The most important characteristics of phylum Cnidarias is
Cnidoblasts
Choanocytes
Thesocytes
Archaeocytes
As we have learned
Phylum Cnidaria / Coelenterata -
They are sessile, free living, radially symmetrical invertebrates that are acoelomate and diploblastic . Presence of nematocysts/ Cnidoblast is the characteristic of phylum cnidaria.
- wherein
Eg Aurelia (jelly fish) Adamsia, Hydra, Obella ,coral.