Race; group.
Greek phulon, phulē, race, tribe.
Phylogeny is the branch of biology that deals with phylogenesis, the evolutionary development and diversification of a species or group of organisms; phylogenetics is the study of phylogeny and phylogenesis, undertaken by a phylogeneticist; a phylum in zoology is a principal taxonomic category that ranks above the class and below the kingdom, equivalent to the division in botany.
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