| Archaea |
| Bacteria |
Bacteria |
| --Cyanobacteria |
Blue-green bacteria |
| --Spirochaetes |
| Eukaryota |
| --Alveolates |
| ----Apicomplexa |
Apicomplexans |
| ----Ciliata |
Ciliates |
| ----Dinoflagellata |
Dinoflagellates |
| ----Foraminifera |
| --Chlorophyta |
Green algae |
| ----Charophytes |
| ------Coleochaetales |
| ------Desmidiales |
Desmids |
| ------Klebsormidiales |
| ------Zygnematales |
| ----Chlorophyceae |
| ----Micromonadophyceae |
Micromonads |
| ----Pleurastrophyceae |
| --Choanoflagellata |
| --Chromista |
Stramenopiles |
----Bacillariophyta |
Diatoms |
| ----Chrysophyta |
Golden algae |
| ----Oomycota |
Water molds |
| ----Phaeophyta |
Kelps and brown algae |
| ----Prymnesiophyta |
Coccolithophorids and other haptophytes |
| ----Sagenista |
Bicoecids and slime nets |
| ----Silicoflagellata |
Silicoflagellates |
| ----Xanthophyta |
Yellow-green algae |
| --Diplomonadida |
Diplomonads |
| --Euglenida |
Euglenids |
| --Fungi |
Molds, mushrooms, yeasts |
| ----Chytridiomycota |
Chytrids |
| ----Lichens |
Lichens |
| --Kinetoplastida |
Bodonids and trypanosomes |
| --Metazoa |
Animals |
| ----Annelida |
Segmented worms |
| ------Polychaeta |
Bristle worms |
| ----Arthropoda |
Crabs, Spiders, Insects, etc. |
| ------Cheliceramorpha |
| ------
Crustaceamorpha |
Crustaceans |
| --------Arachnida |
Arachnids |
| ----------Acarii |
Mites and ticks |
| ----------Araneae |
Spiders |
| ----------Scorpiones |
Scorpions |
| ----------Trigonotarbida |
Stethosomata |
| --------Eurypterida |
Sea scorpions |
| --------Xiphosura |
Horseshoe crabs |
| ------Pycnogonida |
Sea spiders |
| ------Trilobita |
Trilobites |
| --------Agnostida |
| --------Polymerida |
| ------Uniramia |
Insects & Kin |
| --------Ephemeroptera |
Mayflies |
| --------Myriapoda |
Centipedes, millipedes, etc. |
| --------Odonatoida |
Dragonflies and damselflies |
| --------Parainsecta |
Springtails and diplurans |
| --------Thysanura |
| --------Neoptera |
| ----------Coleoptera |
Beetles |
| ----------Diptera |
True flies |
| ----------Hemiptera |
True bugs |
| ----------Hymenoptera |
Ants, bees, and wasps |
| ----------Lepidoptera |
Butterflies and moths |
| ----------"Orthopteroida" |
Cockroaches, crickets, etc. |
| ------------Blattaria |
Roaches
|
| ------------Orthoptera |
Grasshoppers, crickets, etc.
