phylum


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Related to phylum: phylum Chordata, phylum Cnidaria, phylum Echinodermata

phylum

 [fi´lum] (pl. phy´la) (L., Gr.)
a primary division of the plant or animal kingdom, including organisms that are assumed to have a common ancestry.

phy·lum

, pl.

phy·la

(fī'lŭm, fī'lă),
A taxonomic division below the kingdom and above the class.
[Mod. L. fr. G. phylon, tribe]

phylum

/phy·lum/ (fi´lum) pl. phy´la   [L.] a primary division of a kingdom, composed of a group of related classes; in the taxonomy of plants and fungi, the term division is used instead. Mycologists sometimes use the word to denote any important group of organisms.

phylum

(fī′ləm)
n. pl. phy·la (-lə)
1. Biology A taxonomic category of organisms ranking below a kingdom and above a class. In the classification of plants, division often replaces phylum.
2. Linguistics A large division of possibly genetically related families of languages or linguistic stocks.

phylum

[fī′ləm]
Etymology: Gk, phylon, tribe
a major subdivision of a kingdom of organisms, representing one or more classes.

phy·lum

, pl. phyla (fī'lŭm, -lă)
A taxonomic division below the kingdom and above the class.
[Mod. L. fr. G. phylon, tribe]

phylum

The taxonomic group below kingdom and above class.

phylum

(pl. phyla) a major grouping (TAXON) into which kingdoms (e.g. the animal kingdom), are divided and which is composed of a number of CLASSES.

phylum

pl. phyla [L., Gr.] a primary division of the plant or animal kingdom, including organisms that are assumed to have a common ancestry.
References in periodicals archive ?
The microbes in this newly named Lokiarchaeota phylum carry the basic DNA of one-celled life in the archaea domain.
Group 2 (saliva, tongue, tonsils, and posterior pharyngeal wall) demonstrated a decreased relative abundance of Firmicutes compared to Group 1 replaced by increased levels of four phyla: Bacteroidetes, Fusobacteria, Actinobacteria and the candidate phylum TM7, and with a predominance of Streptococcus (approximately 20%), followed by approximately equal abundance of the genera Veillonella, Prevotella, Neisseria, Fusobacterium, Actinomyces and Leptotrichia
At the phylum level, as compared with the control, acarbose addition decreased (p < 0.
Phylogenetic relationships of phylum Rotifera with emphasis on the families of Bdelloidea.
Within the phylum Bacterioidetes the genus Hydrotalea and the unclassified Chitinophagaceae were identified.
The colonisation of this phylum was delayed by up to one year for some infants.
However, information on the C value of phylum Brachiopoda is scarce.
These tasty cockroaches of the sea (they share a phylum, Arthropoda, with insects) generated $338 million in economic activity for the state in 2012.
These taxa belong primarily to phylum Proteobacteria, but the classes and families are diverse.
One species, Paragordius varius (Leidy), was the first of the phylum to be laboratory-reared and is probably the most common and widespread gordiid species in the New World.
They classified the bacteria found in each type of soil by phylum, class, and genus using pyro-sequencing, a process that allowed them to identify up to 100 times more DNA in each sample than what they would have detected with traditional soil-sequencing methods.
This multistation laboratory uses a combination of preserved and live specimens, slides, and images to present samples of each phylum.