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25 terms

geologic time record

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even
ediacaran
camals
cambrian
ordinarily
ordovician
sit
siluvian
down
devonian
carefully
carboniferous
perhaps
permian
their
triassic
joints
jurassic
creak
cretaceous
please
palogene
niggah
neogene
ediacaran 3500
oldest fossil cells (prokaryotes)
ediacaran 2700
concentration of atmospheric oxygen increases
ediacaran 2100
oldest fossils of eukaryotic cells
cambrian
explosion increases diversity of animal phyla
ordovician
colonization of land by fungi, plants and animals
carboniferous
origin of reptiles
permian
extinction of most marine and terrestrial organisms
triassic
origin of mammals
jurassic
dinosaurs abundant and diverse
cretaceous
many groups of organisms (including dinosaurs) go extincts
paleogene/paleocene
major radiation of mammals, birds and insects
paleogene/oligocene
origin of primates
neogene/pleistocene
ice age, humans appear