p. 420

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RankNameAuthor
kingdomAnimalia()
Triploblastica
Nephrozoa
Deuterostomia
phylumChordataHaeckel 1847
subphylumVertebrata
superclassGnathostomata
classChondrichthyes
RankNameAuthor
subclassElasmobranchiiBonaparte 1838
infraclassEuselachii()
Hybodontida
orderHybodontiformes(Patterson 1966)
superfamilyHybodontoidea
familyHybodontidae()
genusSphenonchus
speciesobtusus

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