Organigram

Notochord
Hollow dorsal nerve chord
Pharyngeal slits
Post anal tail

Cranium
Vertebral column

Jaws
Cartilaginous skeleton

Bony skeleton
Lungs/lung derivatives

Limbs with digits
Ectotherm

Endothermy
Amniotic egg

Green Sea Turtle (Chelonia mydas), Endothermy
Amniotic egg

American Black Bear (Ursus americanus)- Mammalia, hair , milk

Red Eyed Tree Frog (Agalychnis callidryas), Amphibia

Coelacanth (Latimeria chalumnae), Lobe finned fishes

Subtopic

Blue Tang (Paracanthurus hepatus), Ray finned fishes

Great White Shark (Carcharodon carcharias), Chondrichthyes

Pacific hagfish (Eptatretus stoutii, Agnathans)

Subtopic

Branchiostoma lanceolatum