That chevrolet straight-up cannibalized the 1964 Pontiac Banshee concept for the 65 Corvette Mako Shark concept, and the eventual c3 Corvette.

64 banshee:

65 Corvette Mako Shark:

c3 Corvette:

The Corvette itself clearly takes more styling cues from the banshee, and is it any coincidence that the banshee was cancelled for fear of cannibalising Corvette sales?