http://thesaurus.bhlscielo.org/vocab/pthttp://thesaurus.bhlscielo.org/vocab/pt?tema=1930Eoacanthocephala http://thesaurus.bhlscielo.org/vocab/pt?tema=1930 Acanthocephala BT http://thesaurus.bhlscielo.org/vocab/pt?tema=1930 Neoechinorhynchida NT http://thesaurus.bhlscielo.org/vocab/pt?tema=1930 Gyracanthocephala NT