Phylum Cnidaria Part 1: Introduction and Broad Characteristics

Cnidaria - Biology cnidaria Cnidaria is correlated with the presence of the medusa stage, the gene having been lost in clades that ancestrally lack a medusa (anthozoans cnidaria The term cnidaria is derived from stinging cells, called cnidocytes, present in this group They have a, two layered, sac body plan; the outer tissue layer is a

cnidaria The meaning of CNIDARIA is a phylum of more or less radially symmetrical invertebrate animals that lack a true body cavity, possess tentacles studded with