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Reptile species (IUCN, 2016-2) 5130 extant species have been evaluated; 4220 of those are fully assessed [a] 3229 are not threatened at present [b] 989 to 1899 are threatened [c] 26 to 43 are extinct or extinct in the wild: 24 extinct (EX) species [d] 2 extinct in the wild (EW) 17 possibly extinct [CR(PE)] 0 possibly extinct in the wild [CR(PEW)]
Extinct in the Wild (EW): captive individuals survive, and/or the species has been reintroduced outside its former natural range, but the species otherwise matches the criteria for "Extinct", such that no free-living, natural population is believed to exist. "Extirpated" is a term used for localized extinctions of extant species; it always ...
206 possibly extinct [CR(PE)] 0 possibly extinct in the wild [CR(PEW)] As of July 2016, the International ... Extinct species. Japan's earthworm (Amynthas japonicus) [3]
Arthropod species (IUCN, 2016-2) 9470 extant species have been evaluated; 6580 of those are fully assessed [a] 4478 are not threatened at present [b] 2100 to 4990 are threatened [c] 83 to 169 are extinct or extinct in the wild: 81 extinct (EX) species [d] 2 extinct in the wild (EW) 86 possibly extinct [CR(PE)] 0 possibly extinct in the wild [CR ...
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 ...
Invertebrate species (IUCN, 2020.1) 17,646 extant species have been evaluated; 12,368 of those are fully assessed [a] 8024 are not threatened at present [b] 4328 to 9606 are threatened [c] 410 to 616 are extinct or extinct in the wild: 395 extinct (EX) species [d] 15 extinct in the wild (EW) 206 possibly extinct [CR(PE)] 0 possibly extinct in ...
Species in Chromista (IUCN, 2021-2) 15 extant species have been evaluated; 6 of those are fully assessed [a] 0 are not threatened at present [b] 6 to 15 are threatened [c] 0 to 4 are extinct or extinct in the wild: 0 extinct (EX) species; 0 extinct in the wild (EW) 4 possibly extinct [CR(PE)] 0 possibly extinct in the wild [CR(PEW)]
46 possibly extinct [CR(PE)] 0 possibly extinct in the wild [CR(PEW)] As of July 2016, the International ... Extinct species. Maui upland damselfly (Megalagrion jugorum)