Names of my cichlids

[Atv2402]

Hi
So I have a 55 gal tank with two fluval 307 two spray bars. My tank is now cycled after a very long 9 week. I was so desperate to put fish in that when the lfs didn't have Whot I wonted I just said give me any 4 peacock cichlids

Now Iv had them for a month but would like to know whot kind off peacock they are and the sex if possible

 

[bill.marshall]

Obe I think that's how you spell it