Dichogaster is a genus of annelids belonging to the family Acanthodrilidae.
The species of this genus are found in Southern America, Africa and Eastern Asia. At least one species, <i>Dichogaster bolaui,</i> has been found to be a domicole, inhabiting human dwellings , and several others inhbabit tank bromeliads, including <i>D. bromeliocola, D. johnsoni,</i> and <i>D. sydneyi</i> in Jamaica and <i>Dichogaster arborea, D. caesitifusca, D. callaina, D. girija,</i> and <i>D. basseterrensis</i> in Guadeloupe.
Species: