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Polacanthus rudgwickensis

Reptilia - Nodosauridae

Taxonomy
Polacanthus rudgwickensis was named by Blows (1996). Its type specimen is HORSM 1988.1546 and is a 3D body fossil. Its type locality is Rudgwick Brickworks Quarry, which is in a Barremian terrestrial marl/claystone in the Wessex Formation of the United Kingdom. It was considered monophyletic by Vickaryous et al. (2004).

Synonymy list
YearName and author
1996Polacanthus rudgwickensis Blows
1998Polacanthus rudgwickensis Blows p. 32
1999Polacanthus rudgwickensis Pereda Suberbiola et al. p. 271
2001Polacanthus rudgwickensis Blows p. 376
2001Polacanthus rudgwickensis Carpenter p. 457
2001Polacanthus rudgwickensis Carpenter et al. p. 213
2001Polacanthus rudgwickensis Naish and Martill p. 173
2003Polacanthus rudgwickensis Ruiz-Omeñaca and Canudo p. 298
2004Polacanthus rudgwickensis Vickaryous et al. p. 367
2008Polacanthus rudgwickensis Naish and Martill p. 615
2011Polacanthus rudgwickensis Barrett and Maidment p. 396–398
2011Polacanthus rudgwickensis Batten and Austen p. 42
2011Polacanthus rudgwickensis Gasulla et al. p. 516
2014Polacanthus rudgwickensis Han et al. p. 14

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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()
RankNameAuthor
Romeriida
Diapsida()
Archosauromorpha(Huene 1946)
Crocopoda
ArchosauriformesGauthier 1986
Eucrocopoda
Archosauria()
informalAvemetatarsalia
Ornithodira
Dinosauromorpha
Dinosauriformes
Dinosauria()
Ornithischia()
Genasauria
Thyreophora()
Ankylosauria()
familyNodosauridae
genusPolacanthus
speciesrudgwickensis

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.

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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: 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: Barremian or 129.40000 to 125.00000 Ma

Collections: one only


Time interval Ma Country or state Original ID and collection number
Barremian129.4 - 125.0United Kingdom (England) Polacanthus rudgwickensis (type locality: 59350)