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Eucholoeops ingens

Mammalia - Megalonychidae

Taxonomy
Eucholoeops ingens was named by Ameghino (1887) [The holotype is lost.]. Its type specimen is Neotype: MPM-PV 3401, a partial skeleton (Nearly complete, including isolated premaxillae, L zygomatic, and R C1; teeth present and well preserved & Nearly complete mandible, preserving all teeth & Near), and it is a 3D body fossil. Its type locality is Puesto Estancia La Costa Fossiliferous Level 7.2, which is in a Santacrucian terrestrial claystone/sandstone in the Santa Cruz Formation of Argentina.

Synonyms
Synonymy list
YearName and author
1887Eucholoeops ingens Ameghino
1891Eucholoeops externus Ameghino p. 36
1891Eucholoeops fronto Ameghino p. 36
1891Eucholoeops latirostris Ameghino p. 36
1891Eucholoeops lafonei Mercerat
1894Eucholoeops externus Ameghino p. 152
1894Eucholoeops fronto Ameghino p. 152
1894Eucholoeops ingens Ameghino p. 152
1894Eucholoeops latirostris Ameghino p. 152
1894Eucholoeops curtus Ameghino p. 154
1894Eucholoeops ingens Lydekker p. 92
2007Eucholoeops ingens Pujos et al.

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Deuterostomia
phylumChordataHaeckel 1874
subphylumVertebrata
superclassGnathostomata
—Osteichthyes()
subclassSarcopterygii()
subclassDipnotetrapodomorpha(Nelson 2006)
subclassTetrapodomorpha()
—Tetrapoda
—Reptiliomorpha
—Anthracosauria
subclassAmphibiosauriaKuhn 1967
—Cotylosauria()
—Amniota
subclassSynapsida
—Therapsida()
RankNameAuthor
infraorderCynodontia()
—Mammaliamorpha
—Mammaliaformes
classMammalia
—Cladotheria
—Zatheria
subclassTribosphenida()
subclassTheria
—Eutheria()
—Placentalia
—Americatheria
—Xenarthra()
infraorderPilosaFlower 1883
—Folivora
classEufolivoraDelsuc et al. 2001
superfamilyMegatherioideaGray 1821
familyMegalonychidaeGervais 1855
genusEucholoeopsAmegino 1887
speciesingensAmeghino 1887

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.

†Eucholoeops ingens Ameghino 1887
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Invalid names: Eucholoeops curtus Ameghino 1894 [synonym], Eucholoeops externus Ameghino 1891 [synonym], Eucholoeops fronto Ameghino 1891 [synonym], Eucholoeops lafonei Mercerat 1891 [synonym], Eucholoeops latirostris Ameghino 1891 [synonym]
Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: phosphaticsubp
Body mass source: publishedg
Environment: terrestrialsubc
Locomotion: actively mobilec
Life habit: ground dwellingf
Diet: herbivoref
Reproduction: viviparoussubc
Created: 2013-04-14 01:28:15
Modified: 2013-04-13 10:28:15
Source: g = genus, f = family, subc = subclass, c = class, subp = subphylum
References: Lillegraven 1979, Nowak 1991, Ji et al. 2002, Vizcaíno et al. 2010, Hendy et al. 2009, Carroll 1988

Age range: base of the Santacrucian to the top of the Laventan or 17.50000 to 11.00000 Ma

Collections (13 total)


Time interval Ma Country or state Original ID and collection number
Santacrucian17.5 - 16.3Argentina (Buenos Aires) Eucholoeops ingens (207743)
Santacrucian17.5 - 16.3Argentina (Santa Cruz) Eucholoeops fronto (176563 176581 176585 176603) Eucholoeops ingens (27313 142529 176587 176602 type locality: 176643 207742) Eucholoeops ingens, Eucholoeops fronto (142533)
Laventan13.8 - 11.0Colombia (Huila) Eucholoeops fronto (188252)