68 cuda fender question

Hi, my name is Scott and I'm currently working on a 68 barracuda fastback. I seem to be missing the inner wheelhouse of my front left fender. ive looked through several sites and cant seem to find what im looking for. It actually looks like a wheelhouse however in various websites they offer look completely different. I dont want to buy the wrong peice...so can anyone help in this matter.:violent1: