Loading presentation...

Present Remotely

Send the link below via email or IM


Present to your audience

Start remote presentation

  • Invited audience members will follow you as you navigate and present
  • People invited to a presentation do not need a Prezi account
  • This link expires 10 minutes after you close the presentation
  • A maximum of 30 users can follow your presentation
  • Learn more about this feature in our knowledge base article

Do you really want to delete this prezi?

Neither you, nor the coeditors you shared it with will be able to recover it again.


Make your likes visible on Facebook?

Connect your Facebook account to Prezi and let your likes appear on your timeline.
You can change this under Settings & Account at any time.

No, thanks


No description

samantha moore

on 15 April 2011

Comments (0)

Please log in to add your comment.

Report abuse

Transcript of Oligocene

Oligocene "The Age of Mammals"
Eon: Phanerozoic
Era: Cenozoic
Period: Paleogene
34 - 24 million years ago By: Samantha Moore Dominant Life Forms Apperance of the first elephants with trunks, early horses, and the apperance of many grasses http://www.ucmp.berkeley.edu/tertiary/oli.html Major Extinctions Tectonic Activity Tectonic plate movement is still changing
Africa and Europe nearly colide
India crashes into Asia; forms Himalayans
Australia separates from Antarctica

http://www.sdnhm.org/exhibits/mystery/fg_timeline.html Rock Type of Oligocene Period Most of the rock formed in the Oligocene period is sedimentary.
Some mountain building occurred
Fossils found of clams, shells, leaves, and tree branches http://www.wenval.cc/rdawes/lectures/lect8.html unidentified shell fossil from the Oligocene period Climate The temperature got much cooler in the Oligocene Period.
Antarctica was freezing up
Temperature was mild and temperate in North America http://www.infoplease.com/ce6/sci/A0836567.html http://library.thinkquest.org/20886/oligocene.html mesothermal dicotyledons (a group of flowering plants) went extinct
the "true rhinoceros" family went extinct
A major extinction event called the "Grande Coupure" occurred. www.ucmp.berkeley.edu/tertiary/oli.html Species! "hyaenodon" "mesohippus" "mesonyx" "basilosaurus" "prorastomus" "rhinocerotoids" "chalicotheriids" "anthracotheres" "didymictus" "potamotherium" "cashews trees" "lychee trees" "beech trees" "cyperaceae" "typha" "clupea" "pseudo" "serranus" "brontotherium" "bahinia" The End! :)
Full transcript