“…For the taxonomy of the world Anoplura, the works of Ferris (1919Ferris ( , 1921Ferris ( , 1951 are still the standard references. The study of this group among us had its main authority in FL Werneck (1932a, 1933, 1934, 1937, 1952, 1953a,b, 1955, researcher of the Instituto Oswaldo Cruz. The Haematopinidae parasitize ungulates; the Linognathidae, dogs and ruminants; the Pediculidae, primates; the Hoplopleuridae are in general parasites of rodents; the Echinophthiridae parasitize marine mammals; and the Neolignathidae are parasites of insectivorous mammals.…”