List of recently extinct invertebrates

As of July 2016, the International Union for Conservation of Nature (IUCN) lists 395 extinct species, 206 possibly extinct species, 15 extinct in the wild species, 8 extinct subspecies, and 5 extinct in the wild subspecies of invertebrate.[1][2]

987 critically endangered invertebrate species (5.6%)1163 endangered invertebrate species (6.6%)2178 vulnerable invertebrate species (12%)1105 near threatened invertebrate species (6.3%)6919 least concern invertebrate species (39%)5278 data deficient invertebrate species (30%)
Invertebrate species (IUCN, 2020.1)
  • 17,646 extant species have been evaluated
  • 12,368 of those are fully assessed[lower-alpha 1]
  • 8024 are not threatened at present[lower-alpha 2]
  • 4328 to 9606 are threatened[lower-alpha 3]
  • 410 to 616 are extinct or extinct in the wild:
    • 395 extinct (EX) species[lower-alpha 4]
    • 15 extinct in the wild (EW)
    • 206 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

Flatworms

Extinct species

  • Lake Pedder planarian (Romankenkius pedderensis)

Nemertea species

Extinct species

  • Geonemertes rodericana

Possibly extinct species

  • Prosadenoporus agricola

Annelids

Extinct species

  • Japan's earthworm (Amynthas japonicus)[3]
  • Schmarda's earthworm (Tokea orthostichon)[4][5][6]
  • Lake Pedder earthworm (Hypolimnus pedderensis)[7]

Molluscs
Main article: List of recently extinct molluscs

Gastropods

Extinct species

Possibly extinct species

Extinct in the wild species

Extinct subspecies

  • Achatinella apexfulva vittata
  • Achatinella bulimoides rosea
  • Partula suturalis suturalis
  • Partula taeniata taeniata
  • Placostylus bivaricosus etheridgei

Extinct in the wild subspecies

  • Partula suturalis strigosa
  • Partula suturalis vexillum
  • Partula taeniata elongata
  • Partula taeniata nucleola
  • Partula taeniata simulans

Bivalvia

Extinct species

Possibly extinct species

Extinct subspecies

  • Yellow-blossom (Epioblasma florentina florentina)
  • Epioblasma torulosa gubernaculum
  • Tubercled-blossom pearly mussel (Epioblasma torulosa torulosa)

Cnidaria

Possibly extinct species

Arthropods
Main article: List of recently extinct arthropods

Centipedes

Possibly extinct species

  • Mecistocephalus cyclops
  • Mecistocephalus sechellarum

Seed shrimps

Extinct species

  • Liocypris grandis
  • Namibcypris costata

Arachnids

Extinct species

Possibly extinct species

Millipedes

Extinct species

Possibly extinct species

Entognatha

Possibly extinct species

  • Ceratophysella sp. nov. 'HC'
  • Delamarephorura tami

Maxillopoda

Extinct species

Malacostracans

Includes crabs, lobsters, crayfish, shrimp, krill, woodlice, and many others.

Extinct species

Possibly extinct species

Extinct in the wild species

Insects
Main article: List of recently extinct insects

Extinct species

Possibly extinct species

  • Morogoro pretty grasshopper (Acanthothericles bicoloripes)
  • Zanzibar giant forest grasshopper (Allaga ambigua)
  • Spined dwarf mantis (Ameles fasciipennis)
  • Andrena labiatula
  • Usambara splendid grasshopper (Anischnansis burtti)
  • Anisogomphus solitaris
  • Balta crassivenosa
  • Bombus rubriventris
  • Togo red jewel (Chlorocypha jejuna)
  • Morogoro monkey grasshopper (Chromomastax movogovodia)
  • Mpwapwa silent grasshopper (Chromousambilla burtti)
  • Maspalomas bow-legged grasshopper (Dericorys minutus)
  • Disparoneura ramajana
  • Drepanosticta adami
  • Drepanosticta austeni
  • Drepanosticta montana
  • Drepanosticta submontana
  • Enallagma maldivensis
  • Kilosa noble grasshopper (Eupropacris abbreviata)
  • Mlingano monkey grasshopper (Euschmidtia bidens)
  • Burtt's monkey grasshopper (Euschmidtia burtti)
  • Dirsh's monkey grasshopper (Euschmidtia dirshi)
  • Phipps' monkey grasshopper (Euschmidtia phippsi)
  • Dar-es-salaam monkey grasshopper (Euschmidtia viridifasciata)
  • Gran Canaria bush-cricket (Evergoderes cabrerai)
  • Heliogomphus lyratus
  • Heliogomphus nietneri
  • Heteragrion peregrinum
  • Holocompsa pusilla
  • Macromia flinti
  • Megachile cypricola
  • Molokai damselfly (Megalagrion molokaiense)
  • Metaleptobasis gibbosa
  • Nomada siciliensis
  • Elusive skimmer (Orthetrum rubens)
  • Palaemnema edmondi
  • Zulu ambush katydid (Peringueyella zulu)
  • Perissolestes remus
  • Pieris wollastoni
  • Seychelles shortwinged groundhopper (Procytettix fusiformis)
  • Three-lobed bush-cricket (Rhacocleis trilobata)
  • Sliferia similis
  • Theganopteryx grisea
  • Theganopteryx liturata
  • Theganopteryx scotti
  • Peringuey's seedpod shieldback (Thoracistus peringueyi)

Extinct in the wild species

See also

References
  1. "IUCN Red List version 2016.1". The IUCN Red List of Threatened Species. International Union for Conservation of Nature and Natural Resources (IUCN). Retrieved 4 July 2016.
  2. "Table 9: Possibly Extinct and Possibly Extinct in the Wild Species (IUCN Red List version 2016-1)". The IUCN Red List of Threatened Species. Union for Conservation of Nature and Natural Resources (IUCN). Retrieved 4 July 2016.
  3. Blakemore (2019). "Extinction of Japan's first formally described earthworm Amynthas japonicus (Horst, 1883) (Annelida, Oligochaeta, Megadrilacea, Megascolecidae)" (PDF). Bull. Kanagawa Mus. 48: 55–60. Retrieved 10 May 2019.
  4. Blakemore (2012). "On Schmarda's lost earthworm and some newly found New Zealand species(Oligochaeta: Megadrilacea: Lumbricidae,Acanthodrilidae, Octochaetidae, & Megascolecidae s. stricto)". Journal of Species Research. JSR. 1 (2): 105–132. doi:10.12651/jsr.2012.1.2.105.
  5. Blakemore (2017). "Tokea orthostichon". IUCN Red List of Threatened Species. 2017: 1. Retrieved 14 February 2019.{{cite iucn}}: error: malformed |page= identifier (help)
  6. Blakemore (2019). "Redescription of extinct New Zealand earthworm: Tokea orthostichon (Schmarda, 1861)" (PDF). Bull. Kanagawa Prefectural Museum (N.H.). 42: 61–68. Retrieved 1 March 2019.
  7. Blakemore (2003). "Hypolimnus pedderensis. The IUCN Red List of Threatened Species 2003: e.T41254A10424837". IUCN Red List of Threatened Species. 2003. Retrieved 27 May 2019.
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