Nota de aplicación
Members of a class containing around 10,000 species of marine worms having well-defined segmentation of the body, differentiated head with eyes, two sexes, and swimming appendages bristles, including rag worms, lugworms, bloodworms, sea mice, and others.
Ubicación jerarquía
- faceta agentes
- .. organismo vivo (nombre jerárquico)
- .... organismo vivo (entidad)
- ...... Eucariota (dominio)
- ........ animal (reino)
- .......... Annelida (phylum)
- ............ Clitellata (class) [+]
- ............ Echiura (class) [+]
- ............ Oligochaeta (class) [+]
- ............ Polychaeta (class)