One is currently called "The Untitled Pixar Movie About Dinosaurs" and the other is "The Untitled Pixar Movie That Takes You Inside The Mind".
Hopefully these don't go the way of Newt. Getting back on track!
http://www.cinemablend.com/new/Pixar-Planning-New-Movies-About-Dinosaurs-And-The-Mind-26341.html
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