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Kingdom Archaebacteria
Kingdom Eubacteria
Kingdom Protista
Phylum Ciliophora
Phylum Sarcodina
Phylum Sporozoa
Phylum Phaeophyta
Phylum Rhodophyta
Phylum Chrysophyta
Phylum Pyrrophyta
Phylum Chlorophyta
Phylum Bacillariophyta
Kingdom Fungi
Phylum Chytridiomycota
Phylum Blastocladiomycota
Phylum Neocallimastigomycota
Phylum Zygomycota
Phylum Glomeromycota
Phylum Ascomycota
Phylum Basidiomycota
Kingdom Plantae
Phylum Bryophyta
Phylum Filicinophyta
Phylum Coniferophyta
Phylum Angiospermophyta
Kingdom Animalia
Phylum Porifera
Class Hexactinellida
Order Amphidiscosida
Order Aulocalycoida
Order Fieldingida
Order Hexactinosida
Order Lychniscosida
Order Lyssacinosida
Class Demospongia
Order Agelasida
Order Astrophorida
Order Chondrosida
Order Demospongiae incertae sedis
Order Dendroceratida
Order Dictyoceratida
Order Hadromerida
Order Halichondrida
Order Halisarcida
Order Haplosclerida
Order Homosclerophorida
Order Lithistida
Order Poecilosclerida
Order Spirophorida
Order Verongida
Order Verticillitida
Class Calcarea
Order Baerida
Order Clathrinida
Order Leucosolenida
Order Lithonida
Order Murrayonida
Phylum Cnidaria
Class Anthozoa
Order Actiniaria
Order Alcyonacea
Order Antipatharia
Order Ceriantharia
Order Corallimorpharia
Order Heliolitina
Order Helioporacea
Order Pennatulacea
Order Scleractinia
Order Zoantharia
Class Scyphozoa
Order Coronatae
Order Rhizostomeae
Order Semaeostomeae
Class Staurozoa
Order Stauromedusae
Class Cubozoa
Order Chirodropida
Order Cubomedusae
Class Hydrozoa
Order Anthomedusae
Order Leptomedusae
Order Siphonophorae
Order Actinulidae
Order Limnomedusae
Order Narcomedusae
Order Trachymedusae
Phylum Platyhelminthes
Class Turbellaria
Order Catenulida
Order Kalyptorhynchia
Order Lecithoepitheliata
Order Macrostomida
Order Neorhabdocoela
Order Polycladida
Order Prolecithophora
Order Proseriata
Order Tricladida
Class Trematoda
Order Aspidogastrea
Order Azygiida
Order Echinostomida
Order Monopisthocotylea
Order Opisthorchiida
Order Plagiorchiida
Order Polyopisthocotylea
Order Strigeata
Order Strigeatida
Class Cestoda
Order Amphilinidea
Order Caryophillidea
Order Cyclophyllidea
Order Gyrocotylidea
Order Proteocephalidea
Order Pseudophyllidea
Order Tetraphyllidea
Phylum Annelida
Class Polychaeta
Order Orbiniida
Order Ctenodrilida
Order Psammodrilida
Order Cossurida
Order Spionida
Order Questida
Order Capitellida
Order Ophelliida
Order Phyllodocida
Order Amphinomida
Order Spintherida
Order Eunicida
Order Sternaspida
Order Oweniida
Order Flabelligerida
Order Poeobida
Order Terebellida
Order Sabellida
Order Nerillida
Order Dinophilida
Order Polygordiida
Order Protodrilida
Order Myzostomida
Class Aelosomata
Order Aelosomata
Class Clitellata
Order Lumbriculida
Order Moniligastrida
Order Haplotaxida
Order Branchiobdella
Order Acanthobdellida
Order Rhynchobdellida
Order Arhynchobdellida
Phylum Mollusca
Class Aplacophora (Claudofoveata, Solenogastres)
Order Cavibelonia
Order Neomeniamorpha
Order Pholidoskepia
Class Polyplacophora (Chitons)
Order Neoloricata
Class Monoplacophora
Order Tryblidiida
Class Gastropoda (Snails, Slugs)
