Nota de aplicación
Subclass comprising three orders, Alcyonacea, Helioporacea, and Pennatulacea, of water-based organisims with around 3,000 species. Polyps have 8 pinnately branched tentacles, 8 mesenteries, and a single siphonoglyph. Nearly all colonial with internal skeletons.
Ubicación jerarquía
- faceta agentes
- .. organismo vivo (nombre jerárquico)
- .... organismo vivo (entidad)
- ...... Eucariota (dominio)
- ........ animal (reino)
- .......... Cnidaria (phylum)
- ............ Anthozoa (class)
- .............. Actiniaria (order)
- .............. Alcyonaria (subclass)
- .................. Alcyonacea (order) [+]
- .............. Ceriantharia (order) [+]
- .............. coral (animal) [+]