The oldest Gondwanan fossil of Leiinae (Diptera, Mycetophilidae): Phylogenetic and evolutionary implications.

A fossil Mycetophilidae from the Aptian Crato Formation-Cretomanota gondwanica gen. nov., sp.

Taxonomy of Tabanus trivittatus species-group (Diptera: Tabanidae), with description of five new species.

The group of species related to Tabanus trivittatus include horse flies with striped abdomens and partially bare, inflated, subcallus. Herein we describe five new species and raise the number of valid species from 15 to 20, four of which occur in Brazil: T. albocapilus sp.

FAMILY RHAGIONIDAE.

The family Rhagionidae is one of the oldest Brachyeran lineages. Its monophyly is still uncertain. There are four rhagionid genera distributed in Neotropical Region but only three species of Chrysopilus are found in Colombia.