- Extinct in the wild (EW): 2 species
- Critically endangered (CR): 393 species
- Endangered (EN): 626 species
- Vulnerable (VU): 1,081 species
- Near threatened (NT, LR/cd): 398 species
- Least concern (LC): 4,080 species
- Data deficient (DD): 2,890 species
Arthropod species (IUCN, 2016-2)
- 9470 extant species have been evaluated
- 6580 of those are fully assessed [lower-alpha 1]
- 4478 are not threatened at present [lower-alpha 2]
- 2100 to 4990 are threatened [lower-alpha 3]
- 83 to 169 are extinct or extinct in the wild:
- 81 extinct (EX) species [lower-alpha 4]
- 2 extinct in the wild (EW)
- 86 possibly extinct [CR(PE)]
- 0 possibly extinct in the wild [CR(PEW)]
- ↑ excludes data deficient evaluations.
- ↑ NT, LR/cd, LC.
- ↑ Threatened comprises CR, EN and VU. Upper estimate additionally includes DD.
- ↑ Chart omits extinct (EX) species
As of July 2016, the International Union for Conservation of Nature (IUCN) lists 2875 data deficient arthropod species. [1] 30% of all evaluated arthropod species are listed as data deficient. The IUCN also lists 17 arthropod subspecies as data deficient.
Contents
- Arachnids
- Branchiopoda
- Millipedes
- Maxillopoda
- Sessilia
- Calanoida
- Harpacticoida
- Xiphosura
- Malacostracans
- Isopods
- Decapods
- Insects
- Blattodea
- Orthoptera
- Hymenoptera
- Mantises
- Lepidoptera
- Beetles
- Odonata
- See also
- References
No subpopulations of arthropods have been evaluated by the IUCN.
This is a complete list of data deficient arthropod species and subspecies as evaluated by the IUCN.