Dashavatara

Matsya - fish, the first life in water
Kurma - amphibians, living in both water and land
Varaha - wild land animal
Narasimha - beings that are half-animal and half-human
Vamana - short, premature human beings
Parasurama - early humans living in forests and using weapons
Rama - humans living in community, beginning of civil society
Krishna - humans practicing animal husbandry, politically advanced societies
Bhuddha - humans finding enlightment
Kalki - advanced humans with great powers of destruction