It definitely sounds like he is trying to get her to spawn. This is a pretty normal thing in any African Cichlid tank. Aslong as your female isn't getting beaten up to badly you don't want to remove her.
Don't be suprised if you notice her holding in the next day or two! :thumb:
Not that it can't be possible but its not unheard of for lfs's to sell fish as something they are not. Its not uncommon to read posts here where the fish store told the buyer it was one kind of fish and it ended up being something different. Wild caught is hard to prove or disprove unless you are the one catching the fish or got it from a reputable source. IMO LFS's are not reputable sources. My LFS has frequently lead my astray with misinformation and lack of knowledge. Thankfully I found this forum as its full of information from many experienced people