List of endangered arthropods
- : 2 species
- Critically endangered (CR): 393 species
- Endangered (EN): 626 species
- Vulnerable (VU): 1,081 species
- Near threatened (NT, LR/cd): 398 species
- Least concern (LC): 4,080 species
- Data deficient (DD): 2,890 species
As of July 2016, the International Union for Conservation of Nature (IUCN) lists 616 endangered arthropod species.[1] 6.5% of all evaluated arthropod species are listed as endangered. The IUCN also lists 27 arthropod subspecies as endangered.
No subpopulations of arthropods have been evaluated by the IUCN.
For a species to be considered endangered by the IUCN it must meet certain quantitative criteria which are designed to classify taxa facing "a very high risk of extinction". An even higher risk is faced by critically endangered species, which meet the quantitative criteria for endangered species. Critically endangered arthropods are listed separately. There are 1010 arthropod species which are endangered or critically endangered.
Additionally 2875 arthropod species (30% of those evaluated) are listed as data deficient, meaning there is insufficient information for a full assessment of conservation status. As these species typically have small distributions and/or populations, they are intrinsically likely to be threatened, according to the IUCN.[2] While the category of data deficient indicates that no assessment of extinction risk has been made for the taxa, the IUCN notes that it may be appropriate to give them "the same degree of attention as threatened taxa, at least until their status can be assessed."[3]
This is a complete list of endangered arthropod species and subspecies as evaluated by the IUCN.
Centipedes[]
- (Seychellonema gerlachi)
Arachnids[]
There are 72 arachnid species assessed as endangered.
Harvestmen[]
Spiders[]
- Kauaʻi cave wolf spider (Adelocosa anops)
- Anapistula seychellensis
- Argyrodes chionus
- Bardala labarda
- Cynapes wrighti
- (Haploclastus kayi)
- Hispo alboclypea
- Hispo striolata
- Mariblemma pandani
- Nanume naneum
- Patri david
- Beautiful parachute spider (Poecilotheria formosa)
- Bengal ornamental (Poecilotheria miranda)
- Reddish parachute spider (Poecilotheria rufilata)
- Prida sechellensis
- Sason sechellanum
- Seycellesa braueri
Other arachnid species[]
- Anatemnus seychellesensis
- Anepsiozomus sobrinus
- Apozomus gerlachi
- (Scheloribates evanescens)
- (Sternothyrus braueri)
Branchiopoda[]
- Conservancy fairy shrimp (Branchinecta conservatio)
- Longhorn fairy shrimp (Branchinecta longiantenna)
- San Diego fairy shrimp (Branchinecta sandiegonensis)
- Peninsula fairy shrimp (Branchinella alachua)
- Lepidurus packardi
- Streptocephalus dendrophorus
- Streptocephalus dendyi
- Streptocephalus guzmani
- Riverside fairy shrimp (Streptocephalus woottoni)
- Streptocephalus zuluensis
Millipedes[]
- Badplaas black millipede (Doratogonus furculifer)
- Strong black millipede (Doratogonus infragilis)
- Minor black millipede (Doratogonus minor)
- Ruby-legged black millipede (Doratogonus rubipodus)
- Northern black millipede (Doratogonus septentrionalis)
- Zululand black millipede (Doratogonus zuluensis)
- Eucarlia hoffmani
- Eucarlia urophora
- Gonatotrichus silhouettensis
- Seychelles giant millipede (Sechelleptus seychellarum)
- (Sechelliosoma forcipatum)
Malacostracans[]
Malacostraca includes crabs, lobsters, crayfish, shrimp, krill, woodlice, and many others. There are 170 malacostracan species and six malacostracan subspecies assessed as endangered.
Isopods[]
Species
- Clifton cave isopod (Caecidotea barri)
- Lee County cave isopod (Lirceus usdagalun)
- Mexistenasellus coahuila
- Monolistra bolei
- Monolistra spinosissima
- Speocirolana thermydromis
- Sphaerolana affinis
- Sphaerolana interstitialis
- Thermosphaeroma milleri
Subspecies
Amphipods[]
Species
- Pennsylvania cave amphipod (Crangonyx dearolfi)
- Illinois cave amphipod (Gammarus acherondytes)
- Paramelita barnardi
- (Spelaeorchestia kiloana)
- Hay's spring amphipod (Stygobromus hayi)
- Peck's cave amphipod (Stygobromus pecki)
Subspecies
Decapods[]
There are 154 decapod species and two decapod subspecies assessed as endangered.