|
| ----------Phthiraptera |
Lice
|
| ----------Siphonaptera |
Fleas |
| ----------Thysanoptera |
Thrips |
| ----Brachiopoda |
Lamp shells |
| ------Lingulata |
| ------Orthida |
| ------Pentamerida |
| ------Rhynchonellida |
| ------Spiriferida |
| ------Strophomenida |
| ------Terebratulida |
| ----Bryozoa |
"Moss animals" |
| ----Cephalorhyncha |
Kinorhynchs, Loiriciferans, & Priapulids |
| ----Cnidaria |
| ------Anthozoa |
Corals, Sea Anemones |
| --------Actinaria |
Sea Anemones |
| --------Octocorallia |
Soft Corals |
| ----------Pennatulacea |
Sea pens |
| --------Rugosa |
Horn Corals |
| --------Scleractinia |
Hard Rayed Corals |
| --------Tabulata |
Tabulate Corals |
| --------Zoanthiniaria |
| ------Cubozoa |
Box jellies |
| ------Hydrozoa |
Hydroids |
| --------Chondrophorina |
"By-the-wind Sailors" |
| ------Scyphozoa |
Jellyfish |
| ----Conulariida |
| ----Chordata |
| ------Urochordata |
Tunicates, Sea squirts |
| ------Cephalochordata |
Amphioxus or lancelets |
| ------Vertebrata |
Vertebrates |
| --------Actinopterygii |
Ray-finned fish |
| ----------Cheirolepis |
| ----------Chondrostei |
| ----------Neopterygii |
| ------------Halecomorpha |
Bowfins |
| ------------Teleostei |
Teleost Fish |
| ----------Redfieldiidae |
| --------Chondrichthyes |
Sharks, rays, chimaeras |
| ----------Carcharias |
Great White Shark |
| --------Myxini |
Hagfishes |
| --------Petromyzontiformes |
Lampreys |
| --------Placodermi |
Armored jawed fish |
| --------Sarcopterygii |
Lobe-finned Fish |
| ----------Coelacanthimorpha |
Coelacanths |
| ----------Dipnoi |
Lungfishes |
| --------Tetrapoda |
| ----------Amphibia |
Amphibians |
| ----------Anapsids
|
| ------------Acleistorhinus
|
| ------------Lanthanosuchidae
|
| ------------Millerettidae
|
| ------------Pareiasauria
|
| ------------Procolophonoidea
|
| ------------Testudines |
Turtles |
| --------------Chelonia |
| ----------Dendrerpeton |
Extinct early tetrapod |
| ----------Diapsids |
| ------------Ichthyopterygia |
Ichthyosaurs |
| ------------Sphenodontidae |
Tuatara & Kin |
| ------------Archosauria |
| --------------Aetosauria |
| --------------Eoraptor |
| --------------Euparkeria |
| --------------Herrerasaurus |
| --------------Pterosauria |
Flying Reptiles |
| --------------Dinosauria |
Dinosaurs |
| ----------------Ornithischia |
"Bird Hipped" Dinosaurs |
| ------------------Ceratopsia |
Horned Dinosaurs |
| ------------------Ornithopoda |
| --------------------Hadrosauria |
Duck-billed Dinosaurs |
| --------------------Heterodontosaurus |
|
| ------------------Thyreophora |
Armored Dinosaurs |
| ----------------Saurischia
| "Lizard Hipped" Dinosaurs |
| ------------------Sauropoda |
| ------------------Theropoda |
| --------------------Carnosauria |
Carnosaurs |
| --------------------Ceratosauria |
| ----------------------Dilophosaurus |
| --------------------Coelurosauria |
Raptors, ornithomimids, and T. rex |
| ----------------------Aves |
Birds |
| ------------------------Archaeopteryx |
Early Extinct Bird |
| ------------------------Hesperornithiformes |
| ------------------------Neognathae |
| ------------------------Palaeognathae |
Kiwis, ostriches, tinamous,... |
| ----------------------Tyrannosaurus rex |
| ----------Synapsids |
| ------------Gorgonopsia |
| ------------Mammalia |
Mammals |
| --------------Marsupialia |
| --------------Monotremata |
Egg-laying Mammals |
| --------------Multituberculata |
| --------------Eutheria |
Placental Mammals |
| ----------------Artiodactyla |
Cloven-hooved mammals |
| ----------------Carnivora |
Lions, Tigers and Bears, etc. |
| ----------------Cetacea |
Whales and Dolphins |
| ----------------Chiroptera |
Bats |
| ----------------Creodonta |
Extinct Carnivorous Mammals |
| ----------------Desmostylia |
Extinct Marine Mammals |
| ----------------Embrithopoda |
Extinct Horned Herbivores |
