IUCN Red List critically endangered species (Animalia)

Nerillida

Nerillidae

Araneae

Theraphosidae

Amphipoda

Bogidiellidae

Gammaridae

Hadziidae

Ingolfiellidae

Liljeborgiidae

Paramelitidae

Phoxocephalidae

Anostraca

Branchinectidae

Linderiellidae

Streptocephalidae

Thamnocephalidae

Calanoida

Epacteriscidae

Platycopiidae

Pseudocyclopiidae

Cyclopoida

Speleoithonidae

Decapoda

Astacidae

Atyidae

Cambaridae

Gecarcinucidae

Hippolytidae

Potamidae

Potamonautidae

Procarididae

Pseudothelphusidae

Halocyprida

Halocyprididae

Isopoda

Anthuridae

Atlantasellidae

Cirolanidae

Sphaeromatidae

Mictacea

Mictocarididae

Misophrioida

Misophriidae

Mysidacea

Mysidae

Podocopida

Cyprididae

Spirostreptida

Spirostreptidae

Anoplura

Haematopinidae

Coleoptera

Carabidae

Dytiscidae

Lucanidae

Scarabaeidae

Silphidae

Tenebrionidae

Diptera

Blepharoceridae

Hymenoptera

Apidae

Formicidae

Lepidoptera

Lycaenidae

Nymphalidae

Papilionidae

Pieridae

Sphingidae

Odonata

Amphipterygidae

Chlorocyphidae

Chlorogomphidae

Coenagrionidae

Cordulegastridae

Corduliidae

Euphaeidae

Gomphidae

Lestidae

Libellulidae

Macromiidae

Megapodagrionidae

Platycnemididae

Platystictidae

Protoneuridae

Pseudostigmatidae

Orthoptera

Acrididae

Tetrigidae

Tettigoniidae

Phasmida

Phasmatidae

Acipenseriformes

Acipenseridae

Polyodontidae

Anguilliformes

Anguillidae

Atheriniformes

Atherinidae

Atherinopsidae

Bedotiidae

Melanotaeniidae

Pseudomugilidae

Beloniformes

Adrianichthyidae

Characiformes

Alestidae

Distichodontidae

Clupeiformes

Clupeidae

Cypriniformes

Balitoridae

Catostomidae

Cobitidae

Cyprinidae

Cyprinodontiformes

Aplocheilidae

Cyprinodontidae

Goodeidae

Poeciliidae

Rivulidae

Gadiformes

Moridae

Gasterosteiformes

Gasterosteidae

Gonorynchiformes

Kneriidae

Lophiiformes

Brachionichthyidae

Perciformes

Belontiidae

Blenniidae

Callionymidae

Cichlidae

Eleotridae

Gobiidae

Percichthyidae

Percidae

Polyprionidae

Sciaenidae

Scombridae

Serranidae

Percopsiformes

Amblyopsidae

Salmoniformes

Galaxiidae

Salmonidae

Scorpaeniformes

Cottidae

Scorpaenidae

Siluriformes

Astroblepidae

Bagridae

Clariidae

Ictaluridae

Mochokidae

Pangasiidae

Siluridae

Trichomycteridae

Syngnathiformes

Syngnathidae

Anura

Amphignathodontidae

Aromobatidae

Arthroleptidae

Bufonidae

Calyptocephalellidae

Centrolenidae

Ceratobatrachidae

Ceratophryidae

Craugastoridae

Cryptobatrachidae

Cycloramphidae

Dendrobatidae

Dicroglossidae

Eleutherodactylidae

Heleophrynidae

Hylidae

Hyperoliidae

Leiopelmatidae

Leiuperidae

Leptodactylidae

Mantellidae

Megophryidae

Micrixalidae

Microhylidae

Myobatrachidae

Petropedetidae

Pipidae

Pyxicephalidae

Ranidae

Ranixalidae

Rhacophoridae

Strabomantidae

Caudata

Ambystomatidae

Cryptobranchidae

Hynobiidae

Plethodontidae

Salamandridae

Gymnophiona

Caeciliidae

Anseriformes

Anatidae

Galliformes

Cracidae

Phasianidae

Podicipediformes

Podicipedidae

Columbiformes

Columbidae

Apodiformes

Trochilidae

Caprimulgiformes

Aegothelidae

Caprimulgidae

Gruiformes

Gruidae

Otididae

Rallidae

Cuculiformes

Cuculidae

Ciconiiformes

Ardeidae

Threskiornithidae

Pelecaniformes

Fregatidae

Phalacrocoracidae

Procellariiformes

Diomedeidae

Hydrobatidae

Procellariidae

Charadriiformes