Order Acochlidioidea
Order Anaspidea
Order Archaeogastropoda
Order Architaenioglossa
Order Basommatophora
Order Cephalaspidea
Order Cocculiniformia
Order Gymnosomata
Order Heterostropha
Order Mesogastropoda
Order Neogastropoda
Order Neotaenioglossa
Order Neritopsina
Order Notaspidea
Order Nudibranchia
Order Patellogastropoda
Order Pulmonata
Order Rhodopemorpha
Order Sacoglossa
Order Stylommatophora
Order Systellommatophora
Order Thecosomata
Order Vetigastropoda
Class Bivalvia (Protobranchia, Lamellibranchia, Septibranchia)
Order Arcoida
Order Limoida
Order Myoida
Order Mytiloida
Order Nuculoida
Order Ostreoida
Order Pholadomyoida
Order Pterioida
Order Solemyoida
Order Unionoida
Order Veneroida
Class Scaphopoda (tusk shells)
Order Dentaliida
Order Gadilida
Class Cephalopoda (Squids, Cuttlefish, Octopuses)
Order Ellesmeroceratoidea (Extinct)
Order Endoceratoidea (Extinct)
Order Actinoceratoidea (Extinct)
Order Nautilodea
Order Orthoceratoidea (Extinct)
Order Ammonoidea (Extinct)
Order Coleoidea
Phylum Arthropoda
Class Insecta
Order Blattodea
Family Blaberidae
Family Ectobiidae
Family Blattidae
Family Cryptocercidae
Family Archotermopsidae
Family Kalotermitidae
Family Rhinotermitidae
Family Termitidae
Family Corydiidae
Order Coleoptera
Order Dermaptera
Order Diptera
Order Embioptera
Order Ephemeroptera
Order Hemiptera
Order Hymenoptera
Order Isoptera
Order Lepidoptera
Family Hesperiidae
Family Lycaenidae
Family Nymphalidae
Family Papilionidae
Family Pieridae
Family Arctiidae
Family Noctuidae
Family Notodontidae
Family Saturniidae
Family Sphingidae
Family Acrolophidae
Order Mecoptera
Order Megaloptera
Order Neuroptera
Order Notoptera
Order Odonata
Family Aeshnidae
Family Calopterygidae
Family Coenagrionidae
Family Cordulegastridae
Family Corduliidae
Family Gomphidae
Family Lestidae
Family Libellulidae
Family Macromiidae
Family Petaluridae
Family Platystictidae
Class Arachnida
Order Araneae
Order Astigmata
Order Holothyrida
Order Ixodida
Order Mesostigmata
Order Opilioacarida
Order Opiliones
Order Prostigmata
Order Sarcoptiformes
Order Trombidiformes
Class Merostomata
Order Xiphosura
Class Pycnogonida
Pycnogonida
Phylum Chordata
Class Amphibia
Order Urodela
Family: Ambystomatidae (Mole Salamanders)
Family: Dicamptodontidae (Pacific Mole Salamanders)
Family: Plethodontidae (Lungless Salamanders)
Family: Salamandridae (Newts)
Order Anura
Family: Ascaphidae
Family: Bufonidae (True Toads)
Family: Pelobatidae (Archaic Toads)
Family: Hylidae (True Tree Frogs)
Family: Ranidae (True Frogs)
Order Gymnophiona
Family Information
Class Reptilia
Order Testudinata
Family Chelydridae - snapping turtles
Family Emydidae - freshwater and box turtles
Family Kinosternidae - mud and musk turtles
Family Trionychidae - softshell turtles
Order Rhynchocephalia
Order Squamata
Family Iguanidae - iguanids
Family Anguidae - glass lizards
Family Teiidae
Family Gekkonidae - geckos
Family Scincidae - skinks
Family Boidae - boas and pythons only US family not in Texas
Family Elaphidae - cobras, mambas, coral snakes
Family Viperidae - pit vipers
Family Colubridae - nonvenomous constrictors and rear fanged poisonous snak
Order Crocodilia
