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Protomegalonyx

Mammalia - Megalonychidae

Taxonomy
Protomegalonyx was named by Kraglievich (1925). Its type is Protomegalonyx doellojuradoi.

It was assigned to Megalonychinae by Brandoni (2008); and to Megalonychidae by Brandoni (2011).

Synonymy list
YearName and author
1925Protomegalonyx Kraglievich
2008Protomegalonyx Brandoni
2011Protomegalonyx Brandoni p. 39

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Life
Deuterostomia
phylumChordataHaeckel 1874
subphylumVertebrata
superclassGnathostomata
Osteichthyes()
subclassSarcopterygii()
subclassDipnotetrapodomorpha(Nelson 2006)
subclassTetrapodomorpha()
Tetrapoda
Reptiliomorpha
Anthracosauria
subclassAmphibiosauriaKuhn 1967
Cotylosauria()
Amniota
subclassSynapsida
Therapsida()
infraorderCynodontia()
RankNameAuthor
Mammaliamorpha
Mammaliaformes
classMammalia
Theriamorpha(Rowe 1993)
Theriiformes()
Trechnotheria
Cladotheria
Zatheria
subclassTribosphenida()
subclassTheria
Eutheria()
Placentalia
Americatheria
Xenarthra()
infraorderPilosaFlower 1883
Folivora
classEufolivoraDelsuc et al. 2001
superfamilyMegatherioideaGray 1821
familyMegalonychidaeGervais 1855
genusProtomegalonyxKraglievich 1925

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. †Protomegalonyx Kraglievich 1925
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Protomegalonyx chasicoensis Scillato-Yané 1977
Protomegalonyx doellojuradoi Kraglievich 1925
Protomegalonyx praecursor Kraglievich 1925
Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: phosphaticsubp
Environment: terrestrialsubc
Locomotion: actively mobilec
Life habit: ground dwellingf
Diet: herbivoref
Reproduction: viviparoussubc
Created: 2005-06-08 10:11:09
Modified: 2005-08-22 18:30:05
Source: f = family, subc = subclass, c = class, subp = subphylum
References: Ji et al. 2002, Hendy et al. 2009, Carroll 1988, Nowak 1991, Lillegraven 1979

Age range: base of the Chasicoan to the top of the Tortonian or 10.00000 to 7.24600 Ma

Collections (3 total)


Time interval Ma Country or state Original ID and collection number
Tortonian11.62 - 7.246Brazil (Acre) P. sp. (55602)
Chasicoan10.0 - 9.0Argentina (Buenos Aires) P. chasicoensis (79180)
Huayquerian9.0 - 6.8Argentina (Entre Rios) P. doellojuradoi, P. praecursor (55600)