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Changpeipus longweimaoensis

Reptilia - Avetheropoda

Taxonomy
Changpeipus longweimaoensis was named by Li and Zhang (2017). It is considered to be a form taxon. Its type specimen is NWUV 1407 (field number: 12zz01), a footprint, and it is a trace fossil. Its type locality is Longweimao tracksite (layers c, d), which is in a Jurassic terrestrial sandstone in the Yan'an Formation of China.

Synonymy list
YearName and author
2017Changpeipus longweimaoensis Li and Zhang p. 280–281 fig. 4

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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()
Theropoda()
Tetanurae
orderAvetheropoda
infraorderCarnosauria()
genusChangpeipus
specieslongweimaoensis

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.

Changpeipus longweimaoensis Li and Zhang 2017
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Diagnosis
ReferenceDiagnosis
Y.-X. Li and Y.-X. Zhang 2017Asymmetric bipedal walking tracks with tridactyl digit impressions. The claw marks at the distal end of digits and the oblong phalangeal pads are clear. The footprints are 23.4–32.4 cm long (28.1 cm on average). The footprint is longer than wide. The divarication angle II-IV is 55o–64o (59o on average).
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: carnivoreinfrao
Reproduction: oviparouso
Dispersal: direct/internalo
Dispersal 2: mobileo
Created: 2009-01-03 20:39:32
Modified: 2009-01-03 22:39:32
Source: infrao = infraorder, o = order
References: Benton 1983, Marsh 1875

Age range: Middle Jurassic or 174.10000 to 163.50000 Ma

Collections: one only


Time interval Ma Country or state Original ID and collection number
Middle Jurassic174.1 - 163.5China (Shaanxi) Changpeipus longweimaoensis (type locality: 224346)