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History
Timeline of Early Prehistory
13.7 billion BC |
Big Bang |
4.6 billion BC |
Earth |
4.5 billion BC |
Moon forms |
4 billion BC |
Life |
2 billion BC |
Eukaryotes |
1 billion BC |
Rodina breaks into Gondwana and Laurasia |
600 million BC |
Complex multicellular life, Cambrian explosion |
540 million BC |
Laurasia splits into Laurentia, Baltica, and
Siberia |
530 million BC |
Fish, vertebrates |
400 million BC |
Ozone layer forms |
300 million BC |
Baltica and Siberia collide to form Urals |
300 million BC |
Pangaea (recombination of plates), life on land |
260 million BC |
Suminia, tree dwelling Synapsid (proto-mammal) |
250 million BC |
Permian mass extinction (95% of life), Triassic begins |
230 million BC |
Dinosaurs |
200 million BC |
Mammals, Jurassic begins |
180 million BC |
Pangaea breaks into Laurasia, Gondwana |
160 million BC |
S America, India/Australia/Antarctica separate
from Africa |
100 million BC |
Laurentia (N America) and Eurasia separate |
65 million BC |
6 mile meteor hits Yucatan Penisula coast
forming Chicxulub crater; vulcanism; Dionsaurs extinct (and 75% of life) |
60 million BC |
Primates |
45 million BC |
India crashes into Asia forming Himalayas |
30 million BC |
N America and South America collide |
2 million BC |
Ice ages, early human ancestors |
790,000 BC |
Homo Erectus, use of fire |
300,000 BC |
Homo Sapiens |
160,000 BC |
Homo Sapiens Sapiens |
80,000 BC |
Out of Africa (our ancestors) |
75,000 BC |
Toba volcanic eruption |
30,000 BC |
Cro-Magnons in Europe |
29,000 BC |
Neanderthals extinct |
23,000 BC |
Colonization of N America |
16,000 BC |
Last Glacial Maximum |
10,000 BC |
End of last Ice Age |
Major Earth Plates
- Laurentian
- Eurasian - Baltic - Cimmerian - Lhasa
- African
- Australian
- South American
- Pacific
- Indian
- Antarctica
- Arabian
- Filipino
- Carribean
- Scotia
- Nazca (Farallon)
- Cocos (Farallon)
- Juan de Fuca (Farallon)
Outline of Earth History
Precambrian: 4.6 billion BC - 542 million BC
Paleozoic era
a. Cambrian period
b. Silurian
c. Ordovician
d. Devonian
e. Carboniferous / Mississippian
f. Carboniferous / Pennsylvanian
g. Permian
Mesozoic era
a. Triassic period
b. Jurassic
c. Cretaceous
Cenozoic era
a. Paleocene epoch
b. Eocene
c. Oligocene
d. Miocene
e. Pliocene
f. Pleistocene
g. Holocene
Biology - Life
Kingdoms
- Animalia
- Plantae
- Fungi
- Protista
- Archaea
- Bacteria
Major Animal Phyla - Class - Order
- Chordata
- Arthropoda
- Insecta
- Arachnida
- Acarina (mites, ticks)
- Araneae (spiders)
- Scorpiones
- Malacostraca
- Decapoda (crab, lobster, shrimp)
- Mollusca
- Bivalvia
- Gastropoda
- Cephalopoda
- Octopoda
- Teuthida (squid)
- Sepiida (cuttlefish)
- Nautilida
- Annelida
- Cnidaria
- Brachiopoda
- Echinodermata
- Porifera
Chordata - Craniata -
Vertebrata
Jawless fish
Gnathostomata
Actinopterigii (finned fish)
Sarcopterigii (lobe-finned fish)
Tetrapoda
Amphibia
Amniota
Sauropsida
Reptilia
Aves
Synapsida (Theropsida)
Mammalia
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