| ----------------Perissodactyla |
Horses, tapirs, rhinos, and zebras |
| ------------------Equus quagga |
Quagga |
| ----------------Pholidota |
Pangolins |
| ----------------Primates |
Apes, monkeys, and you |
| ----------------Rodentia |
Mice, Beavers, Chinchillas, etc. |
| ----------------Sirenia |
Sea-cows |
| ----------------"Ungulates" |
Hoofed Mammals |
| ----------------Xenarthra |
Sloths, Armadillos, Anteaters |
| ------------Pelycosaurs |
Basal Synapsids |
| ----Ctenophora |
Comb jellies |
| ----Echinodermata |
Starfish, sea urchins, sea cucumbers, etc. |
| ------Asteroidea |
True starfish |
| ------Blastoidea |
Blastoids |
| ------Echinoidea |
Sea urchins & sand dollars |
| ------Edrioasteroidea |
Edrioasteroids |
| ------Eocrinoidea |
Eocrinoids |
| ------Helicoplacoidea |
Helicoplacoids |
| ------Holothuroidea |
Sea cucumbers |
| ------Homalozoa |
Homalozoans |
| ------Ophiuroidea |
Brittle stars |
| ----Echiura |
Spoon worms |
| ----Hemichordata |
Acorn worms, graptolites |
| ----Mollusca |
Molluscs |
| ------Bivalvia |
Bivalves |
| ------Cephalopoda |
Cephalopods |
| ------Gastropoda |
Gastropods |
| ------Scaphopoda |
Tusk shells |
| ----Nematoda |
Roundworms |
| ----Nemertini |
Ribbon worms |
| ----Onychophora |
Velvet worms
|
| ----Placozoa |
| ----Phoronida |
Horseshoe worms |
| ----Platyhelminthes |
Flatworms
|
| ----Pogonophora |
Bearded tube worms |
| ----Porifera |
Sponges |
| ------Archaeocyatha |
| ------Calcarea |
Calcareous sponges |
| ------Demospongiae |
Bath sponges |
| ------Hexactinellida |
Glass sponges |
| ------Receptaculitida |
| ------Stromatoporoids |
| ----Rotifera |
Rotifers |
| ----Sipuncula |
Peanut worms |
| ----Vendian Animals |
The First Animals |
| ------Arkarua |
| ------Charnia |
| ------Cyclomedusa |
| ------Dickinsonia |
| ------Eoporpita |
| ------Kimberella |
| ------Nemiana |
| ------Pteridinium |
| ------Spriggina |
| ------Tribrachidium |
| --Myxomycota |
Slime molds |
| --Parabasalia |
Parabasalians |
| --Pelobionta |
Pelomyxa |
| --Plantae |
Plants |
| ----Anthocerotophyta |
Hornworts |
| ----Bryophyta |
Mosses |
| ------Andreaeopsida |
Lantern Mosses |
| ------Sphagnopsida |
Peat Mosses |
| ----Tracheophytes |
Vascular plants |
| ------Cladoxylopsida |
| ------Lycophyta |
Club mosses and scale trees |
| --------Protolepidodendrales |
| ------Progymnosperms |
| ------Pteridopsida |
Ferns |
| --------Psilotales |
Whisk ferns |
| ------Sphenopsida |
Horsetails |
| --------Calamitaceae |
Calamite trees |
| --------Equisetaceae |
Modern Horsetails |
| --------Sphenophyllales |
| ------Trimerophytes |
| ------Zosterophylls |
| ------Spermatophytes |
Seed plants |
| --------Anthophyta |
Flowering plants |
| ----------Eudicots |
| ------------Asterids |
| --------------Aquifoliaceae |
Hollies |
| --------------Apiales |
Carrots & Ginseng |
| --------------Campanulaceae |
Bellflowers & Lobelias |
| ------------Caryophyllids |
| --------------Plumbaginaceae |
Leadworts |
| ----------Liliopsida |
Monocots |
| ------------Acorus |
Sweet flag |
| ------------Asparagales |
Agaves, aloes, onions, amaryllis,... |
| ------------Bromeliflorae |
Bromeliads |
| ------------Dioscoreales |
Air potatoes and bat flowers |
| ------------Glumiflorae |
Grasses, sedges, rushes, and cattails |
| ------------Liliales |
True lilies |
| ------------Orchidales |
Orchids and their kin |
| ------------Pandaniflorae |
Cyclanths & pandanes |
| ----------Paleoherbs |
| ------------Aristolochiales |
Birthworts |
| ------------Nymphaeales |
Water lilies |
| ------------Piperales |
| --------Cycadales |
Cycads |
| ----------Stangeriaceae |
| --------Ginkgoales |
| --------Glossopteridales |
| --------Lyginopterids |
Earliest seed plants |
| --Radiolaria |
Radiolarians |
| --Rhodophyta |
Red algae |
| --Testaceafilosea |
Testate amoebae |
| Protista |
Protists |
| Viruses |
Viruses |
