Chloe Kim #1 of the United States competes in the FIS World Cup 2018 Ladies Snowboard Halfpipe final during the Toyota U.S. Grand Prix on December 9, 2017 in Copper Mountain, Colorado. Matthew StockmanâGetty Images.
The phylum name Platyhelminthes literally means flatworms.. Members of this phylum are soft, thin-bodied, leaf or ribbonlike worms, including the familiar planaria of ponds and streams, as well as the flukes and tapeworms parasitic in human and other animal bodies.
The phylum is Platyhelmenthus   The three classes are   1. turbellaria   2. trematoda   3. cestoda   Platyhelminthes is a phylum composed of three classes of fl â¦ atworms. Members of the phylum Platyhelminthes are dorsoventrally flattened   with a triploblastic body composed of three different tissue layers:   ectoderm, endoderm, and the mesoderm. These animals are bilaterally   symmetrical, meaning that a slice directly through the middle can produce   two mirror images.