Parastacids[]
- Astacoides betsileoensis
- Astacoides caldwelli
- Tasmanian giant freshwater crayfish (Astacopsis gouldi)
- Engaeus disjuncticus
- Furneaux burrowing crayfish (Engaeus martigener)
- Narracan burrowing crayfish (Engaeus phyllocercus)
- (Engaewa reducta)
- (Engaewa walpolea)
- Ellen Clark's crayfish (Euastacus clarkae)
- Alpine spiny crayfish (Euastacus crassus)
- Orbost spiny crayfish (Euastacus diversus)
- Euastacus fleckeri
- Euastacus hystricosus
- Euastacus neodiversus
- Euastacus urospinosus
- Tenuibranchiurus glypticus
Gecarcinucids[]
- Ceylonthelphusa alpina
- Ceylonthelphusa armata
- Ceylonthelphusa cavatrix
- Ceylonthelphusa diva
- Migmathelphusa olivacea
- Oziothelphusa dakuna
- Oziothelphusa gallicola
- Oziothelphusa populosa
- Pastilla dacuna
- (Somanniathelphusa taiwanensis)
- Spiralothelphusa fernandoi
- Spiralothelphusa parvula
Atyids[]
- Caridina dennerli
- Caridina lanceolata
- Caridina loehae
- Caridina masapi
- Caridina spinata
- Caridina spongicola
- Caridina striata
- Caridina woltereckae
- Dugastella marocana
- Alabama cave shrimp (Palaemonias alabamae)
- California freshwater shrimp (Syncaris pacifica)
Cambarids[]
Species
- Cambarellus patzcuarensis
- (Cambarus cracens)
- Conasauga blue burrower (Cambarus cymatilis)
- Piedmont blue burrower (Cambarus harti)
- Phantom cave crayfish (Cambarus pecki)
- (Cambarus speleocoopi)
- Slenderwrist burrowing crayfish (Fallicambarus petilicarpus)
- Oktibbeha riverlet crayfish (Hobbseus orconectoides)
- Choctaw riverlet crayfish (Hobbseus valleculus)
- (Hobbseus yalobushensis)
- Louisville crayfish (Orconectes jeffersoni)
- (Orconectes packardi)
- (Orconectes pardalotus)
- Nashville crayfish (Orconectes shoupi)
- Orlando cave crayfish (Procambarus acherontis)
- Coastal flatwoods crayfish (Procambarus apalachicolae)
- Procambarus bouvieri
- Brazoria crayfish (Procambarus brazoriensis)
- Mississippi flatwoods crayfish (Procambarus cometes)
- Procambarus digueti
- Panama City crayfish (Procambarus econfinae)
- Santa Fe cave crayfish (Procambarus erythrops)
- Escambia crayfish (Procambarus escambiensis)
- Orange Lake cave crayfish (Procambarus franzi)
- Big blue spring cave crayfish (Procambarus horsti)
- Coastal lowland cave crayfish (Procambarus leitheuseri)
- (Procambarus lylei)
- Miami cave crayfish (Procambarus milleri)
- Woodville Karst cave crayfish (Procambarus orcinus)
Subspecies
- Withlocoochee light-fleeing cave crayfish (Procambarus lucifugus lucifugus)
Potamonautids[]
- Purple marsh crab (Afrithelphusa monodosa)
- Tree hole crab (Globonautes macropus)
- Dwarf river crab (Liberonautes nanoides)
- (Liberonautes rubigimanus)
- Louisea balssi
- Louisea edeaensis
- Potamonautes gonocristatus
- Potamonautes idjiwiensis
- Potamonautes mutandensis
- Potamonautes platycentron
Potamids[]
- (Geothelphusa yangminshan)
Palaemonids[]
Species
- Balcones cave shrimp (Palaemonetes antrorum)
Subspecies
Other decapod species[]
- White-clawed crayfish (Austropotamobius pallipes)
- California Bay pea crab (Parapinnixa affinis)
- Typhlocaris ayyaloni
- Typhlocaris galilea
Insects[]
There are 343 insect species and 21 insect subspecies assessed as endangered.
