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Parapolymixia californica

Osteichthyes - Polymixiidae

Taxonomy
Parapolymixia californica was named by David (1946). Its type specimen is CIT 10323, a dermal scale, and it is a 3D body fossil. Its type locality is Western Gulf Oil Company, Lillis Welch No. 1, which is in an Eocene/Eocene marine shale in the Kreyenhagen Formation of California. It is the type species of Parapolymixia.

Synonymy list
YearName and author
1946Parapolymixia californica David p. 63 figs. Plate 1, fig. 6; text-fig. 5

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Deuterostomia
phylumChordataHaeckel 1874
subphylumVertebrata
superclassGnathostomata
classOsteichthyes
RankNameAuthor
subclassActinopterygii()
infraclassActinopteri()
Teleosteomorpha
PolymixiipterygiiBetancur-R et al. 2017
familyPolymixiidaeGill 1862
genusParapolymixia
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.

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Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: phosphaticsubp
Environment: marinesubp
Locomotion: actively mobilec
Created: 2009-07-20 21:50:54
Modified: 2009-07-20 23:50:54
Source: c = class, subp = subphylum
References: Kiessling 2004, Hendy et al. 2009, Carroll 1988

Age range: Late/Upper Eocene or 37.71000 to 33.90000 Ma

Collections (8 total)


Time interval Ma Country or state Original ID and collection number
Middle Eocene - Late/Upper Eocene48.07 - 33.9USA (California) Parapolymixia californica (190998 191000 191003 191006 191008 191009 type locality: 191014)
Late/Upper Eocene37.71 - 33.9USA (Alaska) Parapolymixia californica (189957)