Please enable JavaScript.
Coggle requires JavaScript to display documents.
Eras - Coggle Diagram
Eras
Mesozoic
Duration
245 to 65 million years
Periods
Triassic, Jurassic and Cretaceous
Plant life
There were forests of gimkgos, giant ferns, conifers similar to pines and plants similar to palm trees called cycad
Animal life
More modern teleost fish begin to appear.Ammonites, belemnites, rudist bivalves, equinoids and sponges are common.
Important geological events
The Mesozoic era is divided into three periods: Triassic, Jurassic and Cretaceous. Flowering plants and new types of insects proliferate. More modern teleost fish begin to appear. Ammonites, belemnites, rudist bivalves, equinoids and sponges are common.
Cenozoic
Duration
Not determinate
Periods
Tertiary and
Quaternary
Plant life
Inserctivolo
Animal life
Ages of mamals
Important geological events
The Hawaian Island Emperor Seuamontchain indicates a change in direction of the Pacific Plate during the Cenozoic Era.
Paleozoic
Duration
290 million years duration, started 541 million years ago and ended about 252 million years ago.
Periods
Cambrian, Ordovician, Silurian, Devonian, Carboniferius
Plant life
Vascular and pteridophyte (or fern) plants develop, especially abundant
Important geological events
It ranges from the appearance of animals with shell or exoskeleton, to the emergence of
the earliest amphibians and reptiles.
Animal life
Acuatic life: algae, sponges, corals, brachiopods, bivalve molluscs, gastropods and cephalopods
Among the arthropods, the trilobites and the first insects stand out; besides, also the