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Alzadasaurinae

Reptilia - Plesiosauria - Elasmosauridae

Taxonomy
Alzadasaurinae is a subfamily. Its type is Alzadasaurus.

It was assigned to Elasmosauridae by Welles (1962).

Subtaxa
Alzadasaurus (type genus), Ogmodirus

Synonymy list
YearName and author
1962Alzadasaurinae Welles p. 4

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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
subfamilyAlzadasaurinae
subfamilyAlzadasaurinae

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.

Subfm. †Alzadasaurinae
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G. †Alzadasaurus Welles 1943
G. †Ogmodirus Williston and Moodie 1913
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Invalid names: Ogmodirus martinii Williston and Moodie 1917 [nomen dubium]
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: base of the Early/Lower Turonian to the top of the Late/Upper Campanian or 93.50000 to 70.60000 Ma

Collections (3 total)


Time interval Ma Country or state Original ID and collection number
Early/Lower Turonian93.5 - 89.3USA (Kansas) Ogmodirus martini (117817)
Early/Lower Campanian83.5 - 70.6Canada (Northwest Territories) Alzadasaurinae indet. (106437)
Late/Upper Campanian83.5 - 70.6USA (Montana) Alzadasaurus sp. (102069)