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Eosauropus cimarronensis

Reptilia

Taxonomy
Eosauropus cimarronensis was named by Lockley et al. (2006). It is considered to be a form taxon. Its type specimen is CU MWC 172.21, a footprint, and it is a trace fossil. Its type locality is Peacock Canyon tracksite, which is in a Norian floodplain sandstone/siltstone in the Sloan Canyon Formation of New Mexico. It is the type species of Eosauropus.

Synonymy list
YearName and author
2006Eosauropus cimarronensis Lockley et al. p. 193 figs. 1-4
2007Eosauropus cimarronensis Hunt and Lucas p. 221
2016Eosauropus cimarronensis Salisbury et al. p. 47
2021Eosauropus cimarronensis Klein and Lucas p. 68

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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
—Sauropsida
classReptilia
RankNameAuthor
subclassEureptilia()
—Romeriida
—Diapsida()
—Archosauromorpha(Huene 1946)
—Crocopoda
—ArchosauriformesGauthier 1986
—Eucrocopoda
—Archosauria()
informalAvemetatarsalia
—Ornithodira
—Dinosauromorpha
—Dinosauriformes
—Dinosauria()
—Saurischia()
—Eusaurischia
—Sauropodomorpha(Huene 1932)
genusEosauropus
speciescimarronensis

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.

†Eosauropus cimarronensis Lockley et al. 2006
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Diagnosis
ReferenceDiagnosis
M. G. Lockley et al. 2006Same as for ichnogenus.
H. Klein and S. G. Lucas 2021Narrow-gauge trackway of large quadruped with strong heteropody (pes larger than manus) and short step and stride. Pes elongate, oval, tetradactyl to pentadactyl, with long axis and prominent distal claw impressions rotated outward. Manus transverse, tetradactyl to pentadactyl with outwardly-rotated digit impressions and concave posterior margins.
Measurements
No measurements are available
Composition: phosphaticsubp
Environment: terrestrialsubc
Locomotion: actively mobilec
Created: 2017-04-17 15:16:03
Modified: 2017-04-17 15:16:03
Source: subc = subclass, c = class, subp = subphylum
References: Hendy et al. 2009, Carroll 1988

Age range: Norian or 227.30000 to 205.70000 Ma

Collections (4 total)


Time interval Ma Country or state Original ID and collection number
Norian227.3 - 205.7USA (Colorado) Eosauropus cimarronensis (55259 84184)
Norian227.3 - 205.7USA (New Mexico) Chirotherium sp. (type locality: 46560)
Norian - Rhaetian227.3 - 201.4USA (Utah) Eosauropus cimarronensis (179277)