http://thesaurus.bhlscielo.org/vocab/pthttp://thesaurus.bhlscielo.org/vocab/pt?tema=2064Sipunculidea http://thesaurus.bhlscielo.org/vocab/pt?tema=2064 Sipuncula BT http://thesaurus.bhlscielo.org/vocab/pt?tema=2064 Sipunculiformes NT http://thesaurus.bhlscielo.org/vocab/pt?tema=2064 Golfingiiformes NT