Nota de aplicación
Members of a class containing 2,100 living species of marine invertebrates having a body comprising a central round disk from which radiate five long, slender, fragile arms used for locomotion; the arms can be broken off but quickly regenerate.
Ubicación jerarquía
- faceta agentes
- .. organismo vivo (nombre jerárquico)
- .... organismo vivo (entidad)
- ...... Eucariota (dominio)
- ........ animal (reino)
- .......... Echinodermata (phylum)
- ............ Asteroidea (class)
- ............ Crinoidea (clase) [+]
- ............ Echinoidea (class) [+]
- ............ Ophiuroidea (class)