I.Cnidaria D.Anthozoa More species than Hydrozoa or ScyphozoaMore species than Hydrozoa or Scyphozoa No medusa stageNo medusa stage Polyps more complex.
AprilJanOctJuly Northern hemisphere 0 20 40 60 Southern hemisphere 0 20 40 0 o -23 o N and S 23 o -43 o N and S.
Chapter 14 Coral Reefs. Corals Corals are _____, a phylum of animals characterized by the presence of _____ on their tentacles Corals are _____, a phylum.
