hemisphaericus species-group

Diagnosis. Male. Mandible bidentate. T2 with lateral pair elliptical pits, inner part of covered by translucid sclerite, so that hole hemispheric.

Remarks. This species-group contains six species: D. ferocus Azevedo, 2003, D. vampirus Azevedo, 2003, D. hemisphaericus Azevedo, 2003, D. gordus Azevedo, D. undatus Azevedo, and Dissomphalus fredi sp. nov., the latter three species are recorded from Espírito Santo.

Distribution. Ecuador, Peru and Brazil (Amazonas, Pará, Rondônia, Espírito Santo, Rio de Janeiro, São Paulo, Paraná and Santa Catarina).