Thanks to help from forum members, I am pleased to say that I know what kind of cichlids I have.
Aulonocara Hansbaenschi- Red Shoulder
Otopharanx Lithobates- Sulphur Head
Lethrinops Intermedius- Chisawasa
Metriaclima Estherae- Red Zebra
Now, only 1 more to identify...special thanks to...