Alcidae

Charadriidae

Glareolidae

Laridae

Recurvirostridae

Scolopacidae

Falconiformes

Accipitridae

Cathartidae

Strigiformes

Strigidae

Coraciiformes

Alcedinidae

Bucerotidae

Piciformes

Picidae

Psittaciformes

Psittacidae

Passeriformes

Alaudidae

Campephagidae

Cisticolidae

Colluricinclidae

Corvidae

Cotingidae

Dicaeidae

Emberizidae

Formicariidae

Fringillidae

Furnariidae

Hirundinidae

Icteridae

Laniidae

Malaconotidae

Meliphagidae

Mimidae

Monarchidae

Muscicapidae

Oriolidae

Parulidae

Pipridae

Polioptilidae

Pycnonotidae

Rhinocryptidae

Sturnidae

Sylviidae

Thamnophilidae

Thraupidae

Timaliidae

Troglodytidae

Turdidae

Zosteropidae

Petromyzontiformes

Petromyzontidae

Carcharhiniformes

Carcharhinidae

Scyliorhinidae

Triakidae

Lamniformes

Lamnidae

Odontaspididae

Rajiformes

Dasyatidae

Narcinidae

Narkidae

Pristidae

Rajidae

Rhinobatidae

Urolophidae

Squaliformes

Centrophoridae

Squalidae

Squatiniformes

Squatinidae

Afrosoricida

Chrysochloridae

Carnivora

Canidae

Felidae

Phocidae

Proboscidea

Elephantidae

Procyonidae

Viverridae

Cetartiodactyla

Balaenidae

Balaenopteridae

Bovidae

Camelidae

Cervidae

Delphinidae

Eschrichtiidae

Iniidae

Monodontidae

Phocoenidae

Suidae

Chiroptera

Emballonuridae

Hipposideridae

Molossidae

Mormoopidae

Mystacinidae

Natalidae

Phyllostomidae

Pteropodidae

Rhinolophidae

Vespertilionidae

Dasyuromorphia

Dasyuridae

Didelphimorphia

Didelphidae

Diprotodontia

Burramyidae

Macropodidae

Petauridae

Phalangeridae

Potoroidae

Vombatidae

Eulipotyphla

Soricidae

Lagomorpha

Leporidae

Ochotonidae

Monotremata

Tachyglossidae

Perissodactyla

Equidae

Rhinocerotidae

Pilosa

Bradypodidae

Primates

Atelidae

Callitrichidae

Cebidae

Cercopithecidae

Galagidae

Hominidae

Hylobatidae

Indriidae

Lemuridae

Lepilemuridae

Pitheciidae

Rodentia

Abrocomidae

Capromyidae

Caviidae

Chinchillidae

Cricetidae

Ctenomyidae

Dasyproctidae

Echimyidae

Geomyidae

Heteromyidae

Muridae

Nesomyidae

Octodontidae

Sciuridae

Crocodylia

Alligatoridae

Crocodylidae

Gavialidae

Squamata

Agamidae

Anguidae

Chamaeleonidae

Colubridae

Gekkonidae

Iguanidae

Lacertidae

Phrynosomatidae

Polychrotidae

Scincidae

Teiidae

Viperidae

Testudines

Chelidae

Cheloniidae

Dermatemydidae

Dermochelyidae

Geoemydidae

Pelomedusidae

Podocnemididae

Testudinidae

Trionychidae

Coelacanthiformes

Latimeriidae

Scleractinia

Acroporidae

Dendrophylliidae

Poritidae

Siderastreidae

Milleporina

Milleporidae

Unionoida

Margaritiferidae

Unionidae

Architaenioglossa

Ampullariidae

Cyclophoridae

Diplommatinidae

Viviparidae

Cycloneritimorpha

Helicinidae

Neritidae

Hygrophila

Lymnaeidae

Planorbidae

Littorinimorpha

Bithyniidae

Hydrobiidae

Pomatiopsidae

Sacoglossa

Siphonariidae

Sorbeoconcha

Pleuroceridae

Stylommatophora

Achatinellidae

Amastridae

Bradybaenidae

Cerastidae

Cerionidae

Charopidae

Clausiliidae

Draparnaudiidae

Endodontidae

Enidae

Euconulidae

Ferussaciidae

Helicarionidae

Helicidae

Helicodiscidae

Helminthoglyptidae

Hygromiidae

Lauriidae

Oreohelicidae

Orthalicidae

Partulidae

Polygyridae

Pupillidae

Rhytididae

Streptaxidae

Strophocheilidae

Succineidae

Vertiginidae

Vetigastropoda

Haliotidae

Onychophora

Peripatidae

Peripatopsidae