taxonomy
science of naming, defining and classifying organisms
evolutionary taxonomy
branch of biological classification
Sexual System of plants
Biological classification (taxonomy) of plants set up by Carl Linnaeus
segregate
taxon split from another taxon
dinosaur classification
various classifications of Dinosauria
dinosaur classification
various classifications of Dinosauria
bacterial taxonomy
Taxonomy of the bacteria
mammal classification
Wikimedia list article
Two-domain system
biological classification system
animal taxonomy
science of naming, defining and classifying animals
Taxonomy of Allium
classification of the plant genus Allium