68 Barracuda trunk lid medallion

The fish in the ring

http://www.hamtramck-historical.com/images/dealerships/DealershipDataBook/1968/68_Barracuda0004.jpg

from the 68 Barracuda factory data book. It seems it was on the hood like in 67, but not on the trunk. There is only one image of the trunk in that data book so not overwhelmingly convincing.