New species and new records of Monohelea Kieffer (Diptera, Ceratopogonidae) from Brazil.

Two new Brazilian species of Monohelea Kieffer are described and illustrated based on male specimens, Monoheleacapixaba sp. nov. from Espírito Santo and Monoheleacoimbrai sp. nov. from Rio de Janeiro. New records for M.aguirrei Tavares & Souza, M.archibaldoi Tavares & Souza and M.maculipennis (Coquillet) are given based on specimens from Espírito Santo (all three species) and Amapá ( M.maculipennis only). All specimens are deposited in the Ceratopogonidae Collection of Fundação Oswaldo Cruz, Brazil.