http://thesaurus.bhlscielo.org/vocab/pthttp://thesaurus.bhlscielo.org/vocab/pt?tema=1886Hirudinea http://thesaurus.bhlscielo.org/vocab/pt?tema=1886 Clitellata BT http://thesaurus.bhlscielo.org/vocab/pt?tema=1886 Rhynchobdellida NT http://thesaurus.bhlscielo.org/vocab/pt?tema=1886 Branchiobdellida NT http://thesaurus.bhlscielo.org/vocab/pt?tema=1886 Arhynchobdellida NT http://thesaurus.bhlscielo.org/vocab/pt?tema=1886 Sanguessuga UF