Adi？？es ao gênero Glossodrilus (Oligochaeta, Glossoscolecidae)

four new species of glossodrilus, g. mairaro, g. arapaco, g. oliveirae and g. tico, are described from the region between 3o - 5on and 58o - 62ow, including part of brazil, venezuela and guyana. a new occurrence is indicated for g. schubarti. the subgenus glossodrilus (tonperoge) is invalidated. a pragmatic system is presented to group the 31 species and subspecies of glossodrilus.