Timeline of Life

Timeline of Life

Timeline of Life
The Timeline of life
The solar system, the universe and the earth
The evolution of fish, plants, reptiles, dinosaurs & Mammals
Trees, Insects and Flowers
Evolution of man - Neanderthals to Modern Man
History & Timelines Index
Timelines of Events
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History Timeline of Life

  5 Trillion years agoThe solar system forms 
  15 Billion years agoThe universe was born 
  5 Billion years agoThe Milky Way was born 
  4 Billion years agoThe Earth was born - Formation of the Earth and the Moon 
  4.6 to 3.8 Billion years agoHADEAN
From 'Hades' refering to the "hellish" conditions of the Earth.
No evidence of life on earth. A mass of dust, elements and particles and volcanic eruptions. Earth developed gravity and formed the earth's crust.
  3.8 to 2.5 Billion years agoARCHEAN
The earliest known rocks formed
  2.5 Billion to 570 Million years agoPROTEROZOIC
The first life began to appear as hard-shelled animals.
  570 Million years to the PresentPHANEROZOIC
Abundant life and diverse animals
  570 Million years to 245 Million yearsPALEOZOIC
Ancient life such as fish, amphibians, and primitive reptiles
  245 Million to 65 Million yearsMESOZOIC ERA
The first mammals and birds appeared
  65 Million years to the PresentCENOZOIC ERA
Mammals flourished and became dominant
  570 Million years to 505 Millions yearsCambrian Period
Marine invertebrates (lacking a backbone) appeared, simple fish (big and small) with eyes, mollusks, crustaceans, sponges, worms, corals and aquatic algae. The first insects appeared
  505 Million years to 438 Million yearsOrdovician Period
The origin of land plants
Marine life flourished
The first vertebrate fish appeared
  438 Million to 408 Million yearsSilurian Period
Fish developed jaws, scales and fins
First air-breathing animals
Mountains formed
  408 to 360 Million yearsDevonian Period
The appearance of amphibians and the the development of forests, ferns, fungi and seeds. Scorpions and spiders appeared. Amphibians evolved into small reptiles.
  360 to 320 Million yearsMississippian Period
The first winged insects appeared
Ammonites (prehistoric sea creatures similar to modern squid living in coiled shells) appeared.
  245 to 208 Million yearsTriassic Period
The ancestors of dinosaurs were the large reptiles, early mammals and mammal-like reptiles appeared with 'sails' on their backs.
  208 to 145 Million yearsJurassic Period
The "Age of the Dinosaurs". Huge creatures that walked on two-legs and had powerful claws and teeth. The pterosaurs the first true flying reptiles appeared. The first birds appeared.
  145 to 65 Million yearsCretaceous Period
The dinosaurs disappeared.
The age of reptiles and the appearance of modern insects and flowering plants
  65 Million to 1.6 Million years agoMany mammals developed including primitive whales, rodents, pigs, cats, and rhinos. 
  2 Million to 4 Million years agoGelasian Pleistocene period
Apes such as the gorilla and chimpanzee appeared
Homo habilis, an upright East African hominid having some advanced humanlike characteristics
Australopithecus is an extinct genus of hominids
  1.8 Million years agoHomo erectus meaning "upright man" appeared 
  600,000–350,000 years agoNeanderthal (Homo neanderthalensis) an extinct species or subspecies of the genus Homo which is closely related to modern humans 
  350,000 years ago to present dayHomo Sapiens - modern human 
Timeline of Life  

Timeline of Life Timeline
History Timelines of Events provide fast facts and information about natural events in history, such as those detailed in the Timeline of Life, precipitated a significant change in World history. Each major historical period is arranged in the Timeline of Life by chronological, or date order, providing details of the events during that time. The process of evolution or change to lfie, and life on earth. Critical stages in the evolution and development of life on earth. The great changes in the development of life on earth. The Timeline of Life timeline provides fast information that highlights the key dates and major changes to life on earth in a fast information format. Specific information can be seen at a glance with concise and accurate details of great evolution changes and significance. The changes over the evolution of billions of years in the Timeline of Life.

Timeline of Life 

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Timeline for children and kids - Timeline of Life - Chronology - Time Line - Free - Chronology - Facts - Interesting - Info - Chronology - Information - Timeline for children and kids - Details - Time Line of Timeline of Life - Time Line of Places - Time Line of Events - Important - Accurate - Interesting Facts - Download - Printable Time line - Time Line - Record - Related Events - Chronology - Database - Key Dates - Key Dates - Timeline of Life - Time Line - Key Events - Key Places - Historical Importance - Interesting Time Lines - Chronology - Timescale - Chronology - Chronologies - Chronicle - Chronology - Chronicles - Chronological record - Record - Era - Time Lines - Account - Historic period - Past - Time Lines - Past Times - Annals - Background - Ancient  - Medieval - Historical Record - Historic Life - Chronolgy - Timeline of Life - Written By Linda Alchin
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