Rhipidistia
The Rhipidistia are lobe-finned fish, and include the ancestors of the tetrapods. The Rhipidistia are a subgroup of Sarcopterygii which includes the lungfish (Dipnoi) and the tetrapodomorphs.
| Rhipidistia Temporal range: Lower Devonian to Recent | |
|---|---|
 | |
| Ectosteorhachis | |
Scientific classification  | |
| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Chordata |
| Clade: | Sarcopterygii |
| Clade: | Rhipidistia |
As cladistic understanding of the vertebrates has improved over the last few decades a monophyletic Rhipidistia is now understood to include the ancestor of the whole Tetrapoda.
Taxonomy
Rhipidistia
- Dipnomorpha
- †Porolepiformes
- †Powichthys
- Dipnoi
- †Porolepiformes
- Tetrapodomorpha
- †Rhizodontiformes
- Osteolepidida
- Osteolepiformes
References
- palaeos.com page Archived 2005-08-28 at the Wayback Machine
- Taxonomicon page Archived 2007-03-12 at the Wayback Machine
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