I have been trying to locate some of these for the past several years ever since I read Don Danko's article on them. If anyone has fry, sub-adults, or young pairs they want to part with or know anyone who does, PM me.
http://cichlidae.com/article.php?id=166 is the article I'm referring to
http://cichlidae.com/article.php?id=166 is the article I'm referring to