Geologic Time

Precambrian Time

Period: Jan 1, 2015 to Nov 17, 2015

First Crustal Rocks Form

Jan 10, 2015

First Known Unicellular Life Appears

Jan 31, 2015

First Multicellular Life Appears

Oct 12, 2015

How did Multicellualr Life Evolve?

First Fungi Appear

Oct 28, 2015

First Shelled Organisms, Such As Arthropods and Mollusks Appear

Nov 15, 2015

Paleozoic Time

Period: Nov 18, 2015 to Dec 12, 2015

First Land Plants Appear

Nov 24, 2015

http://ecflora.cavehill.uwi.edu/bio_courses/bl14apl/conq.htm

First Arthopods Appear on Land

Nov 27, 2015

https://www.youtube.com/watch?v=-jNNvjJkLoc

First Amphibians Appear

Dec 3, 2015

http://www.edgeofexistence.org/amphibian_conservation/ancient_amphibians.php

Pangea Forms

Dec 10, 2015

First Reptiles Appear

Dec 10, 2015

Mesozoic Time

Period: Dec 13, 2015 to Dec 26, 2015

Pangea Breask Apart

Dec 14, 2015

First Primative Birds Appear

Dec 14, 2015

First Flowering Plants (angiosperms) Appear

Dec 17, 2015

http://news.harvard.edu/gazette/1999/12.16/angiosperms.html

First Mammals Appear

Dec 20, 2015

First Modern Birds Appear

Dec 20, 2015

Cenozoic Time

Period: Dec 26, 2015 to Dec 31, 2015

Most Modern Mammals Appear

Dec 27, 2015

First Grasses Appear

Dec 29, 2015

First Hominids Appear

Dec 29, 2015

https://www.youtube.com/watch?v=gkM3iFn7eLc

Modern Ice Age Begins

Dec 30, 2015

Modern Humans Appear

Dec 31, 2015