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Mammals Mammalia
Every mammal species, from shrews and bats to whales.
6,904 species · 169 families
Monotremata
Paucituberculata
Didelphimorphia
Microbiotheria
Notoryctemorphia
Dasyuromorphia
Peramelemorphia
Diprotodontia
Cingulata
Pilosa
Macroscelidea
Afrosoricida
Tubulidentata
Proboscidea
Hyracoidea
Sirenia
Dermoptera
Scandentia
Primates
Lagomorpha
Rodentia
- Ctenodactylidae5
- Diatomyidae1
- Caviidae25
- Cuniculidae2
- Dasyproctidae14
- Chinchillidae8
- Dinomyidae1
- Erethizontidae21
- Abrocomidae8
- Ctenomyidae67
- Echimyidae119
- Octodontidae17
- Hystricidae11
- Bathyergidae26
- Heterocephalidae2
- Petromuridae1
- Thryonomyidae2
- Aplodontiidae1
- Gliridae31
- Sciuridae321
- Anomaluridae6
- Zenkerellidae1
- Pedetidae2
- Castoridae2
- Geomyidae49
- Heteromyidae73
- Dipodidae41
- Sminthidae24
- Zapodidae13
- Calomyscidae12
- Cricetidae899
- Muridae884
- Nesomyidae74
- Platacanthomyidae9
- Spalacidae48
Eulipotyphla
Chiroptera
- Emballonuridae55
- Myzopodidae2
- Nycteridae14
- Furipteridae2
- Mormoopidae18
- Mystacinidae2
- Noctilionidae2
- Phyllostomidae231
- Thyropteridae5
- Cistugidae2
- Miniopteridae41
- Molossidae133
- Natalidae11
- Vespertilionidae558
- Pteropodidae203
- Craseonycteridae1
- Hipposideridae94
- Megadermatidae7
- Rhinolophidae118
- Rhinonycteridae9
- Rhinopomatidae6
Pholidota
Carnivora
Perissodactyla
Artiodactyla
Source: Mammal Diversity Database (mammaldiversity.org), 6904 species, fetched 2026-10-18.