Phylum Kingdom Animalia -

The phylum Chordata consists of animals with a flexible rod supporting their dorsal or back sides The phylum name derives from the Greek root word chord-

In James Valentine's words, 'phyla are morphologically-based branches of the tree of life' Phylum names can never be used to group together animals from

phylum additional named species being called to my attention Chapter 2 CLASS PERKINSASIDA Phylum APICOMPLEXA Levine , 1970 Apical 8 The Protozoan Phylum Apicomplexa

phylum The phylum Chordata contains all of the animals that have a rod-like structure used to give them support In most cases this is the spine or