Phylum porifera; class calcarea; class demospongiae; morphological diversity; class hexactinillida; phylum cnidaria; class hydrozoa; class anthozoa; morphological diversity; class scyphozoan; phylum ctenophora; class tentaculata; phylum platyhelminthes; class turbellarian; phylum nemertea; phylum mollusca; class polyplacophora; class scaphopod; class gastropoda; class bivalvia; class cephalopoda; phylum echiura; phylum sipuncula; phylum annelida; class polychaeta; phylum arthropoda; class ostracoda; class maxillopoda; class malacostraca; class diplopoda; class insecta; phylum echinodermia; class crinoidea; class echinoidea; class opiuroidea; class asteroidea; class holothuroidea; phylum chordata; class ascidacea; phylum chaetognatha; phylum entoprocta; phylum chordata; phylum hemichordata; phylum brachiopoda; phylum poronida; microscope slides; phylum porifera; class calcarea; phylum cnidaria; class hydrozoa; class scyphozoan; class anthozoa; phylum platyhelminthes; class turbellarian; class trematoda; class cestoda; phylum nematoda; phylum rotifera; phylum mollusca; class gastropoda; class bivalvia; class cephalopoda; phylum annelida; class oligochaeta; class polychaeta; phylum arthropoda; phylum echinodermata; class asteroidea; class echinoidea; class holothuroidea; video clips.
