platyhelminthes

platyhelminthes   Dan platyhelminthes

Another characteristic of the platyhelminthes is cephalization, which means that one end of the animal functions as a head The “head” contains a mass of nerve

Platyhelminthes are bilaterally symmetrical, soft-bodied and unsegmented animals, and are known as the �flatworms� because they are often dorso-ventrally The Platyhelminthes consist of two lineages: the Catenulida and the Rhabditophora The Catenulida, or “chain worms” is a small clade of just

ผ่า ง The first phylum within Spiralia that we will investigate is Platyhelminthes These are the The phylum Platyhelminthes includes two classes of worms that involve ants: the cestodes and the trematodes (flukes and blood