#kingdom_Protoctista__Protoctista in most modern classifications, replacement for the Protista; includes: Protozoa; Euglenophyta; Chlorophyta; Cryptophyta; Heterokontophyta; Rhodophyta; unicellular protists and their descendant multicellular organisms: regarded as distinct from plants and animals
supertype: kingdom one of seven biological categories: Monera or Protoctista or Plantae or Fungi or Animalia
member: protoctist_order the order of protoctista
member: protoctist any of the unicellular protists
member: division_Protista__Protista eukaryotic one-celled living organisms distinct from multicellular plants and animals: protozoa, slime molds, and eukaryotic algae
member: protist__protistan free-living or colonial organisms with diverse nutritional and reproductive modes
member: protoctist_family any of the families of Protoctista
member: protoctist_genus any genus of Protoctista
member: phylum_Protozoa__Protozoa in some classifications considered a superphylum or a subkingdom; comprises flagellates; ciliates; sporozoans; amoebas; foraminifers
member: protozoan__protozoon any of diverse minute acellular or unicellular organisms usually nonphotosynthetic
member: class_Sarcodina__Sarcodina characterized by the formation of pseudopods for locomotion and taking food: Actinopoda; Rhizopoda
member: sarcodinian__sarcodine protozoa that move and capture food by forming pseudopods
member: subclass_Actinopoda__Actinopoda heliozoans; radiolarians
member: actinopod protozoa having stiff rodlike radiating pseudopods
member: order_Heliozoa__Heliozoa mostly freshwater protozoa
member: heliozoan protozoa with spherical bodies and stiff radiating pseudopods
member: order_Radiolaria__Radiolaria marine protozoa
member: radiolarian protozoa with amoeba-like bodies and radiating filamentous pseudopods
member: subclass_Rhizopoda__Rhizopoda creeping protozoans: amoebas and foraminifers
member: rhizopod__rhizopodan protozoa characterized by a pseudopod
member: order_Amoebida__Amoebida__Amoebina__order_Amoebina the animal order including amoebas
member: genus_Amoeba protozoan inhabiting moist soils or bottom vegetation in fresh or salt water
member: family_Endamoebidae__Endamoebidae a large family of endoparasitic amebas that invade the digestive tract
member: genus_Endamoeba__Endamoeba the type genus of the family Endamoebidae
member: Endamoeba_histolytica the parasitic ameba that causes amebic dysentery in human beings
member: ameba__amoeba naked freshwater or marine or parasitic protozoa that form temporary pseudopods for feeding and locomotion
member: order_Foraminifera__Foraminifera foraminifers
member: foram__foraminifer marine microorganism having a calcareous shell with openings where pseudopods protrude
member: family_Globigerinidae__Globigerinidae a family of protoctists
member: genus_Globigerina type genus of the family Globigerinidae
member: family_Nummulitidae__Nummulitidae a family of fossil protoctists
member: nummulite large fossil protozoan of the Tertiary period
member: order_Testacea__Testacea testacean rhizopods
member: testacean any of various rhizopods of the order Testacea characterized by having a shell
member: family_Arcellidae__Arcellidae soil an freshwater protozoa; cosmopolitan
member: genus_Arcella type genus of the Arcellidae
member: arcella an amoeba-like protozoan with a chitinous shell resembling an umbrella
member: genus_Difflugia genus of protozoans related to Amoeba
member: difflugia a protozoan with an ovoid shell of cemented sand grains
member: class_Ciliata__Ciliata__Ciliophora__class_Ciliophora class of protozoa having cilia or hairlike appendages on part or all of the surface during some part of the life cycle
member: ciliate__ciliated_protozoan__ciliophoran a protozoan with a microscopic appendage extending from the surface of the cell
member: subclass_Infusoria__Infusoria in some recent classifications, coextensive with the Ciliata: minute organisms found in decomposing infusions of organic matter
member: infusorian any member of the subclass Infusoria
member: genus_Paramecium freshwater ciliate with an oval body and long deep oral groove
member: paramecium__paramecia any member of the genus Paramecium
member: genus_Tetrahymena protozoa having four membranous ciliary organelles
member: tetrahymena relative of the paramecium; often used in genetics research
member: genus_Stentor trumpet-shaped protozoa with a ciliated spiral feeding funnel
member: stentor any member of the genus Stentor
member: genus_Vorticella ciliates
member: vorticella protozoa having a transparent goblet-shaped body with a retractile stalk
member: class_Mastigophora__Mastigophora__Flagellata__class_Flagellata protozoa having flagella
member: flagellate_protozoan__flagellate__flagellated_protozoan__flagellatedprotozoan__mastigophoran__mastigophore usually nonphotosynthetic free-living protozoan with whiplike appendages; some pathogens of humans and other animals
member: order_Dinoflagellata__Dinoflagellata__Cilioflagellata__order_Cilioflagellata in some classifications considered a phylum of the kingdom Protista; in others included in the plant phylum Pyrrophyta
member: dinoflagellate chiefly marine protozoa having two flagella; a chief constituent of plankton
member: genus_Noctiluca a genus of protoctista
member: noctiluca__Noctiluca_miliaris large bioluminescent marine protozoan
member: family_Peridiniidae__Peridiniidae marine and freshwater dinoflagellates
member: genus_Peridinium__Peridinium type genus of the family Peridiniidae
member: peridinian flagellate with a thick test composed of plates
member: subclass_Zoomastigina__Zoomastigina in some classifications considered a phylum of the kingdom Protista; holozoic or saprozoic flagellates
member: zoomastigote__zooflagellate flagellate protozoan lacking photosynthesis and other plant-like characteristics
member: order_Hypermastigina__Hypermastigina cellulose-producing flagellates
member: hypermastigote flagellate symbiotic in the intestines of e.g. termites
member: order_Polymastigina__Polymastigina small usually parasitic flagellates
member: polymastigote flagellates with several flagella
member: genus_Costia a genus of flagellate protoctista
member: costia__Costia_necatrix a flagellate that is the cause of the frequently fatal fish disease costiasis
member: genus_Giardia flagellates parasitic in intestines of vertebrates
member: giardia a suspected cause of diarrhea in humans
member: genus_Chilomastix__Chilomastix flagellates parasitic in intestines of vertebrates including humans
member: genus_Hexamita__Hexamita flagellates free-living or parasitic in intestines of birds
member: genus_Trichomonas flagellates parasitic in alimentary or genitourinary tracts of vertebrates and invertebrates including humans
member: trichomonad cause of trichomoniasis in women and cattle and birds
member: subclass_Phytomastigina__Phytomastigina plantlike flagellates containing chlorophyll; often considered unicellular algae
member: plantlike_flagellate__plantlikeflagellate unicellular organisms having many characteristics of typical algae
member: class_Sporozoa__Sporozoa strictly parasitic protozoans that are usually immobile; includes plasmodia and coccidia and piroplasms and malaria parasites
member: sporozoan parasitic spore-forming protozoan
member: subclass_Telosporidia__Telosporidia parasitic sporozoans that form spores containing one or more infective sporozoites
member: order_Coccidia__Coccidia an order in the subclass Telosporidia
member: family_Eimeriidae__Eimeriidae a family of protoctista in the order Coccidia
member: genus_Eimeria type genus of the family Eimeriidae; includes serious pathogens
member: coccidium__eimeria parasitic on the digestive epithelium of vertebrates and higher invertebrates
member: order_Gregarinida__Gregarinida an order in the subclass Telosporidia
member: gregarine vermiform protozoans parasitic in insects and other invertebrates
member: order_Haemosporidia__Haemosporidia an order in the subclass Telosporidia
member: haemosporidian minute protozoans parasitic at some stage of the life cycle in blood cells of vertebrates including many pathogens
member: family_Plasmodiidae__Plasmodiidae malaria parasites
member: family_Haemoproteidae__Haemoproteidae bird parasites
member: haemoproteid related to malaria parasite and having a phase in the viscera of various birds
member: genus_Haemoproteus__Haemoproteus type genus of the family Haemoproteidae
member: genus_Leucocytozoon__genus_Leucocytozoan a genus of protoctista
member: leucocytozoan__leucocytozoon parasitic in birds
member: family_Babesiidae__Babesiidae piroplasms and cattle pathogens
member: genus_Babesia__genus_Piroplasma type genus of the family Babesiidae
member: piroplasm minute parasite of red blood cells of mammals transmitted by a tick and causing diseases of domestic animals
member: genus_Plasmodium type genus of the family Plasmodiidae
member: Plasmodium_vivax__plasmodium__malaria_parasite__malariaparasite parasitic protozoan of the genus Plasmodium that causes malaria in humans
member: subclass_Acnidosporidia__Acnidosporidia a subclass of Sporozoa
member: order_Sarcosporidia__Sarcosporidia imperfectly known parasites of the muscles of vertebrates
member: genus_Sarcocystis__Sarcocystis chief genus of the order Sarcosporidia
member: sarcosporidian__sarcocystidean__sarcocystieian parasite of the muscles of vertebrates
member: order_Haplosporidia__Haplosporidia an order in the subclass Acnidosporidia
member: haplosporidian parasite in invertebrates and lower vertebrates of no known economic importance
member: subclass_Cnidosporidia__Cnidosporidia single-host parasites of lower vertebrates and invertebrates
member: order_Actinomyxidia__Actinomyxidia parasites of worms
member: actinomyxidian parasites of worms
member: order_Mycrosporidia__Mycrosporidia an order in the subclass Cnidosporidia
member: microsporidian parasite of arthropods and fishes that invade and destroy host cells
member: order_Myxosporidia__Myxosporidia an order in the subclass Cnidosporidia
member: myxosporidian mostly parasitic in fishes and including various serious pathogens
member: division_Heterokontophyta__Heterokontophyta algae having chlorophyll a and usually c, and flagella of unequal lengths; terminology supersedes Chrysophyta in some classifications
member: division_Chrysophyta__Chrysophyta mostly freshwater eukaryotic algae having the chlorophyll masked by brown or yellow pigment; yellow-green and golden-brown algae and diatoms: Xanthophyceae, Chrysophyceae, Bacillariophyceae; some some classification systems superseded or subsumed by Heterokontophyta
member: golden_algae algae having the pigments chlorophyll and carotene and xanthophyll
member: yellow-green_algae any alga of the division Chrysophyta with its chlorophyll masked by yellow pigment
member: class_Chrysophyceae__Chrysophyceae__Heterokontae__class_Heterokontae all the yellow-green algae having flagella of unequal length
member: class_Xanthophyceae__Xanthophyceae yellow-green algae
member: class_Bacillariophyceae__Bacillariophyceae__Diatomophyceae__class_Diatomophyceae marine and freshwater eukaryotic algae: diatoms
member: diatom microscopic unicellular marine or freshwater colonial alga having cell walls impregnated with silica
member: order_Heterotrichales__Heterotrichales yellow-green algae with simple or branching filaments; comprising the single family Tribonemaceae
member: family_Tribonemaceae__Tribonemaceae simple filamentous freshwater yellow-green algae
member: genus_Tribonema__Tribonema__genus_Conferva type genus of Tribonemaceae
member: conferva any of various algae of the genus Tribonema; algae with branching filaments that form scum in still or stagnant fresh water
member: division_Euglenophyta__Euglenophyta free-swimming flagellate algae
member: class_Euglenophyceae__Euglenophyceae coextensive with the division Euglenophyta
member: family_Euglenaceae__Euglenaceae considered green algae
member: genus_Euglena type genus of the family Euglenaceae: green algae with a single flagellum
member: euglena minute single-celled green freshwater organism having a single flagella; often classed as algae
member: euglenoid__euglenophyte__euglenid marine and freshwater green or colorless flagellate organism
member: division_Chlorophyta__Chlorophyta large division of chiefly freshwater eukaryotic algae that possess chlorophyll a and b, store food as starch, and cellulose cell walls; classes Chlorophyceae, Ulvophyceae, and Charophyceae; obviously ancestral to land plants
