ANELÍDEOS

                      POLIQUETAS                         LATIM: Annelus = Pequeno anel
                     /
ANNELIDA-OLIQUETAS
                    \
                      HIRUDINETAS


CARACTERÍSTICAS:


1. EUCARIOTOS:


2. BILATERALIDADE:


3. TRIBLÁSTICOS:


4. CORPO SEGMENTADO - METÂMERO


5. PRESENÇA DE CERDAS - LOCOMOÇÃO
                                               \
                                                 RESPIRAÇÃO (AQUATICOS MARINHOS)





6. CORPO REVESTIDOS POR CUTICULAS FINAS E FLEXIVEIS:



7. MÚSCULOS BEM DESENVOLVIDOS:
             |            \
CIRCULARES    LONGITUDINAIS



8. SISTEMA DIGESTORIO COMPLETO:

                                                                        CORAÇAO
                                                                      /
9. SISTEMA CIRCULATORIO FECHADO - VASOS
                                                            |         \
                                                    SANGUE   SANGUE (COM CÉLULAS SANGUÍNEAS)
                                                    CIRCULA
                                                     DENTRO
                                                          DE
                                                      VASOS
                                                         |         \
                                                    VEIAS     ARTÉRIAS
                                          
                                                                              OLIGOQUETA
                                                                            /
                                 CUTÂNEA (EPIDERME)
                               /                                           \
10. RESPIRAÇÃO                                               HIRUDINEOS
                               \
                                 BRANQUIAL (BRANQUIAS) POLIQUETOS



11. SISTEMA NERVOSO:






CELULAS FOTORRECEPTORAS

CELULAS DO TATO

CELULAS DO PALADAR



12. MONÓICOS (HEMAFRODITAS)