title: A new species of Aquanirmus Clay & Meinertzhagen (Phthiraptera: Philopteridae) parasitic on the Great Grebe, Podiceps major (Aves: Podicipedidae), in Argentina and Chile.
abstract: The new species Aquanirmus major Cicchino & González Acuña found on the Great Grebe, Podiceps major, from different localities of Argentina and Chile, is described and illustrated, giving comments on its affinities and differences with the remaining three species included in the Aquanirmus emersoni-species complex.
authors.affiliation: Laboratory de Artrópodos, Department de Biología, University Nacional de Mar del Plata, Provincia de Buenos Aires, Argentina. cicchino@copetel.com.ar
authors.forename: Armando C
authors.initials: AC
authors.lastname: Cicchino
authors.forename: Daniel A
authors.initials: DA
authors.lastname: González-Acuña
mesh_terms: D000818:Animals; D001118:Argentina; D001717:Birds / Q000469:parasitology*; D002677:Chile; D005260:Female; D008297:Male; D008003:Phthiraptera / Q000033:anatomy & histology / Q000145:classification* / Q000502:physiology*