List of recently extinct invertebrates

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16 extinct in the wild invertebrate species (0.09%)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%)Circle frame.svg
Invertebrate species (IUCN, 2020.1)
  • 17,646 extant species have been evaluated
  • 12,368 of those are fully assessed[a]
  • 8024 are not threatened at present[b]
  • 4328 to 9606 are threatened[c]
  • 410 to 616 are extinct or extinct in the wild:
    • 395 extinct (EX) species[d]
    • 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

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]

Flatworms[]

Extinct species

  • Lake Pedder planarian (Romankenkius pedderensis)

Nemertea species[]

Extinct species

Possibly extinct species

Annelids[]

Extinct species

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

Molluscs[]

Gastropods[]

Extinct species

Possibly extinct species

Extinct in the wild species

Extinct subspecies

  • Placostylus bivaricosus etheridgei

Extinct in the wild subspecies

  • Partula suturalis strigosa

Bivalvia[]

Extinct species

  • Coosa elktoe (Alasmidonta mccordi)
  • Carolina elktoe (Alasmidonta robusta)
  • Ochlockonee arcmussel (Alasmidonta wrightiana)
  • Arc-form pearly mussel (Epioblasma arcaeformis)
  • Angled riffleshell (Epioblasma biemarginata)
  • Arcuate pearly mussel (Epioblasma flexuosa)
  • Acorn pearly mussel (Epioblasma haysiana)
  • Narrow catspaw (Epioblasma lenior)
  • Forkshell (Epioblasma lewisii)
  • Fine-rayed pearly mussel (Epioblasma personata)
  • Nearby pearly mussel (Epioblasma propinqua)
  • Sampson's naiad (Epioblasma sampsonii)
  • Cumberland leafshell (Epioblasma stewardsonii)
  • Turgid riffle shell (Epioblasma turgidula)
  • Lined pocketbook (Lampsilis binominata)
  • Tombigbee moccasinshell (Medionidus mcglameriae)
  • Highnut (Pleurobema altum)
  • Hazel pigtoe (Pleurobema avellanum)
  • Scioto pigtoe (Pleurobema bournianum)
  • Yellow pigtoe (Pleurobema flavidulum)
  • Brown pigtoe (Pleurobema hagleri)
  • Alabama pigtoe (Pleurobema johannis)
  • Coosa pigtoe (Pleurobema murrayense)
  • Longnut (Pleurobema nucleopsis)
  • Ovate clubshell (Pleurobema perovatum)
  • Alabama clubshell (Pleurobema troschelianum)
  • True pigtoe (Pleurobema verum)
  • Unio cariei

Possibly extinct species

  • Dreissena caspia
  • Southern acorn riffle shell (Epioblasma othcaloogensis)
  • Haddleton lampmussel (Obovaria haddletoni)
  • Black clubshell (Pleurobema curtum)

Extinct subspecies

  • (Epioblasma florentina florentina)
  • (Epioblasma torulosa torulosa)

Cnidaria[]

Possibly extinct species

  • Millepora boschmai
  • Wellington's solitary coral (Rhizopsammia wellingtoni)

Arthropods[]

Centipedes[]

Possibly extinct species

Seed shrimps[]

Extinct species

  • Liocypris grandis
  • Namibcypris costata

Arachnids[]

Extinct species

  • Centrobunus braueri
  • Gardiner's giant mite (Dicrogonatus gardineri)
  • Pleorotus braueri
  • Sitalcicus gardineri
  • Stipax triangulifer
  • Thomasettia seychellana

Possibly extinct species

  • Afrogarypus seychellesensis
  • Euso muehlenbergi
  • Holozoster ovalis
  • Seychellia lodoiceae
  • Sitalcicus incertus
  • Steriphopus lacertosus
  • Voraptus tenellus

Millipedes[]

Extinct species

Possibly extinct species

Entognatha[]

Possibly extinct species

Maxillopoda[]

Extinct species

Malacostracans[]

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

Extinct species

  • Sooty crayfish (Pacifastacus nigrescens)
  • Sandhills crayfish (Procambarus angustatus)
  • Rubious cave amphipod (Stygobromus lucifugus)
  • Pasadena freshwater shrimp (Syncaris pasadenae)

Possibly extinct species

  • (Cambarus veitchorum)
  • Caridina apodosis
  • Caridina yilong
  • Florida cave shrimp (Palaemonetes cummingi)
  • Perbrinckia gabadagei
  • Big-cheeked cave crayfish (Procambarus delicatus)

