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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()
—Bilateria
—EubilateriaAx 1987
—Deuterostomia
phylumChordataHaeckel 1874
subphylumVertebrata
superclassGnathostomata
classChondrichthyes
RankNameAuthor
infraclassElasmobranchii(Bonaparte 1838)
—Euselachii()
infraclassHybodonta
orderHybodontiformes(Patterson 1966)
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.

†Sphenonchus obtusus Davis 1881
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: phosphaticsubp
Environment: marinesubp
Locomotion: actively mobilec
Life habit: nektonicc
Diet: carnivorec
Created: 2004-08-17 13:49:23
Modified: 2009-12-13 03:31:01
Source: c = class, subp = subphylum
References: Carroll 1988, Wagner 2023

Age range: Rhaetian or 205.70000 to 201.40000 Ma

Collections: one only


Time interval Ma Country or state Original ID and collection number
Rhaetian205.7 - 201.4United Kingdom (England) Sphenonchus obtusus (type locality: 122362)