http://inhabitat.com/project-flake-concept-car-what-if-cars-behaved-like-living-breathing-creatures/rsz-da-feng-project-flake-2/
In it's solid, unruffled state this is a good example of a high-centered car with ground-hugging spats.
http://www.retronaut.com/2013/08/the-airmail-streamline-car/
Much like the reverse-cambered 30s beer truck sgtlethargic posted. A 50/50 morph of these two would pretty much be my current dream car, a bustle-back re-fendered Beetle.