As of September 2016, the International Union for Conservation of Nature (IUCN) lists 81 extinct species, 86 possibly extinct species, and two extinct in the wild species of arthropod.

Centipedes

Possibly extinct species Mecistocephalus cyclops Mecistocephalus sechellarum

Seed shrimps

Extinct species Liocypris grandis

Arachnids

Extinct species

Possibly extinct species

Millipedes

Extinct species

Possibly extinct species

Entognatha

Possibly extinct species Ceratophysella sp. 'HC' Delamarephorura tami

Maxillopoda

Extinct species Afrocyclops pauliani Tropodiaptomus ctenopus

Malacostracans

Extinct species

Possibly extinct species

Extinct in the wild species Socorro isopod (Thermosphaeroma thermophilum)

Insects

Extinct species

California Condor Louse (Colpocephalum californici) Possibly extinct species

Extinct in the wild species Oahu deceptor bush cricket (Leptogryllus deceptor)

See also List of least concern arthropods List of near threatened arthropods List of vulnerable arthropods List of endangered arthropods List of critically endangered arthropods List of data deficient arthropods

References