Tetanurae

E179390

Tetanurae is a major clade of theropod dinosaurs that includes birds and their closest non-avian relatives, characterized by stiff tails and other shared skeletal features.

All labels observed (1)

Label Occurrences
Tetanurae canonical 12

How this entity was disambiguated

Statements (57)

Predicate Object
instanceOf dinosaur clade
taxon
theropod clade
characterizedBy advanced air sac system in many members
distal tail vertebrae with interlocking zygapophyses
enlarged pubic boot in many taxa
feathers or feather-like integument in many coelurosaurs
maxillary fenestra in skull
narrowed anterior snout in many forms
reduced distal caudal musculature
stiffened tail
three-fingered hand in most members
containsCladeLeadingTo modern birds
etymology from Greek for "stiff tails"
fossilRecordRegion Africa
Antarctica
Asia
Australia
Europe
North America
South America
geographicDistribution global
hasDiet primarily carnivorous
hasNotableMember Allosaurus
Archaeopteryx
Gallus gallus domesticus
Spinosaurus
Tyrannosaurus rex
linked to: Tyrannosaurus

Velociraptor
includesMembersWithDiet herbivorous or plant-including
omnivorous
includesTaxon Allosauroidea
linked to: Carnosauria

Averostra
Aves
Avetheropoda
Carnosauria
Coelurosauria
linked to: Avetheropoda

Compsognathidae
linked to: Compsognathus

Maniraptora
linked to: Paraves

Megalosauroidea
Ornithomimosauria
linked to: Ornithomimus

Spinosauridae
Tyrannosauroidea
birds
non-avian theropods
namedBy Jacques Gauthier
parentTaxon Neotheropoda
Theropoda
partOf Archosauria
Avemetatarsalia
Dinosauria
Saurischia
taxonRank clade
timeOfFirstAppearance Early Jurassic
Pliensbachian
timeOfLastAppearance present
yearOfTaxonName 1986

How these facts were elicited

Referenced by (12)

Full triples — surface form annotated when it differs from this entity's canonical label.

Aves hasSubgroup Tetanurae
Saurophaganax maximus clade Tetanurae
Theropoda includes Tetanurae
Allosauridae clade Tetanurae
Giganotosaurus clade Tetanurae
Carnosauria parentTaxon Tetanurae
Averostra includesTaxon Tetanurae
Megalosaurus clade Tetanurae
Ceratosauria distinguishedFrom Tetanurae
Neotheropoda hasMember Tetanurae
Neotheropoda relatedTo Tetanurae
Compsognathus clade Tetanurae