New Concept Art For Pixar's Movies

Here's a first glimpse at Pixar's upcoming projects for a Happy New Year! Disney/Pixar have unveiled four pieces of new concept art for their next four movies. List of the studio's teaser artworks starts with a previously released image from this June's Monsters University (above). The other three images are brand new, including their Dinosaur-oriented project, entitled The Good Dinosaur, as well as a first look at the Untitled Pixar Movie That Takes You Inside the Mind, and the Untitled Pixar Movie Dia de los Muertos. Hit the jump to check out the concept art along with a short film synopsis. The Good Dinosaur opens on May 30rd, 2014, directed by Bob Petersen (Up):

What if the cataclysmic asteroid that forever changed life on Earth actually missed the planet completely and giant dinosaurs never became extinct?

Pete Docter's The Inside Out will be released June 19th, 2015:

The inventive new film will take you to a place that everyone knows, but no one has ever seen: the world inside the human mind.

Lee Unkrich's untitled Dia de los Muertos film, believed to be aimed at 2016:

From director Lee Unkrich and producer Darla K. Anderson, the filmmaking team behind the Academy Award®-winning “Toy Story 3,” comes a wholly original Pixar Animation Studios film that delves into the vibrant holiday of Día de los Muertos.

Any thoughts?