Abstract
The macro and micro fauna of invertebrates present in the intracratonic basins of Paraná and Parnaíba are relatively well studied and documented in the literature in general, on the other hand, in the Parecis and Alto Tapajós basins, paleofaunistic studies are extremely poor. Recent work shows that during the end of the Eifelian to the Frasnian (Middle-Upper Devonian), from global climati…