Taxonomy Rank Reference

Biological taxonomy classifies all life into a nested hierarchy. The Linnaean system uses 8 major ranks — from the broadest (Domain) to the most specific (Species).

Homo sapiens
Dog
Fruit Fly
Oak Tree
E. coli
RankNameDescription
Mnemonic: "Dear King Phillip Came Over For Good Soup" — Domain, Kingdom, Phylum, Class, Order, Family, Genus, Species