A rank in the classification of organisms, below kingdom and above class; also called a division, especially in describing plants; a taxon at that rank
A group or category used in the taxonomic and/or phylogenic classification of organisms A phylum is composed of one or more classes In the classification of plants the category division is often used synonymously
A division of plants and animals It ranks below a kingdom and above a class Its members are believed to have a common evolutionary ancestor Also called subkingdom
in taxonomy and systematics, the highest level of classification below the kingdom For instance, Mollusca (slugs, snails, clams, squids, etc ) constitute a phylum [JVG]
The second highest taxonomic classification for the kingdom Animalia (animals), between kingdom level and class level The phylum Chordata includes all of the "higher" animals, including fish, amphibians, reptiles, birds, and mammals while Arthropoda picks up the insects, spiders, and crustaceans
a major division of a biological kingdom, consisting of closely- related classes; represents a basic fundamental pattern of organization and, presumably, a common descent
Second rank in Taxonomic system Kingdom, Phylum, Class, Order, Family, Genus, Species In Plant Classification Phylum can be known as a Division Biology - Flora & Fauna Ref MM