Return to Proterosuchus page
Click here to request the MacClade data file. Please specify if you use a Mac or PC. This tree was modified September 01, 2011 with the addition of several microsaurs and the basal archosaur, Smok.
The family tree of the Reptilia and their predecessors among the Tetrapoda. The tree is diphyletic with regard to known taxa.
Click here to request the MacClade data file.