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Krzyzanowskisaurus hunti

Reptilia

Taxonomy
Revueltosaurus hunti was named by Heckert (2002). Its type specimen is NMMNH P-29357, a tooth, and it is a 3D body fossil. Its type locality is NMMNH L-1171 [PROXY], which is in a Carnian terrestrial horizon in the Chinle Formation of New Mexico.

It was recombined as Krzyzanowskisaurus hunti by Heckert (2005) and Heckert and Lucas (2006).

Synonymy list
YearName and author
2002Revueltosaurus hunti Heckert p. 259 figs. 5-7
2005Krzyzanowskisaurus hunti Heckert p. 79
2005Revueltosaurus hunti Irmis p. 72
2006Krzyzanowskisaurus hunti Heckert and Lucas p. 100
2007Revueltosaurus hunti Irmis et al. p. 6
2007Revueltosaurus hunti Nesbitt et al. p. 230

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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
RankNameAuthor
classReptilia
subclassEureptilia()
Romeriida
Diapsida()
Archosauromorpha(Huene 1946)
Crocopoda
ArchosauriformesGauthier 1986
Eucrocopoda
Archosauria()
informalAvemetatarsalia
Ornithodira
Dinosauromorpha
Dinosauriformes
Dinosauria()
Ornithischia()
genusKrzyzanowskisaurus
specieshunti()

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.

Krzyzanowskisaurus hunti Heckert 2002
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Diagnosis
ReferenceDiagnosis
A. B. Heckert 2002Species of Revueltosaurus distinguished by having posterior denticles that are slightly coarser and extend farther basally than the anterior denticles; denticles generally coarser (1.5/mm, often 1.0/mm); denticles coarsening basally; pronounced bulge on lingual surface resulting in a lingually concave outline in mesio-distal views; anterior denticles frequently offset lingually near base, occasionally with carinae bifurcating, resulting in basal denticles labial and lingual to the split carina; apex of tooth worn oblique to vertical axis of tooth (down to the labial side on lower teeth, down to lingual side on upper teeth, following Thulborn [1971b]).
Measurements
No measurements are available
Composition: hydroxyapatiteo
Entire body: yeso
Adult length: 10 to < 100o
Adult width: 1.0 to < 10o
Adult height: 1.0 to < 10o
Architecture: compact or denseo
Ontogeny: accretion, modification of partso
Grouping: gregariouso
Environment: terrestrialo
Locomotion: actively mobileo
Life habit: ground dwellingo
Diet: herbivoreo
Reproduction: oviparouso
Dispersal: direct/internalo
Dispersal 2: mobileo
Created: 2004-12-14 12:50:52
Modified: 2004-12-14 14:50:52
Source: o = order
Reference: Marsh 1875

Age range: base of the Carnian to the top of the Norian or 237.00000 to 208.50000 Ma

Collections (3 total)


Time interval Ma Country or state Original ID and collection number
Carnian237.0 - 228.0USA (New Mexico) Revueltosaurus hunti (223084)
Norian228.0 - 208.5USA (Arizona) Prosauropoda indet. (52499) Revueltosaurus hunti (39160)