GTS Flashcards
In Ga
- Hadean
- Archean
- Proterozoic
- Phanerozoic
- 4.5 - 3.85 Ga
- 3.85 - 2.5 Ga
- 2.5 - 1.0 Ga
- 0.542 - present Ga
or
542 Ma to present
In Ma
- Cambrian
- Ordovician
- Silurian
- Devonian
- Carboniferous
- Permian
- Triassic
- Jurassic
- Cretaceous
- Paleogene
- Neogene
- Quaternary
- 542- 488 Ma
- 488 - 444 Ma
- 444 - 416 Ma
- 416 - 359 Ma
- 359 - 299 Ma
- 299 - 251 Ma
- 251 - 201.6 Ma
- 201.6 - 145.5 Ma
- 145.5 - 65.5 Ma
- 66.5 - 23 Ma
- 23 - 2.6 Ma
- 2.6 - present
In Ga
Divisions of Archean
Eoarchean (3.85 - 3.6 Ga)
Paleoarchean (3.6 - 3.2 Ga)
Mesoarchean (3.2 - 2.8 Ga)
Neoarchean (2.8 - 2.5 Ga)
In Ga/Ma
Divisions of Proterozoic
Paleoproterozoic (2.5 - 1.6 Ga)
Mesoproterozoic (1.6 - 1 Ga)
Neoproterozoic (1 - 542 Ma)
Age of Invertebrate
Cambrian
Age of Fishes
Devonian
Age of Plants
Carboniferous
Golden Age of Trilobites
Cambrian
Age of Orogeny
Devonian
Age of Cycads
Triassic
Age of Dinosaur
Jurassic
Age of Reptiles
Mesozoic
Age of Mammals
Cenozoic
Age of Acasta Gneiss
4.03 Ga
Age of Zircon in Jack Hills, W. AU
4.4
Appearance of Acritarch
Mesoarchean
Chemical evidence of life in Greenland
Greenland Stromatolite
Events in Mesoarchean
*fossil
~supercontinent formation
^orogeny
Acritarch appearance
~Ur
Events in Eoarchean
- Algoma formation
- Vaalbara formation
- Greenland Stromatolite
Event in Paleoarchean
Archean Stromatolite
-Hamelin Pool, Shark’s bay, W. AU
Events in Neoarchean
*fossil
~supercontinent formation
^orogeny
~Kenorland
Vaalbara break up
First glaciation in the Earth’s history
Huronian Glaciation
Events in Paleoproterozoic
*fossil
~supercontinent formation
^orogeny
Huronian Glaciation *Grypania Vredefort Crater Sudbury Crater ~Columbia or Nuna or Hudsonland
Events in Mesoproterozoic
*fossil
~supercontinent formation
^orogeny
^Grenville ~Pannotia ~Rodinia Mirovia (Super Ocean) *Bangiomorpha
Events in Neoproterozoic
*fossil
~supercontinent formation
^orogeny
Cryogenian Ice Age/Variangian Glaciation
~Pannotia
*Ediacaran Fauna
Iapetus Ocean
Six Paleozoic contient form the break-up of Panotia
- Gondwana –
S. America, Africa, Florida, AQ, AU, IN - Laurentia –
N America, GL, Scotland, E. RU - Baltica –
RU, Scandinavian, PL, N. DE - Siberia –
RU, Asia - Kazakhstania
- China –
All of SE Asia, Indochina, TH, MY
First appearance of:
Trilobites, jawlessfishes, benthic (Ostracoderms)
Forams, octopus, clams, snails, mollusks,
archaeocyathids-first reef builders,
Brachiopods, gastropods, echinoderms, ostracods,
conodonts, algae, graptolites
Cambrian
First Reef Builders
Archeocyatids
First Eukaryotes
Bangiomorpha
oldest known megafossil in Negaunee Iron Formation in Michigan
Grypania
oldest and largest ice age (Snowball Earth pt. 1)
Huronian Glaciation
First orogeny to affect the Appalachian Mobile Belt
Taconic Orogeny
First appearance of :
- Nautiloids - Dominant predators
- Fungi appeared on Land
- First Non-vascular plants (Moss)
- Eureotyrids (Sea Scorpions)
Ordovician