Crocodylinae - tropical crocodiles: distinguished by relatively pointed sno
Alligatorinae - alligators and caimens
Gavialinae - gavial or gharial
Class Agnatha
Order Petromyzoniformes (Lamprey)
Order Myxiniformes
Class Chondrichthyes
Order Carcharhiniformes
Order Chimaeriformes
Order Heterodontiformes
Order Hexanchiformes
Order Lamniformes
Order Orectolobiformes
Order Pristiophoriformes
Order Rajiformes
Order Squaliformes
Order Squatiniformes
Class Osteichthyes
Order Acipenseriformes
Order Albuliformes (bonefish)
Order Amiiformes (bowfins)
Order Anguilliformes
Order Ateleopodiformes
Order Atheriniformes (rainbow fishes, silversides)
Order Aulopiformes (salmons)
Order Batrachoidiformes
Order Beloniformes (halfbeeks and needlefishes)
Order Beryciformes
Order Cetomimiformes
Order Channiformes
Order Characiformes (leporins, piranhas)
Order Clupeiformes (anchovies, herrings)
Order Ctenothrissiformes
Order Cypriniformes (minnows, suckers)
Order Cyprinodontiformes (killifishes)
Order Dactylopteriformes (flying gurnards)
Order Elopiformes (tarpons)
Order Esociformes (mudminnows and pikes)
Order Gadiformes (cods and hakes)
Order Gasterosteiformes (pipefishes, sticklebacks)
Order Gobiesociformes
Order Gonorhynchiformes (milkfish, shellears)
Order Gymnotiformes
Order Lampridiformes (opahs, ribbonfishes)
Order Lophiiformes (anglerfishes)
Order Mormyriformes
Order Mugiliformes (mullets)
Order Myctophiformes
Order Notacanthiformes
Order Ophidiiformes
Order Osmeriformes (Argentines, smelts)
Order Osteoglossiformes (bonytongues)
Order Pegasiformes (dragonfishes, sea moths)
Order Perciformes (perch-like fishes)
Order Percopsiformes (trout-perches)
Order Pleuronectiformes (flounders, soles)
Order Polymixiiformes
Order Polypteriformes (birchers, lobed-finned pike)
Order Saccopharyngiformes
Order Salmoniformes (salmons)
Order Scorpaeniformes (scorpion fishes, sculpins)
Order Semionotiformes (gars)
Order Siluriformes (catfishes)
Order Stephanoberyciformes
Order Stomiiformes
Order Synbranchiformes (swamp eels)
Order Syngnathiformes (pipefishes, seahorses)
Order Tetraodontiformes (puffers, triggerfishes)
Order Zeiformes (boarfishes, dories)
Class Aves
Order Accipitriformes
Order Anseriformes
Order Apodiformes
Order Bucerotiformes
Order Caprimulgiformes
Order Cathartiformes
Order Charadriiformes
Order Ciconiiformes
Order Coliiformes
Order Columbiformes
Order Coraciiformes
Order Cuculiformes
Order Falconiformes
Order Galliformes
Order Gaviiformes
Order Gruiformes
Order Passeriformes
Order Pelecaniformes
Order Phoenicopteriformes
Order Piciformes
Order Podicipediformes
Order Procellariiformes
Order Psittaciformes
Order Sphenisciformes
Order Strigiformes
Order Struthioniformes
Order Tinamiformes
Order Trogoniformes
Class Mammalia
Order Afrosoricida
Family Chrysochloridae
Family Tenrecidae
Order Artiodactyla
Family Antilocapridae (pronghorn antelope)
Family Bovidae (cattle, bison, yaks, waterbucks, wildebeest, gazelles, spri
Family Camelidae (camels, llamas)
Family Cervidae (deer, moose, reindeer, elk)
Family Girrafidae (giraffes)
Family Hippopotamidae (hippopotamuses)
Family Moschidae (musk deer)
Family Suidae (pigs)
