phyla

n.

（生物分类学上的）门，语群（比语系关系松散的一种语言）(phylum的复数)；（生物分类学上的）门，语群（比语系关系松散的一种语言）( phylum的名词复数 )；

On the origin of phyla
THE AGE AND RELATIONSHIPS OF THE MAJOR ANIMAL PHYLA
Origin of the metazoan phyla: Molecular clocks confirm paleontological estimates
Animal Evolution. Interrelationships of the living Phyla
A critical reappraisal of the fossil record of the bilaterian phyla
Divergence time estimates for the early history of animal phyla and the origin of plants, animals and fungi
Fermentation, Hydrogen, and Sulfur Metabolism in Multiple Uncultivated Bacterial Phyla
The grapevine genome sequence suggests ancestral hexaploidization in major angiosperm phyla.
The Planctomycetes, Verrucomicrobia, Chlamydiae and sister phyla comprise a superphylum with biotechnological and medical relevance.
Characterizing a model human gut microbiota composed of members of its two dominant bacterial phyla