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Callawayasaurus colombiensis

Reptilia - Plesiosauria - Elasmosauridae

Taxonomy
Alzadasaurus colombiensis was named by Welles (1962). Its type specimen is UCMP 38349, a partial skeleton (skull and skeleton lacking distal part sof limbs, ilia, ischia and tail), and it is a 3D body fossil. Its type locality is Loma de la Catalina I (UCMP loc. V-4540), which is in an Aptian marine siltstone in Colombia.

It was recombined as Callawayasaurus colombiensis by Carpenter (1999), O'Keefe (2001), O'Gorman (2019).

Synonymy list
YearName and author
1962Alzadasaurus colombiensis Welles p. 2
1999Callawayasaurus colombiensis Carpenter p. 165
2001Callawayasaurus colombiensis O'Keefe p. 14
2019Callawayasaurus colombiensis O'Gorman

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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
genusCallawayasaurus
speciescolombiensis()

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