Blattodea[]
- Gerlach's cockroach (Nocticola gerlachi)
Orthoptera[]
There are 91 species and two subspecies in the order Orthoptera assessed as endangered.
Lentulids[]
- Slender restio grasshopper (Betiscoides meridionalis)
- (Betiscoides parva)
- (Betiscoides sjostedti)
Tetrigids[]
Euschmidtiids[]
- (Chromomastax jagoi)
- (Euschmidtia fitzgeraldi)
- (Euschmidtia tangana)
Mogoplistids[]
Pamphagids[]
- (Glyphanus obtusus)
- (Kurtharzia sulcata)
- (Orchamus gracilis)
- (Orchamus kaltenbachi)
- (Paranocarodes chopardi)
- (Prionotropis hystrix)
- (Prionotropis willemsorum)
- (Purpuraria erna)
- (Purpuraria magna)
Crickets[]
Species
- (Metioche bolivari)
- Laricis tree cricket (Oecanthus laricis)
- (Seychellesia longicercata)
Subspecies
Acridids[]
- (Acanthoxia aculeus)
- (Acteana alazonica)
- (Afrophlaeoba euthynota)
- (Afrophlaeoba longicornis)
- (Afrophlaeoba nguru)
- (Aresceutica morogorica)
- (Aresceutica subnuda)
- (Chorthippus ferdinandi)
- (Chorthippus relicticus)
- (Dociostaurus minutus)
- (Enoplotettix gardineri)
- (Eupropacris pompalis)
- Uvinza grasshopper (Hadrolecocatantops uvinza)
- (Liladownsia fraile)
- (Ochrilidia nuragica)
- (Oropodisma chelmosi)
- (Oropodisma karavica)
- (Oropodisma parnassica)
- (Oropodisma tymphrestosi)
- (Peripodisma tymphii)
- (Rammeihippus dinaricus)
- (Sphingonotus guanchus)
- (Sphingonotus nodulosus)
- (Stenobothrus clavatus)
- Zayante band-winged grasshopper (Trimerotropis infantilis)
- Santa Monica Mountains grasshopper (Trimerotropis occidentaloides)
- Lompoc grasshopper (Trimerotropis occulens)
Tettigoniids[]
- Brown false shieldback (Aroegas fuscus)
- (Bradyporus macrogaster)
- (Bucephaloptera cypria)
- (Calliphona alluaudi)
- (Calliphona gomerensis)
- (Calliphona palmensis)
- (Conocephalus basutoanus)
- (Conocephalus vaginalis)
- (Eupholidoptera astyla)
- (Eupholidoptera spinigera)
- Kawanaphila pachomai
- (Parnassiana chelmos)
- (Parnassiana tymphiensis)
- (Parnassiana tymphrestos)
- (Peringueyella rentzi)
- (Pholidoptera lucasi)
- Psacadonotus insulanus
- (Rhacocleis buchichii)
- Seychelles predatory bush-cricket (Seselphisis visenda)
- (Thoracistus jambila)
- (Thoracistus semeniphagus)
- (Thoracistus thyraeus)
- Throscodectes xederoides
- Throscodectes xiphos
- (Zeuneriana marmorata)
Phaneropterids[]
Species
- (Brinckiella arboricola)
- (Isophya mavromoustakisi)
- (Poecilimon gracilioides)
- (Poecilimon paros)
- (Poecilimon pindos)
- (Poecilimon soulion)
Subspecies
Hymenoptera[]
- Bombus brachycephalus
- Crotch's bumble bee (Bombus crotchii)
- Bombus dahlbomii
- Bombus fraternus
- Bombus haueri
- Bombus inexspectatus
- Bombus steindachneri
Lepidoptera[]
Lepidoptera comprises moths and butterflies. There are 51 species in the order Lepidoptera assessed as endangered.
