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Ambystoma quetzalcoatli

Osteichthyes - Temnospondyli - Urodela

Discussion

zoobank.org/28AE23CE-A2C8-4126-AE43-B8FB9C8649E4

Taxonomy
Ambystoma quetzalcoatli was named by Herrera-Flores and Velasco-de León (2026). Its type specimen is CFZ-ST 1233, a partial skeleton (adult skull with remains of the vertebral column, shoulder girdle and forelimbs), and it is a 3D body fossil. Its type locality is Paleolake Amajac, Sanctórum, which is in a Pliocene karst siltstone in the Atotonilco el Grande Formation of Mexico.

Sister species lacking formal opinion data
A. alamosensis, A. jeffersonianum, A. maculotum, A. priscum
Entered
by P. Holroyd on 2026-05-31; modified by P. Holroyd on 2026-05-31

Synonymy list
YearName and author
2026Ambystoma quetzalcoatli Herrera-Flores and Velasco-de León figs. 1-7

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Deuterostomia
phylumChordataHaeckel 1874
subphylumVertebrata
superclassGnathostomata
classOsteichthyes
subclassSarcopterygii()
subclassDipnotetrapodomorpha(Nelson 2006)
subclassTetrapodomorpha()
RankNameAuthor
—Tetrapoda
classAmphibia
orderTemnospondyli()
—Lissamphibia()
—Batrachia(Macartney 1802)
—Caudata(Scopoli 1777)
familyUrodela()
suborderAmbystomatoidea
familyAmbystomatidaeHallowell 1856
genusAmbystomaTschudi 1838
speciesquetzalcoatli

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.

†Ambystoma quetzalcoatli Herrera-Flores and Velasco-de León 2026
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: phosphaticsubp
Environment: brackish, freshwater, terrestrialuc
Locomotion: actively mobilesubo
Life habit: amphibioussubo
Diet: carnivoresubo
Dispersal: waterc
Created: 2009-07-20 21:44:54
Modified: 2009-07-20 23:44:54
Source: subo = suborder, c = class, subp = subphylum, uc = unranked clade
References: Kiessling 2004, Hendy et al. 2009, Uhen 2004, Carroll 1988

Age range: Pliocene or 5.33300 to 2.58000 Ma

Collections: one only


Time interval Ma Country or state Original ID and collection number
Pliocene5.333 - 2.58Mexico (Hidalgo) Ambystoma quetzalcoatli (type locality: 231919)