Click the first group, Deuterostomata, to begin walking through the vertebrate family tree, observing characters for each node (characters that, per analysis, are evolutionary novelties -- synapomorphies -- at each node):
- Deuterostomata
- Echinodermata
- Hemichordata
- Chordata
- Urochordata
- Cephalochordata
- Craniata
- Mixinoidea
- Vertebrata
- Hyperoartia
- Jawless Fishes
- Gnathostomata
- Placodermi
- Chondrichthyes
- Teleostomi
- Acanthodii
- Osteichthyes
- Actinopterygii
- Sarcopterygii
- Coelacanthimorpha
- Dipnoi
- Tetrapoda
- Amphibia
- Amniota
- Synapsida
- Primitive Synapsids
- Mammalia
- Monotremata
- Marsupialia
- Eutheria
- Edentata
- Glires
- Archonta
- Insectivora
- Carnivora
- Ungulata
- Reptilia
- Testudines
- Diapsida
- Primitive Diapsids
- Sauria
- Ichthyosauria
- Sauropterygia
- Lepidosauromorpha
- Archosauromorpha
- Crocodylomorpha
- Pterosauria
- Dinosauria