Family Tayassuidae (peccaries)
Family Tragulidae
Order Carnivora
Family Ailuridae
Family Canidae
Family Eupleridae
Family Felidae (cats, lions, cheetahs, leopards)
Family Herpestidae
Family Hyaenidae (hyenas)
Family Mephitidae
Family Mustelidae (martens, weasels, skunks, otters)
Family Nandiniidae
Family Odobenidae
Family Otariidae
Family Phocidae
Family Procyonidae (coatis, raccoons, lesser pandas)
Family Ursidae (bears, giant pandas)
Family Viverridae (mongooses, civets)
Order Cetacea
Family Balaenidae (right whales)
Family Balaenoptridae (fin-backed whales, hump-backed whales)
Family Delphinidae (dolphins, killer whales)
Family Eschrichtiidae (gray whales)
Family Iniidae
Family Monodontidae (narwhals, belugas)
Family Neobalaenidae
Family Physeteridae (sperm whales),
Family Phocoenidae (porpoises)
Family Platanistidae
Family Ziphiidae
Order Chiroptera
Family Craseonycteridae (hog-nosed or butterfly bats)
Family Emballonuridae (sheath tailed bats)
Family Furipteridae
Family Megadermatidae (false vampire bats)
Family Molossidae
Family Mormoopidae
Family Mystacinidae
Family Myzopodidae
Family Natalidae
Family Noctilionidae (bulldog or fisherman bats)
Family Nycteridae (slit-faced bats)
Family Phyllostomidae
Family Pteropodidae (flying foxes, Old Worm fruit bats)
Family Rhinopomatidae (mouse-tailed bats)
Family Rhinolophidae (horseshoe bats)
Order Cingulata
Order Dasyuromorphia
Order Dermoptera
Family Cynocephalidae
Order Didelphimorphia
Order Diprotodontia
Order Edentata (toothless mammals)
Family Dasypodidae (armadillos)
Family Bradypodidae (sloths)
Family Myrmecophagidae (hairy anteaters)
Order Hyracoidae (hyraxes, dassies)
Family Procaviidae
Order Lagomorpha (pikas, hares, and rabbits)
Family : Ochotonidae (pikas)
Family Leporidae (hares and rabbits)
Order Macroscelidea
Family Caenolestidae (rat opossums)
Family Diddeelphidae (true opossums)
Family Dasyuridae (native cats, native mice)
Family Notoryctidae (marsupial moles
Family Myrmecobiidae (numbats)
Family Peramelidae (bandicoots)
Family Phalangeridae (koalas)
Family Vombatidae (wombats)
Family Macropodidae (kangaroos and wallabies)
Order Microbiotheria
Order Notoryctemorphia
Order Paucituberculata
Family Caenolestidae
Order Perissodactyla
Family Equidae (horses, donkeys, zebras)
Family Tapiridae (tapirs)
Family Rhinocerotidae (rhinoceroses)
Order Peramelemorphia
Order Pholidata
Family Manidae (pangolins)
Order Pilosa
Order Primates
Order Proboscidea (elephants)
Family Elephantidae
Order Rodentia (gnawing mammals)
Family Aplodontidae (mountain beavers)
Family Sciuridae (chipmunks, squirrels, marmots)
Family Cricetidae (field mice, lemmings, muskrats, hamsters, gerbils)
Family Muridae (Old World mice, rats)
Family Heteromyidae (New World mice)
Family Geomyidae (gophers)
Family Dipodidae (jerboas)
Order Scandentia
Order Sirenia
Family Trichechidae (manatees)
Family Dugongidae (dugongs and other sea cows)
Order Tubulidentata
Family Orycteropodidae
Additional Resources
Classification Project Resources
Crocodylinae - tropical crocodiles: distinguished by relatively pointed sno
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