The Ethnicity Factor and Afro-Latin American Literature

In approaching the subject of literary blackness in Latin America the question arises: how does one approach such a topic in an area like Latin America where racial mixing and myths of racial harmony would seem to render redundant, at first glance, even the posing of any such question associated with specific racial origin and distinct pride in color? How does one deal with this question? What are the problematics of literary blackness in an area some would have us believe without races? Is