Swallowtail butterflies[]
- Graphium levassori
- Apo Swallowtail (Graphium sandawanum)
- Queen Alexandra's birdwing (Ornithoptera alexandrae)
- Wallace's golden birdwing (Ornithoptera croesus)
- Southern tailed birdwing (Ornithoptera meridionalis)
- Papilio aristophontes
- Luzon peacock swallowtail (Papilio chikae)
- Homerus swallowtail (Papilio homerus)
- Papilio moerneri
Lycaenids[]
- Illidge's ant blue (Acrodipsas illidgei)
- Cloud copper (Aloeides nubilus)
- Arawacus aethesa
- Joiceya praeclarus
- Nirodia belphegor
- Orachrysops niobe
- Dickson's Copper (Oxychaeta dicksoni)
- Bathurst copper (Paralucia spinifera)
- Vogel's blue (Plebejus vogelii)
- Zullich's blue (Plebejus zullichi)
- Poecilmitis rileyi
- Poecilmitis swanepoeli
- Mesopotamian blue (Polyommatus dama)
- Piedmont anomalous blue (Polyommatus humedasae)
- (Polyommatus theresiae)
- (Pseudophilotes fatma)
- Wallengren's Copper (Trimenia wallengrenii)
Nymphalids[]
- Comoro friar (Amauris comorana)
- (Arethusana aksouali)
- Biak dark crow (Euploea albicosta)
- Murphy's crow (Euploea caespes)
- Seychelles crow (Euploea mitra)
- Biak threespot crow (Euploea tripunctata)
- (Hipparchia christenseni)
- Ponza grayling (Hipparchia sbordonii)
- Hewitson's small tree-nymph (Ideopsis hewitsonii)
- (Lasiommata meadewaldoi)
- (Maniola halicarnassus)
- Kuekenthal's yellow tiger (Parantica kuekenthali)
- Biak tiger (Parantica marcia)
- Milagros' tiger (Parantica milagros)
- Father Schoenig's chocolate (Parantica schoenigi)
- Bonthain tiger (Parantica sulewattan)
- Timor yellow tiger (Parantica timorica)
- Madeiran speckled wood (Pararge xiphia)
- Pseudochazara amymone
- Pseudochazara euxina
- Schneider's surprise (Tiradelphe schneideri)
Other Lepidoptera species[]
- Madeiran brimstone (Gonepteryx maderensis)
- Black grass-dart butterfly (Ocybadistes knightorum)
- Canary Islands Large White (Pieris cheiranthi)
- Fabulous green sphinx moth (Tinostoma smaragditis)
Beetles[]
There are 72 beetle species assessed as endangered.
Dytiscids[]
- Agabus clypealis
- Agabus discicollis
- Agabus hozgargantae
- Deronectes aljibensis
- Graptodytes delectus
- Hydrotarsus pilosus
- Rhantus alutaceus
- Rhithrodytes agnus
Stag beetles[]
Geotrupids[]
Longhorn beetles[]
- Pitt Island longhorn beetle (Xylotoles costatus)
Scarabaeids[]
- Canthonella gomezi
- (Cheirotonus jambar)
- (Mellissius adumbratus)
Other beetle species[]
- Sacramento beetle (Anthicus sacramento)
- Goldstreifiger (Buprestis splendens)
- Columbia river tiger beetle (Cicindela columbica)
- Puritan tiger beetle (Cicindela puritana)
- Lichen weevil (Gymnopholus lichenifer)
- Violet click beetle (Limoniscus violaceus)
Odonata[]
Odonata includes dragonflies and damselflies. There are 97 species and 19 subspecies in the order Odonata assessed as endangered.
