Sarcopterygii

The Sarcopterygii /ˌsɑːrkɒptəˈrɪdʒi.aɪ/ or lobe-finned fish (frae Greek σαρξ sarx, flesh, an πτερυξ pteryx, fin) – sometimes considered synonymous wi Crossopterygii ("fringe-finned fish", frae Greek κροσσός krossos, fringe) – constitute a clade (tradeetionally a class or subclass) o the bony fish, tho a strict cladistic view includes the terrestrial vertebrates. The livin sarcopterygians are the coelacanths, lungfish, an the tetrapods.

Lobe-finned fishes Temporal range: 425–0 Ma[1] PreЄ Є O S D C P T J K Pg N Late Silurian tae Recent
Coelacanth
Scientific classification
Kinrick:	Animalia
Phylum:	Chordata
Clade:	Euteleostomi
Clade:	Sarcopterygii Romer, 1955
Subgroups
†Guiyu oneiros Actinistia – coelacanths & relatives †Onychodontiformes Rhipidistia Dipnomorpha – lungfish & relatives Tetrapodomorpha – fower-limbed vertebrates & relatives