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The Animal Kingdom

A table of the classification of the animal kingdom.

This table lists PHYLUM, CLASS, and ORDER.

The number of species is approximate.

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PHYLUM CLASS ORDER Examples
Single Celled Animals 30,000 Flagellates    
  Sarcodines   Amoebas
  Spore Formers   the Malaria parasite
  Ciliates    
Sponges 5,000 Calcareous Sponges    
  Glass Sponges    
  Horny Sponges   the bath sponge
Mesozoans 50      
Coelenterates Hydroids 2,700    
  Jellyfish 200    
  Sea Anemones and Corals 6,500    
Comb Jellies 100      
Flatworms Free Living Flatworms 1,600    
  Flukes 2,400    
  Tapeworms 1,500    
Ribbon Worms 750      
Aschelminths Rotifers 1,500    
  Gastrotrichs 175    
  Kinorhynchs 100    
  Priapulids 8    
  Horsehair Worms 225    
  Roundworms 10,000    
Entoprocts 60      
Thorney Headed Worms 300      
Phoronid Worms 15      
Moss Animals 4,000      
Lamp Shells 260      
Molluscs Monoplacophorans 2    
  Chitons 1,150    
  Limpets, Snails and Slugs 35,000    
  Tusk Shells 200    
  Bivalve Molluscs 8,000   Mussels
  Squids, Cuttlefish and Octopuses 700   Nautilus
Peanut Worms 250      
Echiuroid Worms 60      
Segmented Worms Bristleworms 4,000    
  Earthworms 2,500    
  Leeches 300    
Tongue Worms 70      
Water Bears 180      
Sea Spiders 500      
Arthropods Crustacians
Cephalocarids 4
   
  Crustacians
Branchiopods 1,200
  Brine Shrimp
  Crustacians
Mussel Shrimps 20,000
   
  Crustacians
Copepods 4,500
   
  Crustacians
Mystacocarids 3
   
  Crustacians
Fish Lice 75
   
  Crustacians
Barnacles 800
   
  Crustacians
Prawns, Crabs and Woodlice 18,000
  Shrimps, Lobsters
  King Crabs 5    
  Arachnids Scorpions 600  
    Pseudoscorpions 1,100  
    Camel Spiders 570  
    Microwhip Scorpions 21  
    Whip Scorpions 105  
    Amblypygids 50  
    Spiders 20,000  
    Ricinuleids 15  
    Daddy Long Legs 2,400  
    Mites and Ticks 10,000  
  Velvet Worms 120    
  Pauropods 60    
  Millipedes 8,000    
  Centipedes 2,000    
  Symphylans 120    
  Springtails 1,100    
  Two Pronged Bristletails 400    
  Proturans 45    
  Three Pronged Bristletails 350   Silverfish
  Insects Mayflies 1,300  
    Dragonflies and Damselflies 4,500  
    Notopterans 6  
    Stoneflies 1,300  
    Web Spinners 150  
    Cockroaches 3,500  
    Mantids 1,800 Praying Mantis
    Termites 1,900  
    Zorapterans 16  
    Grasshoppers, Crickets and Locusts 10,000  
    Stick Insects and Leaf Insects 2,000  
    Earwigs 900  
    Book Lice 1,000  
    Bird Lice 2,600  
    Sucking Lice 250 Human Typhus Louse
    Thrips 5,000  
    Bugs 55,000 Aphids
    Lacewings and Ant Lions 4,000  
    Alderflies 500  
    Snakeflies 80  
    Beetles 300,000  
    Strepsipterans 300  
    Scorpionflies 300  
    Caddisflies 3,500  
    Zeuglopterans 100  
    Butterflies and Moths 120,000  
    True Flies 75,000 House Fly, Fruit Fly, Daddy Longlegs, Mosquitos
    Fleas 1,800 Black Death Flea
    Ants, Bees and Wasps 100,000 Hornets
Arrow Worms 50      
Beard Bearers 80      
Echinoderms Starfish 1,600    
  Brittle Stars 2,000    
  Sea Urchins 800    
  Sea Cucumbers 900    
  Sea Lilies 80    
Hemichordates Acorn Worms 70    
  Pterobranchs 20    
Chordates
Tunicates
Sea Squirts 1,200    
  Salps 30    
  Larvaceans 30    
Chordates
Lancelets 20
     