Extinct in the wild species

  • Socorro isopod (Thermosphaeroma thermophilum)

Insects[]

Extinct species

  • Pecatonica river mayfly (Acanthametropus pecatonica)
  • Poko noctuid moth (Agrotis crinigera)
  • Midway noctuid moth (Agrotis fasciata)
  • Kerr's noctuid moth (Agrotis kerri)
  • Laysan noctuid moth (Agrotis laysanensis)
  • Agrotis photophila
  • Procellaris grotis noctuid moth (Agrotis procellaris)
  • Robert's stonefly (Alloperla roberti)
  • Chestnut ermine moth (Argyresthia castaneela)
  • Campsicnemus mirabilis
  • Clavicoccus erinaceus
  • Coleophora leucochrysella
  • Central Valley grasshopper (Conozoa hyalina)
  • Deloneura immaculata
  • Drosophila lanaiensis
  • Dryophthorus distinguendus
  • American chestnut moth (Ectodemia castaneae)
  • Phleophagan chestnut moth (Ectodemia phleophaga)
  • Genophantis leahi
  • Xerces blue (Glaucopsyche xerces)
  • Confused moth (Helicoverpa confusa)
  • Minute noctuid moth (Helicoverpa minuta)
  • Tobias' caddisfly (Hydropsyche tobiasi)
  • Mono Lake diving beetle (Hygrotus artus)
  • Laysan dropseed noctuid moth (Hypena laysanensis)
  • Hilo noctuid moth (Hypena newelli)
  • Lovegrass noctuid moth (Hypena plagiota)
  • Kaholuamano noctuid moth (Hypena senicula)
  • Saint Helena earwig (Labidura herculeana)
  • Lepidochrysops hypopolia
  • Levuana moth (Levuana irridescens)
  • Libythea cinyras
  • Mecodema punctellum
  • Megadytes ducalis
  • Maui upland damselfly (Megalagrion jugorum)
  • Rocky Mountain locust (Melanoplus spretus)
  • Antioch dunes shieldback katydid (Neduba extincta)
  • Laysan weevil (Oodemas laysanensis)
  • Robust burrowing mayfly (Pentagenia robusta)
  • Phyllococcus oahuensis
  • Ridley's stick insect (Pseudobactricia ridleyi)
  • Rhantus novacaledoniae
  • Rhantus orbignyi
  • Rhantus papuanus
  • Castle Lake caddisfly (Rhyacophila amabilis)
  • Rhyncogonus bryani
  • Kona giant looper moth (Scotorythra megalophylla)
  • Ko'olau giant looper moth (Scotorythra nesiotes)
  • Perrin's cave beetle (Siettitia balsetensis)
  • Volutine stoneyian tabanid fly (Stonemyia volutina)
  • Chestnut clearwing moth (Tischeria perplexa)
  • Athens caddisfly (Triaenodes phalacris)
  • Three-tooth caddisfly (Triaenodes tridonata)
  • Fort ross weevil (Trigonoscuta rossi)
  • Yorba linda weevil (Trigonoscuta yorbalindae)
  • Ola'a peppered looper moth (Tritocleis microphylla)

Possibly extinct species

  • Morogoro pretty grasshopper (Acanthothericles bicoloripes)
  • (Allaga ambigua)
  • Spined dwarf mantis (Ameles fasciipennis)
  • (Anischnansis burtti)
  • Anisogomphus solitaris
  • (Chlorocypha jejuna)
  • (Chromomastax movogovodia)
  • (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)
  • (Euschmidtia bidens)
  • (Euschmidtia burtti)
  • (Euschmidtia dirshi)
  • (Euschmidtia phippsi)
  • (Euschmidtia viridifasciata)
  • (Evergoderes cabrerai)
  • Heliogomphus lyratus
  • Heliogomphus nietneri
  • Heteragrion peregrinum
  • Macromia flinti
  • Megachile cypricola
  • Molokai damselfly (Megalagrion molokaiense)
  • Elusive skimmer (Orthetrum rubens)
  • (Peringueyella zulu)
  • Pieris wollastoni
  • (Procytettix fusiformis)
  • (Rhacocleis trilobata)
  • 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. ^ (2019). "Extinction of Japan's first formally described earthworm Amynthas japonicus (Horst, 1883) (Annelida, Oligochaeta, Megadrilacea, Megascolecidae)" (PDF). 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)". . . 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. ^ (2019). "Redescription of extinct New Zealand earthworm: Tokea orthostichon (Schmarda, 1861)" (PDF). . 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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