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56 terms

Important evol dates

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First shellfish and corals
cambrian
First land plants
silurian
First fish
ordovician
First insects
devonian
first reptiles
carboniferous
first dinosaurs
triassic
first mammals
triassic
first birds
jurassic
first flowering plants
cretaceous
first horses
eocene
first whales
eocene
first monkeys
eocene
first apes
oligocene
first hominids
miocene
first modern human
pleistocene
Origin of animal phyla, invasion of land (era)
paleozoic
age of reptiles, origin of angiosperms and birds (era)
mesozoic
age of mammals (era)
cenozoic
age of fish
devonian
Limestone fossils from Nashville come from this period
Ordovician
tetrapod origins
late devonian
Mammal like reptiles dominant in
late permian, early triassic
Most insect orders in place by the (era)
mesozoic
Mammals increase in diversity here (epoch)
paleocene, early eocene
extinction of the megafauna
pleistocene
Pangaea in
Triassic
Pangaea splits into Laurasia and Gondwanaland
Triassic, split in late Jurassic
Ediacaran fauna
precambrian
Burgess shale
cambrian
trilobites and ammonoids
silurian
1st true mammals
late triassic
move to land
devonian
mososaurs, plesiosaurs ichtyosaurs diversified at end of
triassic
ice ages occurred in the
pleistocene
Mammalian radiation
paleocene
All species of hominids coexisting in Kenya
pleistocene
origin of mitochondria (era)
Precambrian
transition from fish to amphibians (period)
Devonian
evolution of plants (ferns) with vascular tissues (era)
Paleozoic
Emergence of H. sapiens (period)
quaternary
First true mammals
triassic
diversification of the teleost fishes (era)
cenozoic
adaptive radiation of mammals (epoch)
paleocene
inland sea covers Nashville, resulting in formation of fossils (period)
ordovician
plesiosaurs roamed the sea (era)
mesozoic
formation of mitochondria
precambrian
highest diversity of life of earth (era)
cenozoic
Initial dominance of mammal like reptiles (period)
Permian
archaeopteryx
jurassic
most recent formation of a land bridge over the Bering Strait (epoch)
Pliocene
origin of archaebacteria (era)
precambrian
first true mammals (period)
triassic
time of peak placoderm diversity (period)
devonian
Great change in relative proportions of major taxa in plant communities (period)
cretaceous
transition from sarcopterygians to tetrapods (period)
devonian
events described by the endosymbiont hypothesis (era)
precambrian