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Grallator pingchuanensis

Reptilia - Grallatoridae

Taxonomy
Grallator pingchuanensis was named by Li et al. (2019). It is considered to be a form taxon. Its type specimen is PC-TI1, TI5, TI8, TI9 (cast IVPG-F001), a footprint, and it is a trace fossil. Its type locality is Pingchuan tracksite, assemblge A, which is in a Bathonian lacustrine deltaic sandstone in the Wangjiashan Formation of China.

Sister species lacking formal opinion data
G. pisanus

Synonymy list
YearName and author
2019Grallator pingchuanensis Li et al. p. 6–7 figs. 4, 7–9
2022Grallator pingchuanensis Li et al. p. 4229

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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()
—Theropoda()
familyGrallatoridae
genusGrallator
speciespingchuanensis

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.

†Grallator pingchuanensis Li et al. 2019
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Diagnosis
ReferenceDiagnosis
D.-Q. Li et al. 2019Grallatorid trackway showed elongate tridactyl mesaxonic Grallator-like pes with high pace angulation values. Manus tracks were tridactyl, ectaxonic short and wide, situated antero-lateral to pes tracks with lower pace angulation values than pes.
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: solitaryo
Environment: terrestrialo
Locomotion: actively mobileo
Life habit: ground dwellingo
Diet: carnivoreo
Reproduction: oviparouso
Dispersal: direct/internalo
Dispersal 2: mobileo
Created: 2004-12-14 12:50:08
Modified: 2004-12-14 14:50:08
Source: o = order
Reference: Marsh 1875

Age range: Late/Upper Bathonian or 167.70000 to 164.70000 Ma

Collections (3 total)


Time interval Ma Country or state Original ID and collection number
Late/Upper Bathonian167.7 - 164.7China (Gansu) Grallator pingchuanensis (type locality: 204943 204944 204945)