Metamorphose
, to change into a different form.
Miocene
, that period of the Cenozoic era when apes were transformed into man.
Paleozoic
, the era of fish dominance, in which occurred the first abundance of marine animals, the first known fresh-water fishes, the first known land floras, the first known amphibians, the first insects and the first accumulations of coal.
Proterozoic