(biology) the major taxonomic group of animals and plants; contains classes
A series of animals or plants genetically connected.
One of the larger divisions of the animal kingdom; a branch; a grand division.
1. One of the primary divisions of the animal or vegetable kingdom, such as the Vertebrata or the Protozoa; it is the division next below the subkingdom and above the subphylum. 2. The history of the evolution of a genus or species graphically represented.