Organisms Microorganisms

Viruses

Animal Viruses

Adenoviridae Arenaviridae Baculoviridae Birnaviridae Bunyaviridae (animal host only) Caliciviridae Coronaviridae Filoviridae Flaviviridae Giardiavirus Hepadnaviridae Herpesviridae Iridoviridae Nodaviridae Orthomyxoviridae Papovaviridae Paramyxoviridae Parvoviridae Picornaviridae Polydnaviridae Poxviridae Reoviridae (animal host only) Retroviridae Rhabdoviridae (animal host only) Tetraviridae Togaviridae Torovirus

Bacterial Viruses

Corticoviridae Cystoviridae Inoviridae Leviviridae Lipothrixviridae Microviridae Myoviridae Plasmaviridae Podoviridae Siphoviridae SSV1-type Phages Tectiviridae

Plant Viruses

Alfalfa Mosaic Virus Group Bromovirus Bunyaviridae (plant host only) Capillovirus Carlavirus Carmovirus Caulimovirus Closterovirus Commelina Yellow Mottle Virus Group Comovirus Cryptovirus Cucumovirus Dianthovirus Fabavirus Furovirus Geminivirus Hordeivirus Ilarvirus Luteovirus Maize Chlorotic Dwarf Virus Group Marafivirus Necrovirus Nepovirus Parsnip Yellow Fleck Virus Group Partitiviridae Pea Enation Mosaic Virus Group Phycodnaviridae Potexvirus Potyvirus Reoviridae (plant host only) Rhabdoviridae (plant host only) Rhizidiovirus Satellites Sobemovirus Tenuivirus Tobamovirus Tobravirus Tombusvirus Totiviridae Tymovirus Viroids

Bacteria

Eubacteria

Cardiobacteriaceae Spirochetes

Spirochaetales

Leptospiraceae Spirochaetaceae

Aerobic Helical or Vibrioid Gram-Negatives Mostly Nonmotile Curved Gram-Negatives

Spirosomaceae

Gram-Negative Aerobic Rods and Cocci

Acetobacteraceae Alcaligenaceae Azotobacteraceae Halomonadaceae Legionellaceae Methylococcaceae Neisseriaceae Pseudomonadaceae Rhizobiaceae

Facultatively Anaerobic Gram-Negative Rods

Aeromonadaceae Enterobacteriaceae Pasteurellaceae Vibrionaceae

Dissimilatory Sulfate or Sulfur Reducers Anaerobic Gram-Negative Rods

Bacteroidaceae Haloanaerobiaceae

Anaerobic Gram-Negative Cocci

Veillonellaceae

Rickettsias and Chlamydias

Rickettsiales

Anaplasmataceae Bartonellaceae Rickettsiaceae

Chlamydiales

Chlamydiaceae

Mycoplasmas Mycoplasmatales

Acholeplasmataceae Mycoplasmataceae Spiroplasmataceae

Anaeroplasmatales

Anaeroplasmataceae

Endosymbionts Gram-Positive Cocci

Deinococcaceae Micrococcaceae

Endospore-forming Gram-Positives Regular Nonsporing Gram-Positive Rods Anoxygenic Phototrophic Bacteria

Purple Bacteria

Chromatiaceae Ectothiorhodospiraceae Purple Nonsulfur Bacteria

Green Bacteria

Green Sulfur Bacteria Multicellular Filamentous Green Bacteria

Aerobic Chemolithotrophs and Similar Bacteria

Nitrifying Bacteria

Nitrobacteraceae

Colorless Sulfur Bacteria Chemolithotrophic Hydrogen Bacteria Iron and Manganese Oxidizers and Depositors

Siderocapsaceae

Magnetotactic Bacteria

Budding and Appendaged Bacteria

Prosthecate Bacteria Nonprosthecate Bacteria

Planctomycetaceae

Sheathed Bacteria Nonfruiting Gliding Bacteria

Pelonemataceae Simonsiellaceae Cytophagales

Cytophagaceae

Lysobacterales

Lysobacteraceae

Beggiatoales

Beggiatoaceae

Fruiting Gliding Bacteria - The Myxobacteria

Myxococcales

Archangiaceae Cystobacteraceae Myxococcaceae Polyangiaceae

Actinomycetes and Related Organisms

Nocardioform Actinomycetes

Nocardioidaceae Pseudonocardiaceae

Actinomycetes with Multilocular Sporangia Actinoplanetes Streptomycetes and Related Genera Maduromycetes

Streptosporangiaceae

Thermomonospora and Related Genera Thermoactinomycetes Mycobacteria

Mycobacteriaceae

Irregular Nonsporing Gram-Positive Rods

Oxygenic Photosynthetic Bacteria

Cyanobacteria

Chroococcales Pleurocapsales Oscillatoriales Nostocales

Nostocaceae Rivulariaceae Scytonemataceae Stigonematales

Prochlorales

Prochloraceae Prochlorotrichaceae

Archaeobacteria

Methanogenic Archaeobacteria

Methanocorpusculaceae Methanoplanaceae Methanobacteriales

Methanobacteriaceae Methanothermaceae

Methanococcales

Methanococcaceae

Methanomicrobiales

Methanomicrobiaceae Methanosarcinaceae

Archaeobacterial Sulfate Reducers

Archaeoglobales

Archaeoglobaceae

Extremely Halophilic Archaeobacteria

Halobacteriales

Halobacteriaceae

Cell Wall-less Archaeobacteria Extremely Thermophilic Sulfur-Metabolizers

Thermococcales

Thermococcaceae

Thermoproteales

Desulfurococcaceae Thermoproteaceae

Sulfolobales

Sulfolobaceae

Algae

Charophyta Chlorophyta Chrysophyta Cryptophyta Euglenophyta Phaeophyta Pyrrophyta Rhodophyta

Fungi

Ascomycetes Basidiomycetes Fungi Imperfecti or Deuteromycetes Myxophyta Phycomycetes

Protozoa

Ciliata Cnidosporidea Flagellata Sarcodina Sporozoa Suctoria

Plantae

Cryptogamae Algae

Charophyta Chlorophyta Chrysophyta Cryptophyta Euglenophyta Phaeophyta Pyrrophyta Rhodophyta

Fungi

Ascomycetes Basidiomycetes Fungi Imperfecti or Deuteromycetes Myxophyta Phycomycetes

Lichenes Embryophyta Bryophyta

Anthocerotae Hepaticae Musci Sphagnobrya

Tracheophyta Pteridophyta

Articulatae Filices Lycopsida Psilophytopsida Psilotopsida

Spermatophyta

Gymnospermae

Chlamydospermae Coniferopsida Cycadopsida Taxopsida

Angiospermae

Monocotyledones

Agavaceae Alismataceae Amaryllidaceae Aponogetonaceae Araceae Bromeliaceae Burmanniaceae Butomaceae Cannaceae Centrolepidaceae Commelinaceae Corsiaceae Cyanastraceae Cyclanthaceae Cyperaceae Dioscoreaceae Eriocaulaceae Flagellariaceae Geosiridaceae Gramineae Haemodoraceae Hydrocharitaceae Hypoxidaceae Iridaceae Juncaceae Juncaginaceae Lemnaceae Liliaceae Lowiaceae Marantaceae Mayacaceae Musaceae Najadaceae Orchidaceae Palmae Pandanaceae Philydraceae Pontederiaceae Potamogetonaceae Rapateaceae Restionaceae Scheuchzeriaceae Sparganiaceae Stemonaceae Taccaceae Thurniaceae Triuridaceae Typhaceae Velloziaceae Xanthorrhoeaceae Xyridaceae Zannichelliaceae Zingiberaceae

