The major taxa, arranged from broadest to most specific, are:
Domain
- Bacteria
- Archaea
- Eukarya
Kingdom
- Animalia
- Plantae
- Fungi
- Protista
Phylum
- Porifera
- Cnidaria
- Platyhelminthes
- Nematoda
- Annelida
- Mollusca
- Echinoderm
- Chordata
Class
- Mammalia
- Aves
- Reptilia
- Amphibia
- Actinopterygii
- Chondrichthyes
Order
- Primates
- Rodentia
- Carnivora
- Artiodactyla
- Perissodactyla
- Cetacea
- Chiroptera
- Lagomorpha
- Scandentia
- Proboscidea
- Sirenia
- Hyracoidea
Family
- Hominidae
- Felidae
- Canidae
- Ursidae
- Mustelidae
- Cervidae
- Bovidae
- Elephantidae
- Rhinocerontidae
- Equidae
- Suidae
- Tapiridae
- Hippopotamidae
- Camelidae
- Giraffidae
- Bovidae
- Antilocapridae
- Cervidae
- Moschidae
- Tragulidae
Genus
- Homo
- Panthera
- Canis
- Ursus
- Mustela
- Felis
- Cervus
- Bos
- Elephas
- Rhinoceros
- Equus
- Sus
- Tapirus
- Hippopotamus
- Camelus
- Giraffa
- Bovidae
- Antilocapra
- Odocoileus
- Moschus
- Tragulus
Species
- Homo sapiens
- Panthera leo
- Canis lupus
- Ursus arctos
- Mustela erminea
- Felis catus
- Cervus elaphus
- Bos taurus
- Elephas maximus
- Rhinoceros unicornis
- Equus caballus
- Sus scrofa
- Tapirus terrestris
- Hippopotamus amphibius
- Camelus dromedarius
- Giraffa camelopardalis
- Bos javanicus
- Antilocapra americana
- Odocoileus virginianus
- Moschus moschiferus
- Tragulus napu