Rhipidistia

E841965

Rhipidistia is a clade of lobe-finned vertebrates that includes lungfish and tetrapods, representing the lineage that gave rise to land-dwelling vertebrates.

All labels observed (3)

Label Occurrences
Rhipidistia canonical 1
Rhipidistia sensu stricto 1
Rhipidistii 1

How this entity was disambiguated

Statements (49)

Predicate Object
instanceOf paraphyletic group
sarcopterygian clade
vertebrate clade
characterizedBy cosmine-covered scales in many early forms
endochondral bone in fins and limbs
internal nares (choanae) in many members
labyrinthodont infolding of tooth enamel in many early forms
lobed paired fins
class Sarcopterygii
containsClade Dipnomorpha
Tetrapodomorpha
distinguishedFrom Actinopterygii
evolutionarySignificance gave rise to land-dwelling vertebrates
includes ancestors of tetrapods
represents transition from aquatic to terrestrial vertebrates
firstAppearance Early Devonian
habitat aquatic environments (ancestral)
terrestrial environments (in tetrapod descendants)
hasLivingRepresentatives yes
hasMember Acanthostega
Eusthenopteron
Ichthyostega
Panderichthys
Tiktaalik
modern lungfish
hasSynonym Rhipidistii
linked to: Rhipidistia
higherClassification Gnathostomata
Osteichthyes
includes Choanata
Dipnoi
Rhipidistia sensu stricto
linked to: Rhipidistia

Tetrapoda
lungfish
tetrapods
isPartOf Sarcopterygii
kingdom Animalia
livingRepresentatives lungfish
tetrapods
locomotion fins in aquatic forms
limbs with digits in tetrapod descendants
phylum Chordata
relatedTo Actinistia
respiration gills in aquatic forms
lungs in lungfish and tetrapods
studiedIn evolutionary biology
vertebrate paleontology
subphylum Vertebrata
taxonRank clade
timeRange Devonian to Recent

How these facts were elicited

Referenced by (3)

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

Sarcopterygii hasNotableGroup Rhipidistia
Rhipidistia includes Rhipidistia sensu stricto
linked to: Rhipidistia
Rhipidistia hasSynonym Rhipidistii
linked to: Rhipidistia