Jabarkan Klasifikasi dari Hewan berkuku genap

Familia Camelidae: unta dan llama (enam spesies)

Familia Suidae: babi (19 spesies)

Familia Tayassuidae: pekari (empat spesies)

Superfamilia Dichobunoidea - parafiletik ke Cetacea dan Raoellidae

Infraordo Cetacea: paus (sekitar 90 spesies)

Familia Balaenidae: greater right whales (empat spesies)

Familia Cetotheriidae: pygmy right whale (satu spesies)

Familia Balaenopteridae: Slender-back rorquals dan paus bungkuk (delapan spesies)

Familia Eschrichtiidae: paus abu-abu (satu spesies)

Superfamilia Delphinoidea: oceanic dolphins, porpoises, and others

Familia Delphinidae: oceanic true dolphins (38 species)

Familia Monodontidae: Arctic whales; narwhal and beluga (two species)

Familia Phocoenidae: porpoises (six species)

Familia Kogiidae: lesser sperm whales (two species)

Familia Physeteridae: sperm whale (one species)

Familia Iniidae: South American river dolphins (two species)

Familia Lipotidae: Chinese river dolphin (zero - one species, possibly extinct)

Familia Platanistidae: South Asian river dolphin (one species)

Familia Pontoporiidae: La Plata dolphin (one species)

Familia Ziphidae: beaked whales (22 species)

Familia †Anthracotheriidae - parafiletik ke Hippopotamidae

Familia Hippopotamidae: kuda nil (dua spesies)

Familia Tragulidae: pelanduk (enam spesies)

Familia Antilocapridae: pronghorn (satu spesies)

Familia Giraffidae: jerapah dan okapi (dua spesies)

Familia Cervidae: rusa (49 spesies)

Familia Moschidae: musk deer (tujuh spesies)

Familia Bovidae: sapi, kerbau, banteng, kambing, domba, antelop, dan lain-lain (135 spesies)