Aglaocetidae (6)
Agriochoeridae (12)
Amphimerycidae (8)
Anoplotheriidae (32)
Anthracotheriidae (91)
Antiacodontidae (5)
Antilocapridae (pronghorn antelope) (63)
Bovidae (antelopes, cattle, gazelles, goats, sheep, and relatives) (455)   (24)   (2)
Bunomerycidae (7)
Cainotheriidae (16)
Camelidae (camels, llamas, and relatives) (155)
Cebochoeridae (19)
Cervidae (deer) (165)   (8)   (5)
Choeropotamidae (21)
Dacrytheriidae (5)
Diacodexeidae (2)
Dichobunidae (80)
Diorocetidae (5)
Dromomerycidae (8)
Entelodontidae (39)
Entolodontidae (2)
Eomysticetidae (7)
Gelocidae (15)
Giraffidae (giraffes and okapis) (49)   (1)
Helohyidae (16)
Hippopotamidae (hippopotamuses) (46)   (1)
Homacodontidae (3)
Hoplitomerycidae (14)
Hypertragulidae (43)
Lagomerycidae (2)
Leptochoeridae (15)
Leptomerycidae (19)
Llanocetidae (1)
Lophiomerycidae (25)
Merycoidodontidae (116)
Mixtotheriidae (8)
Moschidae (musk deer) (25)   (6)
Oromerycidae (12)
Pakicetidae (2)
Palaeochoeridae (7)
Palaeomerycidae (27)
Pelocetidae (8)
Protoceratidae (42)
Raoellidae (7)
Simocetidae (1)
Suidae (hogs and pigs) (106)   (4)   (1)
Tayassuidae (peccaries) (67)   (1)
Tragulidae (chevrotains and mouse deer) (43)   (1)
Triceromerycidae (2)
Xiphodontidae (13)

Apriculus (1)
Babameryx (1)
Boreameryx (1)
Gervachoerus (2)
Huaxiachoerus (1)
Krabitherium (1)
Myanmarius (1)
Nyanzameryx (1)
Orangemeryx (1)
Praetragulus (2)
Siamochoerus (2)
Sperrgebietomeryx (1)
Thandaungia (1)

(...) = Species count
(...) = Endangered count
(...) = Invasive count