Triassic
Links
The Triassic Period
http://www.ucmp.berkeley.edu/mesozoic/triassic/triassic.html
An overview of the period from the UC Berkeley Museum of Paleontology.
A Preliminary Biomechanical Analysis of Phytosaur Life Habits
http://www.faculty.de.gcsu.edu/~bwall1/Publications/Phytosaur.htm
A brief article, with photo of skeletal reconstruction, of this Triassic animal.