New species and new records of Kieffer from eastern Amazon, Brazil (Diptera: Ceratopogonidae).

Seven new species of Monohelea Kieffer are described and illustrated and new records from M. affinis Felippe-Bauer & Spinelli, M. guaimiesi Lane & Wirth and M.

New Neotropical Culicoides and redescription of Culicoides reticulatus Lutz (Diptera: Ceratopogonidae).

Seven new species of the Culicoides reticulatus species group are described and illustrated based on specimens from Colombia, Panama and Brazilian states of northern (Amazonas, Pará and Roraima) and southeast region (Rio de Janeiro). The new species are compared with their similar congener, Culicoides reticulatus Lutz, and a systematic key, table with numerical characters to the females of the species are provided. Redescription of Culicoides reticulatus Lutz is given based on type series deposited in the Ceratopogonidae Collection of the Oswaldo Cruz Foundation, Brazil.

New Culicoides Latreille of the subgenus Mataemyia Vargas from Pará, Brazil (Diptera: Ceratopogonidae).

Two new species of Culicoides Latreille of the Neotropical subgenus Mataemyia Vargas are described and illustrated based on female specimens from Juruti, Pará, Brazil and compared with their similar congeners. This paper also presents a diagnosis of the subgenus Mataemyia and a systematic key for the identification of the 19 species of the subgenus.

Two new biting midges from Pará, Brazil (Diptera: Ceratopogonidae).

Two new species of Culicoides Latreille of the subgenus Haematomyidium Goeldi are described and illustrated based on female specimens from Pará, Brazil. The new species are compared with their similar congeners.

A new Culicoides (Diptera: Ceratopogonidae) of the reticulatus species group from Brazilian Amazon Region.

A new species of the Culicoides reticulatus species group, Culicoides kuripako Felippe-Bauer, is described and illustrated based on females and male specimens from the states of Amazonas and Pará, Brazil. The new species is compared with its similar sympatric congener, Culicoides paucienfuscatus Barbosa.