Amphibian species (IUCN, 2016-2)
6492 extant species have been evaluated
4925 of those are fully assessed[a]
2860 are not threatened at present[b]
2063 to 3630 are threatened[c]
35 to 148 are extinct or extinct in the wild:
33 extinct (EX) species[d]
2 extinct in the wild (EW)
113 possibly extinct [CR(PE)]
0 possibly extinct in the wild [CR(PEW)]
^ excludes data deficient evaluations.
^ NT and LC.
^ Threatened comprises CR, EN and VU. Upper estimate additionally includes DD.
^ Chart omits extinct (EX) species
As of January 2022, the International Union for Conservation of Nature (IUCN) lists 1193 data deficient amphibian species.[1] 16% of all evaluated amphibian species are listed as data deficient.
No subpopulations of amphibians have been evaluated by the IUCN.
This is a complete list of data deficient amphibian species and subspecies as evaluated by the IUCN. Where possible common names for taxa are given while links point to the scientific name used by the IUCN.
There are 50 salamander species assessed as data deficient.
Maolan warty newt (Paramesotriton maolanensis )
Kachin crocodile newt (Tylototriton kachinorum )
Ywangan crocodile newt (Tylototriton ngarsuensis )
Tylototriton panwaensis
Pasmans' crocodile newt (Tylototriton pasmansi )
Doi Phu Kha crocodile newt (Tylototriton phukhaensis )
Sparreboom's crocodile newt (Tylototriton sparreboomi )
There are 1044 frog species assessed as data deficient.
Includes tree frog species and their allies.
Other frog species
There are 99 species in the order Gymnophiona assessed as data deficient.
Other Gymnophiona species