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As of September 2016, the International Union for Conservation of Nature (IUCN) lists 783 data deficient mammalian species.[1] 14% of all evaluated mammalian species are listed as data deficient. The IUCN also lists 30 mammalian subspecies as data deficient.

2 extinct in the wild mammalian species (0.03%)203 critically endangered mammalian species (3.5%)505 endangered mammalian species (8.7%)536 vulnerable mammalian species (9.3%)345 near threatened mammalian species (6.0%)3306 least concern mammalian species (57%)872 data deficient mammalian species (15%)
Mammalian species (IUCN, 2020-1)
  • 5850 extant species have been evaluated
  • 4978 of those are fully assessed[lower-alpha 1]
  • 3651 are not threatened at present[lower-alpha 2]
  • 1244 to 2116 are threatened[lower-alpha 3]
  • 81 to 83 are extinct or extinct in the wild:
    • 81 extinct (EX) species[lower-alpha 4]
    • 2 extinct in the wild (EW)
    • 0 possibly extinct [CR(PE)]
    • 0 possibly extinct in the wild [CR(PEW)]
  1. excludes data deficient evaluations.
  2. NT and LC.
  3. Threatened comprises CR, EN and VU. Upper estimate additionally includes DD.
  4. Chart omits extinct (EX) species

Of the subpopulations of mammals evaluated by the IUCN, four species and/or subpopulations have been assessed as data deficient.

This is a complete list of data deficient mammalian species and subspecies evaluated by the IUCN. Species and subspecies which have data deficient subpopulations (or stocks) are indicated. Where possible common names for taxa are given while links point to the scientific name used by the IUCN.


Primates


There are 20 species and 26 subspecies of primate evaluated as data deficient.


Gibbons


Subspecies


Lemurs


Species

Subspecies


Tarsiers



Old World monkeys


Species

Subspecies


New World monkeys


Species

Subspecies


Cetartiodactyls


Cetartiodactyla includes dolphins, whales and even-toed ungulates. There are 61 species, one subspecies, and three subpopulations of cetartiodactyl evaluated as data deficient.


Non-cetacean even-toed ungulates



Cetaceans


There are 45 species, one subspecies, and three subpopulations of cetacean evaluated as data deficient.


Oceanic dolphins

Species

Subpopulations


Beaked whales

Species

Subpopulations


Other cetaceans

Species

Subspecies


Marsupials



Carnivora


Species

Subspecies


Afrosoricida


Includes tenrecs and golden moles.


Pilosa


Subpopulations


Eulipotyphla


There are 83 species in the order Eulipotyphla evaluated as data deficient.


Shrews



Erinaceids



Talpids



Lagomorpha


Rabbits and relatives


Rodents


There are 380 rodent species evaluated as data deficient.


Hystricomorpha


There are 82 species in Hystricomorpha evaluated as data deficient.


Tuco-tucos


Chinchilla rats


Dasyproctids


Neotropical spiny rat species


New World porcupines


Other Hystricomorpha species


Myomorpha


There are 245 species in Myomorpha evaluated as data deficient.


Murids

Includes mice, rats, gerbils, and relatives.


Cricetids

Includes true hamsters, voles, lemmings, and New World rats and mice.


Nesomyids


Spalacids


Dipodids


Mouse-like hamsters


Castorimorpha



Sciuromorpha


There are 50 species in Sciuromorpha evaluated as data deficient.


Sciurids

Squirrels, chipmunks, marmots, susliks and prairie dogs


Dormice


Anomaluromorpha



Cingulata



Bats


There are 191 species and one subspecies of bat evaluated as data deficient.


Megabats



Microbats


There are 171 species and one subspecies of microbat evaluated as data deficient.


Old World leaf-nosed bats

Species

Subspecies


Horseshoe bats


Vesper bats


Long-fingered bats


Sac-winged bats


Free-tailed bats

>*East Asian free-tailed bat (Tadarida insignis)


Leaf-nosed bats


Slit-faced bats


Mouse-tailed bats


Disc-winged bats


Elephant shrews



Treeshrews



See also



References


  1. "IUCN Red List version 2016-2". The IUCN Red List of Threatened Species. International Union for Conservation of Nature and Natural Resources (IUCN). Retrieved 8 September 2016.


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