Platystictids[]
- Cacao shadowdamsel (Palaemnema baltodanoi)
- Chiriquita shadowdamsel (Palaemnema chiriquita)
- Black-backed shadowdamsel (Palaemnema melanota)
- Reventazón shadowdamsel (Palaemnema reventazoni)
Platycnemidids[]
Species
- Allocnemis montana
- Arabineura khalidi
- Jungle threadtail (Elattoneura caesia)
- Two-spotted threadtail (Elattoneura oculata)
- Liberian riverjack (Mesocnemis tisi)
- Kubusi featherlegs (Metacnemis valida)
- Pilbara threadtail (Nososticta pilbara)
Subspecies
Megapodagrionids[]
- Heteragrion calendulum
- Jamaican hypolestes (Hypolestes clara)
- Rhipidolestes okinawanus
- Paria wood elf (Sciotropis lattkei)
Gomphids[]
Species
- Asiagomphus yayeyamensis
- Humped knobtail (Epigomphus camelus)
- Guatemalan knobtail (Epigomphus clavatus)
- Horned knobtail (Epigomphus corniculatus)
- Donnelly's knobtail (Epigomphus donnellyi)
- Flint's knobtail (Epigomphus flinti)
- Limón knobtail (Epigomphus houghtoni)
- Maya knobtail (Epigomphus maya)
- Paulson's knobtail (Epigomphus paulsoni)
- Alajuela knobtail (Epigomphus subsimilis)
- Tuxtla knobtail (Epigomphus sulcatistyla)
- Cartago knobtail (Epigomphus verticicornis)
- Westfall's knobtail (Epigomphus westfalli)
- (Gomphidia kelloggi)
- Rivulet tiger (Gomphidia pearsoni)
- Cherokee clubtail (Gomphus consanguis)
- Columbia clubtail (Gomphus lynnae)
- Microgomphus wijaya
- Notogomphus cottarellii
- Maathai's longleg (Notogomphus maathaiae)
- Notogomphus ruppeli
- Southern snaketail (Ophiogomphus australis)
- Edmund's snaketail (Ophiogomphus edmundo)
- Ris's sanddragon (Progomphus risi)
- Bristle-tipped sanddargon (Progomphus tennesseni)
- Elusive sanddragon (Progomphus zephyrus)
Subspecies
Calopterygids[]
Species
- Glittering demoiselle (Calopteryx exul)
- Clear-winged demoiselle (Calopteryx hyalina)
- Syrian demoiselle (Calopteryx syriaca)
- (Sapho puella)
- (Umma mesumbei)
Subspecies
Coenagrionids[]
Species
- Blue-and-orange threadtail (Microneura caligata)
- Pseudagrion arabicum
- Badplaas sprite (Pseudagrion inopinatum)
Subspecies
Aeshnids[]
Species
- Cretan spectre (Boyeria cretensis)
- Oligoaeschna kunigamiensis
Subspecies
Libellulids[]
Species
- Fruhstorfer's junglewatcher (Hylaeothemis fruhstorferi)
- Tetrathemis yerburii
- Thalassothemis marchali
- Urothemis thomasi
Subspecies
Other Odonata[]
Species
- Dune ringtail (Austrolestes minjerriba)
- Amatola malachite (Chlorolestes apricans)
- Greek goldenring (Cordulegaster helladica)
- Hemicordulia ogasawarensis
- Ancient greenling (Hemiphlebia mirabilis)
- Idionyx galeata
- Macromia kubokaiya
- Beautiful petaltail (Petalura pulcherrima)
- Metropolitan redspot (Phyllopetalia altarensis)
- Hispaniolan malachite (Phylolestes ethelae)
- Rhinocypha hageni
- Rhinocypha uenoi
Subspecies
- (Cordulegaster helladica buchholzi)
Other insect species[]
- (Acizzia mccarthyi)
- Giant torrent midge (Edwardsina gigantea)
- (Graeffea seychellensis)
- Sugarfoot moth fly (Nemapalpus nearcticus)
- (Pseudoyersinia canariensis)
- Large blue Lake mayfly (Tasmanophlebi lacuscoerulei)
See also[]
- Lists of IUCN Red List endangered species
- List of least concern arthropods
- List of near threatened arthropods
- List of vulnerable arthropods
- List of critically endangered arthropods
- List of recently extinct arthropods
- List of data deficient arthropods
References[]
- ^ "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.
- ^ "Limitations of the Data". The IUCN Red List of Threatened Species. Union for Conservation of Nature and Natural Resources (IUCN). Retrieved 11 January 2016.
- ^ "2001 Categories & Criteria (version 3.1)". The IUCN Red List of Threatened Species. Union for Conservation of Nature and Natural Resources (IUCN). Retrieved 11 January 2016.
- IUCN Red List endangered species
- Lists of animals by conservation status
- Lists of arthropods
- Arthropod conservation