title: Neotropical Monogenoidea. 56. New species of Anacanthorus (Dactylogyridae) from the gills of matrinchã, Brycon orthotaenia (Characiformes: Characidae), in the Rio São Francisco, Brazil.
authors.affiliation: Curso de Pós-Graduação em Ciências Veterinárias, Universidade Federal Rural do Rio de Janeiro, Seropédica, Rio de Janeiro, 23890-000, Brazil.
authors.forename: Cassandra M
authors.initials: CM
authors.lastname: Monteiro
authors.forename: Delane C
authors.initials: DC
authors.lastname: Kritsky
authors.forename: Marilia C
authors.initials: MC
authors.lastname: Brasil-Sato