Six new Micrathyria Kirby, 1889 larvae from Brazil are described and compared to those described by SANTOS (1968, 1972, 1978) and NEEDHAM (1943). The distribution of the species is studied based on material deposited in colection of Museu Nacional, Universidade Federal do Rio de Janeiro (MN-UFRJ).
Odonata; Libellulidae; Micrathyria; larvae; taxonomy