Buffalo Head Cichlid - Steatocranus casuarius
Current size is roughly around 0.7" to an inch or so.
Very beautiful and smaller sized African Cichlid that gets a hump/kok like a Flowerhorn. Also known as the Humphead Cichlid, Lionhead Cichlid or Blockhead Cichlid.
Max size is around 3.5 - 4" or so.