List of data deficient arthropods

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2 extinct in the wild arthropod species (0.02%)393 critically endangered arthropod species (4.1%)626 endangered arthropod species (6.6%)1081 vulnerable arthropod species (11%)398 near threatened arthropod species (4.2%)4080 least concern arthropod species (43%)2890 data deficient arthropod species (31%)
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(PEW)]
  1. ^ excludes data deficient evaluations.
  2. ^ NT, LR/cd, LC.
  3. ^ Threatened comprises CR, EN and VU. Upper estimate additionally includes DD.
  4. ^ 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.

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.

Arachnids[edit]

Branchiopoda[edit]

Millipedes[edit]

Maxillopoda[edit]

Maxillopoda includes barnacles, copepods and a number of related animals. There are 22 species in the class Maxillopoda assessed as data deficient.

Sessilia[edit]

Calanoida[edit]

There are 19 species in the order Calanoida assessed as data deficient.

Diaptomids[edit]

Temorids[edit]

Harpacticoida[edit]

Xiphosura[edit]

Malacostracans[edit]

Malacostraca includes crabs, lobsters, crayfish, shrimp, krill, woodlice, and many others. There are 1130 malacostracan species and 17 malacostracan subspecies assessed as data deficient.

Isopods[edit]

Decapods[edit]

There are 1128 decapod species and 17 decapod subspecies assessed as data deficient.

Parastacids[edit]

Gecarcinucids[edit]

Atyids[edit]

Species

Subspecies

Cambarids[edit]

Potamonautids[edit]

Pseudothelphusids[edit]

Potamids[edit]

Palaemonids[edit]

Species

Subspecies

Trichodactylids[edit]

Spiny lobsters[edit]

Lobsters[edit]

Slipper lobsters[edit]

Reef lobsters[edit]

Other decapod species[edit]

Insects[edit]

There are 1702 insect species assessed as data deficient.

Blattodea[edit]

Orthoptera[edit]

There are 50 species in the order Orthoptera assessed as data deficient.

Acridids[edit]

Tettigoniids[edit]

Phaneropterids[edit]

Other Orthoptera species[edit]

Hymenoptera[edit]

There are 316 species in the order Hymenoptera assessed as data deficient.

Colletids[edit]

Melittids[edit]

Apids[edit]

Halictids[edit]

Andrenids[edit]

Megachilids[edit]

Mantises[edit]

Lepidoptera[edit]

Lepidoptera comprises moths and butterflies. There are 87 species in the order Lepidoptera assessed as data deficient.

Pyralids[edit]

Swallowtail butterflies[edit]

Lycaenids[edit]

Nymphalids[edit]

Skippers[edit]

Other Lepidoptera species[edit]

Beetles[edit]

There are 377 beetle species assessed as data deficient.

Geotrupids[edit]

Longhorn beetles[edit]

Click beetles[edit]

Erotylids[edit]

Scarabaeids[edit]

Other beetle species[edit]

Odonata[edit]

Odonata includes dragonflies and damselflies. There are 868 species in the order Odonata assessed as data deficient.

Platystictids[edit]

Chlorogomphids[edit]

Argiolestids[edit]

Chlorocyphids[edit]

Isostictids[edit]

Platycnemidids[edit]

Megapodagrionids[edit]

Gomphids[edit]

Cordulegastrids[edit]

Corduliids[edit]

Calopterygids[edit]

Coenagrionids[edit]

Euphaeids[edit]

Macromiids[edit]

Lestids[edit]

Aeshnids[edit]

Libellulids[edit]

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