The Cambridge natural history, Vol. 02 (of 10)POLYZOAReading editionChapter navigation33 reading sectionsGo to chapterChoose a chapter…Front matterSCHEME OF THE CLASSIFICATION ADOPTED IN THIS BOOKPLATYHELMINTHES AND MESOZOAChapter IChapter IIChapter IIIChapter IVNEMERTINEAChapter VNEMATHELMINTHES & CHAETOGNATHAChapter VIChapter VI · (continued 2)Chapter VIIROTIFERA, GASTROTRICHA, AND KINORHYNCHAChapter VIIIARCHIANNELIDA, POLYCHAETA, AND MYZOSTOMARIAChapter IXChapter XChapter XIChapter XIIOLIGOCHAETA (EARTHWORMS, ETC.) AND HIRUDINEA (LEECHES)Chapter XIIIChapter XIII · (continued 2)Chapter XIVGEPHYREA AND PHORONISChapter XVChapter XVIPOLYZOAChapter XVIIChapter XVIIIChapter XIXChapter I · NDEXChapter I · NDEX (continued 2)Previous chapter ←Chapter XVINext chapter →Chapter XVIIAll chapters and sections (33)Opening pagesFront matterOther sectionsSCHEME OF THE CLASSIFICATION ADOPTED IN THIS BOOKPLATYHELMINTHES AND MESOZOAChapters1234Other sectionsNEMERTINEAChapters5Other sectionsNEMATHELMINTHES & CHAETOGNATHAChapters667Other sectionsROTIFERA, GASTROTRICHA, AND KINORHYNCHAChapters8Other sectionsARCHIANNELIDA, POLYCHAETA, AND MYZOSTOMARIAChapters9101112Other sectionsOLIGOCHAETA (EARTHWORMS, ETC.) AND HIRUDINEA (LEECHES)Chapters131314Other sectionsGEPHYREA AND PHORONISChapters1516Other sectionsPOLYZOAChapters171819Other sectionsChapter I · NDEXChapter I · NDEX (continued 2)BY◇SIDNEY F. HARMER, M.A.◇Fellow of King's College, Cambridge◇← CHAPTER XVICHAPTER XVII →