We think that our cacao is a resistant hybrid of the original "criollo" that is called "trinitario" (from the island of Trinidad). This is also confirmed by the FHIA (Honduran federation of agricultural research http://fhia.org.hn ) from which we also purchased several varieties of plants.
However a fairly recent DNA genetic study, titled as follows, seems to identify the genetics of our cacao as criollo:
Geographic and Genetic Population Differentiation of the Amazonian Chocolate Tree
Published in 2008. Click here for the full study.