dumosus species-group

Diagnosis. Male. Mandible tridentate, head very long, developed posteriorly the eye tops, median clypeal lobe much produced. Pronotal and metapectal-propodeal complexs elongate. T2 with pair of antero-lateral depressions. Paramere wide. Aedeagal ventral ramus very long and ventral side basiparamere much developed. Remarks. This species-group contains two species: D. dumosus Evans, 1966 and D. longicephalus Azevedo, the former recorded from Espírito Santo for the first time in this study.

Distribution. Brazil (Pará, Espírito Santo and Santa Catarina).