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Laytonia californica

Actinopteri - Notacanthiformes - Halosauridae

Taxonomy
Laytonia californica was named by David (1943). Its type specimen is CIT 10224, a partial skeleton, and it is a 3D body fossil. Its type locality is CIT 317, which is in a Miocene marine sandstone in the Modelo Formation of California.

Synonymy list
YearName and author
1943Laytonia californica David p. 13
1948Laytonia californica David p. 94
2012Laytonia californica Fierstine et al. p. 13

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RankNameAuthor
kingdomAnimalia()
Triploblastica
Nephrozoa
Deuterostomia
phylumChordataHaeckel 1847
subphylumVertebrata
superclassGnathostomata
Osteichthyes()
superclassActinopterygii(Cope 1887)
classActinopteri()
RankNameAuthor
subclassNeopterygii(Regan 1923)
Teleosteomorpha
Teleostei(Müller 1846)
Elopocephalai
Elopocephala
Elopomorpha()
orderNotacanthiformes
familyHalosauridae
genusLaytonia
speciescalifornica

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
ReferenceDiagnosis
L. R. David 1943D.II,8-94;A.98;P.6;V.9;54+90=144vertebrae. Head 6 in body, depth of body a little more than 13. First dorsal originating 26th vertebra, 2\ times nearer end of snout than caudal end of body.