Chordates
Vertebrates
Jawless Fish Hagfish and Lampreys 45  
  Cartilaginous Fish
Sharks and Rays
Sharks 200 Dogfish
    Skates and Rays 350 Manta Ray
  Cartilaginous Fish
Chimaeras
Chimaeras 25 Rat Fish
  Bony Fish
Fleshy Finned Fish
Coelacanth 1 Coelacanth
    Lungfish 5  
  Bony Fish
Ray Finned Fish
Bichirs 12  
    Sturgeons 22  
    Garpikes 7  
    Bowfin 1  
    Tarpons 12  
    Eels 300  
    Spiny Eels 20  
    Herrings 350  
    Bony Tongues 16 Arapaima
    Mormyrids and Gymnarchids 150 Elephant Snout Fish
    Salmon and Pike 500  
    Lantern Fish 300  
    Macristid 1  
    Milk Fish 15  
    Carps and Characins 350 Electric Eel
    Catfish 200  
    Sand Rollers and Pirate Perches 10  
    Toadfish 10  
    Clingfish 100  
    Angler Fish 150  
    Codfish 450 Atlantic Cod
    Squirrel Fish 150  
    Flying Fish and Killifish 600  
    John Dory 60  
    Moonfish 50  
    Sticklebacks and Sea Horses 150  
    Snakeheads 5  
    Swamp Eels and Cuchias 7  
    Flying Gurnards 6  
    Scorpionfish and Gurnards 700  
    Dragonfish and Sea Moths 4  
    Perches 6,500 Mackeral, Remora
    Flatfish 500 Plaice, Sole, Turbots
    Triggerfish and Pufferfish 250  
  Amphibians Legless Amphibians 167  
    Newts and Salamanders 302  
    Frogs and Toads 3,000  
  Reptiles Turtles and Tortoises 213  
    Tuatara 1 Tuatara
    Lizards and Snakes 4,400 Geckos, Iguanas, Chameleons, Slow Worm, Gila Monster, Komodo Dragon, Pythons, Adders, Cobras, Grass Snake
    Crocodiles and Alligators 21 Cayman
  Birds Kiwis 3  
    Ostrich 1  
    Rheas 2  
    Cassowaries and Emus 4  
    Tinamous 50  
    Grebes 21  
    Loons 5  
    Penguins 18  
    Albatrosses, Shearwaters and Petrels 71  
    Pelicans 59 Tropic Birds, Cormorants, Shags, Gannets, Boobies, Frigate Birds
    Herons, Storks and Flamingoes 120 Ibises, Spoonbills
    Screamers and Ducks 148 Swans, Geese
    Eagles, Hawks and Vultures 270 Condors, Osprey, Falcons
    Game Birds and Hoatzin 251 Grouse, Fowl, Partridge, Turkeys
    Cranes 197 Quails, Moorhens, Coots, Bustards
    Waders, Gulls and Auks 294 Jacanas, Oyster Catchers, Plovers, Sanpipers, Gulls, Terns
    Pigeons 305  
    Parrots 315 Parakeets, Cockatoos, Macaws, Lories
    Cuckoos and Turacos 147  
    Owls 130  
    Frogmouths and Nightjars 94 Oilbird
    Swifts and Hummingbirds 387  
    Trogons 35 Quetzal
    Colies 6  
    Kingfishers and Hornbills 190 Kookaburras, Bee Eaters
    Woodpeckers, Barbets and Toucans 400  
    Passerines 4,932 Flycatchers, Lyrebirds, Larks, Swallows, Martins, Drongos, Crows, Magpies, Jays, Birds of Paradise, Tits, Wrens, Mockingbirds, Thrushes, Starlings, Honey Eaters, Warblers, Tanagers, Finches, Sparrows
  Mammals
Monotremes (Egg Laying Mammals)
Platypoda 1 Duck-billed Platypus
    Tachyglossids 4 Echidna
  Mammals
Marsupials (Pouched Mammals)
Didelphimorphs 93 Opossums
    Paucituberculs 6 Shrew Opossums
    Microbiother 1 Monito del Monte
    Dasyuromorphs 71 Numbat, Quolls, Tasmanian Devil
    Peramelemorphs 24 Bandicoots, Bilbies
    Notoryctemorphs 2 Marsupial Moles
    Diprotodonts 137 Wombats, Kangaroos, Koalas, Possums, Gliders
  Mammals
Eutheria (Placental Mammals)
Macroscelids 16 Elephant Shrews
    Afrosoricids 51 Golden Moles, Tenrecs
    Tubulidents 1 Aardvark
    Proboscids 3 African Elephant, Indian Elephant
    Hyracoids 4 Dassies, Hyraxes
    Sirenia 4 Manatees (Sea Cows), Dougongs
    Cinguls 20 Armadilos
    Pilosa 10 Anteaters, Sloths
    Scandents 20 Tree Shrews
    Dermoptera 2 Colugos
    Primates 350 Lemurs, Bush Babies, Marmosets, Tamarins, Monkeys, Apes, Man
    Lagomorphs 90 Pikas, Hares and Rabbits
    Rodents 2,277 Squirrels, Gophers, Beaver, Hampsters, Lemmings, Voles, Rats, Mice, Dormice, Jerboas, Porcupines, Guinea Pigs, Capybara, Agoutis, Viscachas, Chinchillas
    Eulipotyphla 300 Shrews, Moles, Hedgehogs
    Artiodactyls (Even-toed Hoofed Mammals) 220 Pigs, Peccaries, Hippopotamuses, Camels, Deer, Sheep, Goats, Antelopes, Cattle, Giraffes
    Cetaceans 88 Dolphins, Porpoises, Killer Whale, Blue Whale
    Chiroptera 1,240 Bats
    Perissodactyls (Odd Toed Hoofed Mammals) 15 Tapirs, Rhinoceroses, Horses, Asses, Zebras
    Pholidota 8 Pangolins (Scaly Anteaters)
    Carnivora 280 Cats, Civets, Dogs, Weasils, Mink, Skunk, Mongoose, Badger, Otter, Bears, Pandas, Racoons, Coatis, Walrus, Sea Lions, Seals

Note that in the USA the word bug is used as a generic term for insects and arachnids.


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