These dipoblastic organisms have an ectoderm and a gastroderm separated by mesoglea or mesenchyme.
These dipoblastic organisms have an ectoderm and a gastroderm separated by mesoglea or mesenchyme. They have a gastrovascular cavity and possess radial symmetry. The three main classes of this animal are anthozoa, scyphozoan, and hydrozoa. One of its characteristic features is the nematocyst, which is a structure used for stinging and adhering to prey. For ten points, name this phylum containing corals, sea anemones, and jellyfish.
These dipoblastic organisms have an ectoderm and a gastroderm separated by mesoglea or mesenchyme.
{Cnidaria}