Some of them I think I know what they are... but, I don't want to say 100% without larger pics.
Just because you find fish in a mixed african tank does not mean they are hybrids... especially if you bought them from HOT. Most of the time they get placed in a mixed african tank because there are one or two left in a tank and we need to make room for new arrivials. Sure there are some hybrids.... but don't assume