In museum study, sea anemones and corals lack a medusa stage and are studied as flower-like cnidarians. The specimen or feature is best linked with:

Sea anemones and corals belong to Anthozoa. Members of this class are polyp-only cnidarians and include many reef-building species. This MCQ belongs to the Cnidaria topic in Animal Diversity-I and is written to test concept understanding rather than memorized wording.