Tree of Life, Page 2

PAGE 2

[Eumetazoa/Radiata/Cnidaria]
++Anthozoa (Corals)
++Medusozoa (Jellyfish)

[Eumetazoa/Bilateria/Protostomia]
++Ecdysozoa

-Nematoda (Roundworms)

-Nematomorpha (Parasitic Horsehair Worms)

-Panarthropoda

--Tardigrades (Water Bears)

--Arthropoda

~Chelicerata

~~Xiphosura (Horseshoe Crabs)

~~Arachnida

*Acari (Mites, Ticks, Hooded Tick Spiders)

*Dromopoda (Scorpions, Harvestmen, Camel Spiders)

~~Palpigradi (Microwhip Scorpions)

~~Araneae (Spiders)

~~Amblypygi (Whip Spiders)

~~Thelyphonida (Vinegaroon/Whip Scorpions)

~~Schizomida (Shorttailed Whipscorpion)

~Myriapoda (Centipedes, Millipedes)

~Crustacea

~~Branchiopoda (Brine Shrimp)

~~Remipedia (Tiny blind crustaceans)

~~Cephalocarida (Horseshoe Shrimp)

~~Maxillopoda (Barnacles, Copepods)

~~Ostracods (Seed Shrimp)

~~Malacostraca ( Crabs, Lobsters, Crayfish, Shrimp, Krill, Woodlice)

~Hexapoda

~~Ellipura

*Collembola (Springtails)

*Protura (Coneheads)

~~Diplura (Two-Pronged Bristletails)

~~Insecta

*Archaegnatha (Jumping Bristletails)

*Thysanura (Silverfishes, Firebrats)

*Pterygota

**Ephemeroptera (Mayflies)

**Odonata (Dragonflies, Damselflies)

**Neoptera

+Dictyoptera (Mantids, Cockroaches, Termites)

+Paraneoptera (Lice, Ticks, Aphids, Cicadas)

+Endopterygota (Beetles, Bees, Wasps, Ants)

+Amphiesmenoptera (Caddisflies, Butterflies, Moths)

+Mantophasmatodea (Gladiators)

+Grylloblattodea (Ice Crawlers)

+Phasmatodea (Stick Insects)

+Exopterygota (Webspinners, Earwigs, Grasshoppers)

+Neuropterida (Snake Flies, Alderflies, Net-veined Insects)

+Mecopteroidea (Fleas, Twisted-Wing Parasites, True Flies)

++Lophotrochozoa

-Nemertea (Ribbon Worms)

-Bryozoa (Moss Animals)

-Annelida (Earthworms, Leeches)

-Brachiopoda (Lamp Shells)

-Mollusca

--Gastropoda (Snails, Slugs, various shelled things)

--Bivalvia (Clams, Oysters, Mussels, Etc)

--Cephalopoda (Squids, Octopi, Cufflefish, Nautiluses)

[Eumetazoa/Bilateria/Deuterostoma]
++Echinodermata

-Crinozoa (Sea Lillies)

-Asterozoa (Starfish, Brittlestars)

-Echinozoa (Sea Urchins)

++Cordata

-Cephalchordata (Lancets)

-Vertebrata

--Hyperoartia (Lampreys)

--Gnathostomata

~Chondrichthyes

~~Elasmobranchii

*Euselachii

**Neoselachii

+Selachii (Modern Sharks)

+Batoidea (Rays, Skates, Sawfish)

~~Holocephali (Chimaeras/Ghost Sharks)

~Teleostomi

~~Euteleostomi

*Actinopterygii

**Cladistii (Bichirs, Reedfish)

**Actinopteri

+Chondrostei (Sturgeons, Paddlefish)

+Neopterygii (Bowfins, Gars, Teleosts)

*Sarcopterygii

**Actinistia (Coelanth)

**Rhipidistia

+Dipnoi (Lung Fish)

+Tetrapoda (Four Legged Animals)

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