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Crossvallia waiparensis

Reptilia

Taxonomy
Crossvallia waiparensis was named by Mayr et al. (2020). Its type specimen is CM 2018.23.9, a set of limb elements (distal end of the left femur, both tibiotarsi, the right tarsometatarsus, and a pedal phalanx), and it is a 3D body fossil. Its type locality is Site 2, Waipara River, which is in a Selandian/Thanetian marine sandstone in the Waipara Greensand Formation of New Zealand.

Synonymy list
YearName and author
2020Crossvallia waiparensis Mayr et al.

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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
subclassEureptilia()
Romeriida
Diapsida()
Archosauromorpha(Huene 1946)
Crocopoda
RankNameAuthor
ArchosauriformesGauthier 1986
Eucrocopoda
Archosauria()
informalAvemetatarsalia
Ornithodira
Dinosauromorpha
Dinosauriformes
Dinosauria()
Theropoda()
Neotheropoda
AverostraPaul 2002
Tetanurae
Coelurosauria()
Maniraptora
Paraves
classAves
subclassNeornithesGadow 1893
Aequornithes
Feraequornithes
superorderProcellariimorphae
Sphenisciformes(Sharpe 1891)
genusCrossvallia
specieswaiparensis

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.

Crossvallia waiparensis Mayr et al. 2020
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Diagnosis
No diagnoses are available
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: marineo
Locomotion: actively mobileo
Life habit: ground dwellingo
Diet: carnivoresubo
Reproduction: oviparouso
Dispersal: direct/internalo
Dispersal 2: mobileo
Created: 2017-04-17 10:40:01
Modified: 2017-04-17 10:40:01
Source: subo = suborder, o = order
References: Marsh 1875, Benton 1983, Bush and Bambach 2015

Age range: base of the Selandian to the top of the Thanetian or 61.60000 to 56.00000 Ma

Collections (3 total)


Time interval Ma Country or state Original ID and collection number
Selandian - Thanetian61.6 - 56.0New Zealand (South Island) Crossvallia waiparensis (type locality: 203390 203391 203392)