CONTENIDO

Introducción

PHYLUM: CHORDATA                                      

• Clase: Mammalia (Los mamíferos)             
• Clase: Aves (Las aves)                                     
• Clase: Reptilia                                                     
• Clase: Amphibia                                                   

LOS PECES                                                                  

VERTEBRADOS FOSILES DEL ECUADOR           

INVERTEBRADOS O ANIMALES SIN VERTEBRAS

PHYLUM: ARTHROPODA          

• Clase: Crustacea                                              
• Clase: Miriapoda                                               
• Clase: Insecta                                                      
• Clase: Arachnida                                                 

PHYLUM: MOLLUSCA                                                 

PHYLUM: ECHINODERMATA                                   

PHYLUM: ANNELIDA                                                   

PHYLUM: PLATHELMINTHES                                   

PHYLUM: ASCHELMINTHES o NEMATHELMINTHES

PHYLUM: COELENTERATA                                       

PHYLUM: PORIFERA                                                     

PHYLUM: PROTOZOA                                                  

Indice alfabético