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