Basic info Taxonomic history Classification Included Taxa
Morphology Ecology and taphonomy External Literature Search Age range and collections

Rotodactylus cursorius

Reptilia - Rotodactylidae

Taxonomy
Rotodactylus cursorius was named by Peabody (1948). It is considered to be a form taxon. Its type specimen is UCMP 37794, a footprint, and it is a trace fossil. Its type locality is Meteor Crater Quarry area, tracksites, which is in a Spathian wet floodplain mudstone in the Moenkopi Formation of Arizona.

Synonyms
Synonymy list
YearName and author
1948Rotodactylus cursorius Peabody p. 327 figs. 16-17
1948Rotodactylus mckeei Peabody p. 332 fig. 19
1959Rotodactylus cursorius Schmidt p. 98
1969Rotodactylus cursorius Haubold p. 92 fig. 2
1969Rotodactylus mckeei Haubold p. 92 fig. 2
1971Rotodactylus cursorius Haubold p. 59
1971Rotodactylus mckeei Haubold p. 59
1972Rotodactylus cursorius Demathieu and Haubold p. 805
1972Rotodactylus mcckei Demathieu and Haubold p. 805
1974Rotodactylus cursorius Demathieu and Haubold p. 63
1974Rotodactylus cursorius Haubold p. 107
1974Rotodactylus mckeei Haubold p. 107
2000Rotodactylus mckeei Ptaszynski p. 188
2007Rotodactylus cursorius Klein and Haubold p. 123
2007Rotodactylus cursorius Lucas et al. p. 189
2010Rotodactylus cursorius Klein and Lucas p. 9
2011Rotodactylus cursorius Brusatte et al. p. S16
2011Rotodactylus mckeei Brusatte et al. p. S16
2011Rotodactylus cursorius Klein et al. p. 226
2011Rotodactylus mckeei Klein et al. p. 226
2021Rotodactylus cursorius Klein and Lucas p. 86

Is something missing? Join the Paleobiology Database and enter the data

RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Deuterostomia
phylumChordataHaeckel 1874
subphylumVertebrata
superclassGnathostomata
—Osteichthyes()
subclassSarcopterygii()
subclassDipnotetrapodomorpha(Nelson 2006)
subclassTetrapodomorpha()
—Tetrapoda
—Reptiliomorpha
—Anthracosauria
subclassAmphibiosauriaKuhn 1967
—Cotylosauria()
RankNameAuthor
—Amniota
—Sauropsida
classReptilia
subclassEureptilia()
—Romeriida
—Diapsida()
—Archosauromorpha(Huene 1946)
—Crocopoda
—ArchosauriformesGauthier 1986
—Eucrocopoda
—Archosauria()
—Pseudosuchia(Zittel 1890)
familyRotodactylidae
genusRotodactylus
speciescursorius

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.

†Rotodactylus cursorius Peabody 1948
show all | hide all
Invalid names: Rotodactylus mckeei Peabody 1948 [synonym]
Diagnosis
ReferenceDiagnosis
F. E. Peabody 19488emi-bipedal, maximum stride 53 cm., maximum pes length 6 cm.; manus digit V turned backward, pes digit V often impressing distal half of its length; digits relatively slender with sharp claws on I-IV.
F. E. Peabody 1948 (Rotodactylus mckeei)Quadrupedal; maximum pes length 8 cm., maximum prone length of pes digit IV is 4.2 cm.; manus relatively narrow and long, with digit V set well back from the base of IV and directed obliquely forward; digits slender, claws narrow; plantar surface scaly, transversely elongate scales on axis of digit bordered by granular scales.
Measurements
No measurements are available
Composition: phosphaticsubp
Environment: terrestrialsubc
Locomotion: actively mobilec
Diet: carnivoresubo
Created: 2009-01-03 20:38:45
Modified: 2009-01-03 22:38:45
Source: subo = suborder, subc = subclass, c = class, subp = subphylum
References: Hendy et al. 2009, Carroll 1988, Benton 1983

Age range: base of the Spathian to the top of the Bithynian or 251.30000 to 242.00000 Ma

Collections (2 total)


Time interval Ma Country or state Original ID and collection number
Spathian251.3 - 247.2USA (Arizona) Rotodactylus cursorius (type locality: 95107)
Aegean - Bithynian247.2 - 242.0USA (Utah) Rotodactylus mckeei (114092)