• [×] Mammaliaformes‎ (9 P)

A

• [×] Prehistoric mammals of Asia‎ (6 P)

E

• [×] Prehistoric mammals of Europe‎ (4 P)

M

• [+] Marine mammals‎ (2 C)
• [×] Marsupials‎ (2 P)

M cont.

• [+] Mesozoic mammals‎ (4 C, 8 P)

N

• [×] Prehistoric mammals of North America‎ (12 P)

P

• [+] Placental mammals‎ (6 C, 1 P)
• [+] Prehistoric mammals by time period‎ (4 C)
• [+] Prehistoric mammals of South America‎ (1 C, 3 P)

P cont.

• [+] Proboscideans‎ (1 C)

S

• [+] Shrews‎ (1 C)

U

• [+] Ungulates‎ (3 C)

C

• Carnivora
• Cladotheria

D

• Dryolestida

E

• Eutheria
• Evolution of mammals

H

• Hyracodon

M

• Mammal
• Mastodon

P

• Palaeogiraffa
• Parahippus
• Prehistoric mammal

R

• Repenomamus

T

• Theria
• Trechnotheria
• Triconodonta

Z

• Zygomaturidae