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Fresnosaurus

Reptilia - Plesiosauria - Elasmosauridae

Taxonomy
Fresnosaurus was named by Welles (1943) [Sepkoski's age data: K Maes-u Sepkoski's reference number: 1069].

It was assigned to Alzadasaurinae by Welles (1962); to Plesiosauria by Sepkoski (2002); and to Elasmosauridae by Welles (1943), Welles (1949), Carroll (1988) and O'Gorman (2016).

Species

Synonymy list
YearName and author
1943Fresnosaurus Welles
1949Fresnosaurus Welles
1962Fresnosaurus Welles p. 4
1988Fresnosaurus Carroll
2002Fresnosaurus Sepkoski
2016Fresnosaurus O'Gorman p. 11

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Deuterostomia
phylumChordataHaeckel 1874
subphylumVertebrata
superclassGnathostomata
Osteichthyes()
subclassSarcopterygii()
subclassDipnotetrapodomorpha(Nelson 2006)
subclassTetrapodomorpha()
Tetrapoda
Reptiliomorpha
Anthracosauria
RankNameAuthor
subclassAmphibiosauriaKuhn 1967
Cotylosauria()
Amniota
Sauropsida
classReptilia
subclassEureptilia()
Romeriida
Diapsida()
suborderSauropterygia
orderPlesiosauriade Blainville 1835
superfamilyPlesiosauroideaWelles 1943
familyElasmosauridaeCope 1869
genusFresnosaurus

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.

G. †Fresnosaurus Welles 1943
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Fresnosaurus drescheri Welles 1943
Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: hydroxyapatiteo
Environment: marineo
Locomotion: actively mobileo
Life habit: aquatico
Depth habitat: surfaceo
Diet: carnivoreo
Reproduction: viviparouso
Created: 2009-07-20 06:05:48
Modified: 2011-08-12 01:58:15
Source: o = order
Reference: Kiessling 2004

Age range: Maastrichtian or 72.10000 to 66.00000 Ma

Collections: one only


Time interval Ma Country or state Original ID and collection number
Maastrichtian72.1 - 66.0USA (California) F. drescheri (76733)