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Platyxystrodus occidentalis

Chondrichthyes - Chondrenchelyiformes - Chondrenchelyidae

Taxonomy
Xystrodus occidentalis was named by St. John (1870). It is a 3D body fossil. Its type locality is Nebraska City section, Upper Coal Measures, which is in a Kasimovian marine horizon in Nebraska.

It was recombined as Platyxystrodus occidentalis by Eastman (1903).

Synonymy list
YearName and author
1870Xystrodus occidentalis St. John p. 436
1903Platyxystrodus occidentalis Eastman p. 181

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Deuterostomia
phylumChordataHaeckel 1874
subphylumVertebrata
superclassGnathostomata
RankNameAuthor
classChondrichthyes
subclassHolocephali(Bonaparte 1832)
superorderHolocephalomorphaLund 1986
orderChondrenchelyiformesMoy-Thomas 1939
familyChondrenchelyidaeBerg 1940
genusPlatyxystrodus
speciesoccidentalis()

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.

†Platyxystrodus occidentalis St. John 1870
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: phosphaticsubp
Environment: marinesubp
Locomotion: actively mobileo
Life habit: nektobenthico
Diet: carnivoreo
Created: 2009-07-21 06:36:22
Modified: 2009-07-21 08:36:22
Source: o = order, subp = subphylum
References: Carroll 1988, Wagner 2023, Hendy et al. 2009

Age range: Kasimovian or 307.00000 to 303.70000 Ma

Collections: one only


Time interval Ma Country or state Original ID and collection number
Kasimovian307.0 - 303.7USA (Nebraska) Xystrodus occidentalis (type locality: 132676)