In biology, a phylum (/ ˈ f aɪ l əm /; pl.: phyla) is a level of classification or taxonomic rank below kingdom and above class. Traditionally, in botany the term division has been used instead of phylum, although the International Code of Nomenclature for algae, fungi, and plants accepts the terms as equivalent.

2017年4月28日 · Phylum is a taxonomic ranking that comes third in the hierarchy of classification, after domain and kingdom. Organisms in a phylum share a set a characteristics that distinguishes them from organisms in another phylum.

2023年8月3日 · The Animal Kingdom comprises around 40 phyla, albeit several include few or poorly understood organisms. The most well-studied, abundant, and major animal phyla are nine in number, and their features are described below:

2023年5月29日 · Phylum is a taxonomic rank below Kingdom and above Class in biological classification, especially of animals. In plants, the corresponding rank is Division. Example: Phylum Chordata includes Class Mammalia (mammals), Class Aves (birds), Class Ascidiacea (sea squirts), etc. These animals have notochords at some point in their life cycle.

2020年2月27日 · The Kingdom Animalia is currently divided into 32 phyla (singular phylum). Generally speaking, people consider the animals of this world to be divided into two groups, the ‘vertebrates’ (those with backbones) and the ‘invertebrates’ (those without backbones).

The meaning of PHYLUM is a direct line of descent within a group. How to use phylum in a sentence.

2025年1月4日 · In biology, a phylum is a level of classification used to group organisms based on their shared physical characteristics and evolutionary relationships. A phylum is the third highest taxonomic rank, below kingdom and above class.