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

Megalosauria

Reptilia -

Taxonomy
Megalosauria was named by Bonaparte (1850).

It was synonymized subjectively with Dinosaurii by Bonaparte (1850); it was reranked as the suborder Megalosauria by Seeley (1892) and Osborn (1904); it was synonymized subjectively with Theropoda by Hay (1902); it was reranked as the superfamily Megalosauria by Lull (1915) and Lull (1917); it was reranked as the unranked clade Megalosauria by Carrano et al. (2012).

It was assigned to Archosauria by Baur (1891); to Theropoda by Lull (1915); to Theropoda by Osborn (1904), Lull (1912) and Lull (1917); to Saurischia by Seeley (1892) and Nopcsa (1923); and to Megalosauroidea by Carrano et al. (2012).

Synonymy list
YearName and author
1850Megalosauria Bonaparte p. 1
1891Megalosauria Baur pp. 450-451
1892Megalosauria Seeley p. 188
1904Megalosauria Osborn p. 113
1912Megalosauria Lull p. 411
1915Megalosauria Lull p. 118
1917Megalosauria Lull p. 111
1923Megalosauria Nopcsa p. 126
2012Megalosauria Carrano et al. p. 248 fig. 7

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()
RankNameAuthor
Eosuchia()
Neodiapsida
SauriaGauthier 1984
Archosauromorpha(Huene 1946)
Crocopoda
ArchosauriformesGauthier 1986
Eucrocopoda
Archosauria()
informalAvemetatarsalia
Ornithodira
Dinosauromorpha
Dinosauriformes
Dinosauria()
Saurischia()
Theropoda()
Neotheropoda
AverostraPaul 2002
Tetanurae
Orionides
superfamilyMegalosauroidea()
Megalosauria()
Megalosauria()

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