Time periods quiz Flashcards
Precambrian
Few fossils
bachteria colonies,
jellys,
sponges,
algea
Cambrian
invertebrets
trilobites,
small shelly fossils,
exoskelitons
Ordovician
Corals,
small vertabrets
first fish appear
paleozonic
cambrian-permian
silurian
first arthropods
early land plants
crinoids
devonian
bigger diversity of fish
forest fossils
placoderms
Carboniferous
amphibians
large plants
reptiles
large corals
insects
permian
Reptiles diversify
ammanoids-shelled sea creatures
mesozonic
triastic-cretaceous
Triastic
mammals
crocodillians
early dinosaurs
Jurrasstic
Stegosaurus
Brachiosaurus
first birds
Cretaceous
Marine reptiles-lizards
flowering plants
dinosaurs peak
Cenozonic
Paleogene and Neogene
Paliogene
large animals
mammal diversifying
birds diversify
age of mammals
neogene
grass and land plants diversify
human fossils
large animals