Basic info Taxonomic history Classification Relationships
Morphology Ecology and taphonomy External Literature Search Age range and collections

Haestasaurus becklesii

Reptilia -

Taxonomy
Pelorosaurus becklesii was named by Mantell (1852). Its type specimen is NHMUK R1870, a set of limb elements (humerus, radius and ulna), and it is a 3D body fossil. Its type locality is low-water mark, near Hastings, which is in a Berriasian/Valanginian terrestrial sandstone in the United Kingdom.

It was recombined as Morosaurus becklesii by Dollo (1889) and Marsh (1889); it was synonymized subjectively with Morosaurus brevis by Woodward and Sherborn (1890), Lydekker (1893) and Hooley (1917); it was considered a nomen dubium by Upchurch et al. (2004), Mannion and Calvo (2011), D'Emic (2012) and Mannion et al. (2013); it was recombined as Haestasaurus becklesii by Upchurch et al. (2015).

Synonymy list
YearName and author
1852Pelorosaurus becklesii Mantell p. 143
1889Morosaurus becklesii Dollo p. 678
1889Morosaurus becklesii Marsh p. 325
1970Pelorosaurus becklesii Steel p. 68
1999Pelorosaurus becklesii Tidwell et al. p. 30
2015Haestasaurus becklesii Upchurch et al.

Is something missing? Join the Paleobiology Database and enter the data

RankNameAuthor
kingdomAnimalia()
Triploblastica
Nephrozoa
Deuterostomia
phylumChordataHaeckel 1847
subphylumVertebrata
superclassGnathostomata
Osteichthyes()
Sarcopterygii
subclassDipnotetrapodomorpha(Nelson 2006)
subclassTetrapodomorpha()
Tetrapoda()
Reptiliomorpha
Anthracosauria
Batrachosauria()
Cotylosauria()
Amniota
Sauropsida
classReptilia
subclassEureptilia()
Romeriida
Diapsida()
Eosuchia()
RankNameAuthor
Neodiapsida
SauriaGauthier 1984
Archosauromorpha(Huene 1946)
Crocopoda
ArchosauriformesGauthier 1986
Eucrocopoda
Archosauria()
informalAvemetatarsalia
Ornithodira
Dinosauromorpha
Dinosauriformes
Dinosauria()
Saurischia()
Eusaurischia
Sauropodomorpha(Huene 1932)
Massopoda
Sauropodiformes
Sauropoda()
Eusauropoda
Neosauropoda
Macronaria
genusHaestasaurus
speciesbecklesii()

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.

Diagnosis
No diagnoses are available