Dicotyledones

Acanthaceae Aceraceae Achariaceae Achatocarpaceae Actinidiaceae Adoxaceae Aextoxicaceae Aizoaceae Akaniaceae Alangiaceae Amaranthaceae Amborellaceae Anacardiaceae Ancistrocladaceae Annonaceae Apocynaceae Aquifoliaceae Araliacea Aristolochiaceae Asclepiadaceae Austrobaileyaceae Balanopaceae Balanophoraceae Balsaminaceae Basellaceae Bataceae Begoniaceae Berberidaceae Betulaceae Bignoniaceae Bixaceae Bombacaceae Boraginaceae Bretschneideraceae Brunelliaceae Bruniaceae Brunoniaceae Buddlejaceae Burseraceae Buxaceae Byblidaceae Cactaceae Callitrichaceae Calycanthaceae Calyceraceae Campanulaceae Canellaceae Cannabidaceae Capparaceae Caprifoliaceae Cardiopteridaceae Caricaceae Caryocaraceae Caryophyllaceae Casuarinaceae Celastraceae Cephalotaceae Ceratophyllaceae Cercidiphyllaceae Chenopodiaceae Chloranthaceae Chrysobalanaceae Cistaceae Clethraceae Cneoraceae Cochlospermaceae Columelliaceae Combretaceae Compositae Connaraceae Convolvulaceae Coriariaceae Cornaceae Corynocarpaceae Crassulaceae Crossosomataceae Cruciferae Crypteroniaceae Cucurbitaceae Cunoniaceae Cynomoriaceae Cyrillaceae Daphniphyllaceae Datiscaceae Davidiaceae Davidsoniaceae Degeneriaceae Desfontainiaceae Dialypetalanthaceae Diapensiaceae Dichapetalaceae Didiereaceae Didymelaceae Dilleniaceae Dioncophyllaceae Dipentodontaceae Dipsacaceae Dipterocarpaceae Droseraceae Duckeodendraceae Dysphaniaceae Ebenaceae Elaeagnaceae Elaeocarpaceae Elatinaceae Empetraceae Epacridaceae Ericaceae Erythroxylaceae Eucommiaceae Eucryphiaceae Euphorbiaceae Eupomatiaceae Eupteleaceae Fagaceae Flacourtiaceae Fouquieriaceae Frankeniaceae Fumariaceae Garryaceae Geissolomataceae Gentianaceae Geraniaceae Gesneriaceae Globulariaceae Gomortegaceae Goodeniaceae Grubbiaceae Guttiferae Gyrostemonaceae Haloragaceae Hamamelidaceae Henriqueziaceae Hernandiaceae Himantandraceae Hippocastanaceae Hippocrateaceae Hippuridaceae Hoplestigmataceae Hydnoraceae Hydrophyllaceae Hydrostachyaceae Icacinaceae Illiciaceae Juglandaceae Julianiaceae Krameriaceae Labiatae Lactoridaceae Lardizabalaceae Lauraceae Lecythidaceae Leeaceae Leguminosae Leitneriaceae Lennoaceae Lentibulariaceae Limnanthaceae Linaceae Lissocarpaceae Loasaceae Loganiaceae Loranthaceae Lythraceae Magnoliaceae Malesherbiaceae Malpighiaceae Malvaceae Marcgraviaceae Martyniaceae Medusagynaceae Medusandraceae Melastomataceae Meliaceae Melianthaceae Menispermaceae Menyanthaceae Misodendraceae Molluginaceae Monimiaceae Moraceae Moringaceae Myoporaceae Myricaceae Myristicaceae Myrothamnaceae Myrsinaceae Myrtaceae Nepenthaceae Neuradaceae Nolanaceae Nyctaginaceae Nymphaeaceae Nyssaceae Ochnaceae Olacaceae Oleaceae Oliniaceae Onagraceae Opiliaceae Orobanchaceae Oxalidaceae Paeoniaceae Pandaceae Papaveraceae Passifloraceae Pedaliaceae Penaeaceae Pentaphragmataceae Pentaphylacaceae Peridiscaceae Phrymaceae Phytolaccaceae Picrodendraceae Piperaceae Pittosporaceae Plantaginaceae Platanaceae Plumbaginaceae Podostemaceae Polemoniaceae Polygalaceae Polygonaceae Portulacaceae Primulaceae Proteaceae Punicaceae Pyrolaceae Quiinaceae Rafflesiaceae Ranunculaceae Resedaceae Rhamnaceae Rhizophoraceae Rhoipteleaceae Roridulaceae Rosaceae Rubiaceae Rutaceae Sabiaceae Salicaceae Salvadoraceae Santalaceae Sapindaceae Sapotaceae Sarcolaenaceae Sarcospermataceae Sargentodoxaceae Sarraceniaceae Saururaceae Saxifragaceae Schisandraceae Scrophulariaceae Scyphostegiaceae Scytopetalaceae Simaroubaceae Solanaceae Sonneratiaceae Sphaerosepalaceae Sphenocleaceae Stachyuraceae Stackhousiaceae Staphyleaceae Sterculiaceae Strasburgeriaceae Stylidiaceae Styracaceae Symplocaceae Tamaricaceae Tetracentraceae Theaceae Theligonaceae Theophrastaceae Thymelaeaceae Tiliaceae Tovariaceae Trapaceae Tremandraceae Trigoniaceae Trimeniaceae Trochodendraceae Tropaeolaceae Turneraceae Ulmaceae Umbelliferae Urticaceae Valerianaceae Verbenaceae Violaceae Vitaceae Vochysiaceae Winteraceae Zygophyllaceae

Animalia

Invertebrata

Protozoa

Ciliata Cnidosporidea Flagellata Sarcodina Sporozoa Suctoria

Metazoa Mesozoa Porifera Cnidaria Ctenophora Helminthes

Platyhelminthes

Cestoda Trematoda Turbellaria

Aschelminthes

Gastrotricha Kinorhyncha Nematoda Nematomorpha Priapuloidea Rotifera

Rhynchocoela Acanthocephala Entoprocta Phoronidea Ectoprocta Brachiopoda Mollusca

Cephalopoda Gastropoda Loricata Monoplacophora Pelecypoda Scaphopoda Solenogastres

Sipunculoidea Annelida

Archiannelida Hirudinea Myzostoma Oligochaeta Polychaeta

Echiuroidea Linguatulida Tardigrada Onychophora Arthropoda

Crustacea

Branchiopoda Branchiura Cephalocarida Cirripedia Copepoda Malacostraca Mystacocarida Ostracoda

Myriapoda

Chilopoda Diplopoda Pauropoda Symphyla

Insecta

Anoplura Coleoptera Collembola Corrodentia Dermaptera Diplura Diptera Embioptera Ephemeroptera Hemiptera Heteroptera Homoptera Hymenoptera Isoptera Lepidoptera Mallophaga Mecoptera Neuroptera Odonata Orthoptera Plecoptera Protura Siphonaptera Strepsiptera Thysanoptera Thysanura Trichoptera

Chelicerata

Arachnida Acarina Merostomata Pycnogonida

Chaetognatha Hemichordata Pogonophora Echinodermata

Asteroidea Crinoidea Echinoidea Holothuroidea Ophiuroidea

Protochordata

Cephalochordata Urochordata

Chordata

Protochordata

Cephalochordata Urochordata

Vertebrata

Pisces

Agnatha Chondrichthyes Osteichthyes Placodermi

Amphibia

Apoda Caudata Salientia

Reptilia

Chelonia Crocodilia Rhynchocephalia Sauria Serpentes

Aves

Aepyornithiformes Anseriformes Apodiformes Apterygiformes Archaeopterygiformes Caenagnathiformes Caprimulgiformes Casuariiformes Charadriiformes Ciconiiformes Coliiformes Columbiformes Coraciiformes Cuculiformes Diatrymiformes Dinornithiformes Falconiformes Galliformes Gaviiformes Gruiformes Hesperornithiformes Ichthyornithiformes Musophagiformes Passeriformes Pelecaniformes Piciformes Podicipediformes Procellariiformes Psittaciformes Rheiformes Sphenisciformes Strigiformes Struthioniformes Tinamiformes Trogoniformes

Mammalia

Artiodactyla

Antilocapridae Bovidae Camelidae Cervidae Giraffidae Hippopotamidae Suidae Tayassuidae Tragulidae

Astrapotheria Carnivora

Canidae Felidae Hyaenidae Mustelidae Procyonidae Ursidae Viverridae

Cetacea

Balaenidae Balaenopteridae Delphinidae Eschrichtidae Monodontidae Physeteridae Platanistidae Ziphiidae

Chiroptera

Desmodontidae Emballonuridae Furipteridae Hipposideridae Megadermatidae Molossidae Mystacinidae Myzopodidae Natalidae Noctilionidae Nycteridae Phyllostomatidae Pteropodidae Rhinolophidae Rhinopomatidae Thyropteridae Vespertilionidae

Condylarthra Dermoptera

Cynocephalidae

Dinocerata Edentata

Bradypodidae Dasypodidae Myrmecophagidae

Embrithopoda Hyracoidea

Procaviidae

Insectivora

Chrysochloridae Erinaceidae Macroscelididae Potamogalidae Solenodontidae Soricidae Talpidae Trecidae

Lagomorpha

Leporidae Ochotonidae

Litopterna Marsupialia

Caenolestidae Dasyuridae Didelphidae Macropodidae Myrmecobiidae Notoryctidae Peramelidae Phalangeridae Phascolomidae

Monotremata

Ornithorhynchidae Tachyglossidae

Multituberculata Notoungulata Pantodonta Pantotheria Perissodactyla

Equidae Rhinocerotidae Tapiridae

Pholidota

Manidae

Pinnipedia

Odobenidae Otariidae Phocidae

Primates

Callithricidae Cebidae Cercopithecidae Daubentoniidae Hominidae Indridae Lemuridae Lorisidae Pongidae Tarsiidae Tupaiidae

Proboscidea

Elephantidae

Pyrotheria Rodentia

Abrocomidae Anomaluridae Aplodontiidae Bathyergidae Capromyidae Castoridae Caviidae Chinchillidae Cricetidae Ctenodactylidae Ctenomyidae Dasyproctidae Dinomyidae Dipodidae Echimyidae Erethizontidae Geomyidae Gliridae Heteromyidae Hydrochoeridae Hystricidae Muridae Octodontidae Pedetidae Petromyidae Platacanthomyidae Rhizomyidae Sciuridae Seleviniidae Spalacidae Thryonomyidae Zapodidae

Sirenia

Dugongidae Trichechidae

Symmetrodonta Taeniodonta Tillodontia Triconodonta Tubulidentata

Orycteropodidae