member: class_Chlorophyceae__Chlorophyceae algae distinguished chiefly by having flagella and a clear green color, their chlorophyll being masked little if at all by other pigments
member: order_Ulvales__Ulvales an order of protoctista
member: family_Ulvaceae__Ulvaceae__sea-lettuce_family__sealettucefamily thin flat or tubular green algae
member: genus_Ulva__Ulva type genus of the family Ulvaceae; green seaweed having a thallus two cells thick: sea lettuce
member: sea_lettuce__sealettuce__laver seaweed with edible translucent crinkly green fronds
member: order_Volvocales__Volvocales chiefly freshwater green algae; solitary or colonial
member: family_Volvocaceae__Volvocaceae unicellular or colonial biflagellate free-swimming flagellates
member: genus_Volvox__Volvox type genus of the Volvocaceae; minute pale green flagellates occurring in tiny spherical colonies; minute flagella rotate the colony about an axis
member: family_Chlamydomonadaceae__Chlamydomonadaceae green algae some of which are colored red by hematochrome
member: genus_Chlamydomonas__Chlamydomonas type genus of the Chlamydomonadaceae; solitary doubly-flagellated plant-like algae common in fresh water and damp soil; multiply freely; often a pest around filtration plants
member: order_Zygnematales__Zygnematales__Zygnemales__order_Zygnemales pond scums; desmids
member: family_Zygnemataceae__Zygnemataceae pond scums: common freshwater algae forming green slimy masses
member: genus_Zygnema__Zygnema type genus of the family Zygnemataceae
member: pond_scum free-floating freshwater green algae
member: genus_Spirogyra a genus of protoctista
member: spirogyra freshwater algae consisting of minute filaments containing spiral chlorophyll bands
member: order_Chlorococcales__Chlorococcales unicellular green algae that reproduce by spores
member: genus_Chlorococcum__Chlorococcum type genus of Chlorococcales; unicellular green algae occurring singly or in a layer on soil or damp rock
member: genus_Chlorella nonmotile unicellular green algae potentially important as source of high-grade protein and B-complex vitamins
member: chlorella any alga of the genus Chlorella
member: Oedogoniales__order_oedogoniales simple or branched filamentous freshwater green algae
member: family_Oedogoniaceae__Oedogoniaceae filamentous green algae
member: genus_Oedogonium__Oedogonium type genus of Oedogoniaceae; freshwater green algae having long unbranched filaments; usually free-floating when mature
member: green_algae__greenalgae__chlorophyte algae that are clear green in color; often growing on wet ricks or damp wood or the surface of stagnant water
member: class_Ulvophyceae__Ulvophyceae alternative name for the class Chlorophyceae in some classifications
member: class_Charophyceae__Charophyceae in some classifications: contains only the order Charales
member: order_Charales__Charales small order of macroscopic fresh and brackish water algae with a distinct axis: stoneworts
member: family_Characeae__Characeae green algae superficially resembling horsetail ferns: stoneworts
member: stonewort any of various submerged aquatic algae of the genus Chara having nodes with whorled filamentlike branches; usually encrusted with calcium carbonate deposits
member: genus_Chara__Chara green algae common in freshwater lakes of limestone districts
member: genus_Nitella__Nitella fragile branching stoneworts
member: family_Desmidiaceae__Desmidiaceae unicellular algae
member: genus_Desmidium__Desmidium a genus of protoctista
member: desmid freshwater green algae
member: division_Rhodophyta__Rhodophyta lower plants; mostly marine and littoral eukaryotic algae
member: class_Rhodophyceae__Rhodophyceae coextensive with the Rhodophyta: red algae
member: family_Gigartinaceae__Gigartinaceae a family of protoctista
member: genus_Chondrus__Chondrus a genus of protoctista
member: Irish_moss__carrageen__carageen__carragheen__Chondrus_crispus dark purple edible seaweed of the Atlantic coasts of Europe and North America
member: family_Rhodymeniaceae__Rhodymeniaceae a family of protoctista
member: genus_Rhodymenia__Rhodymenia type genus of the family Rhodymeniaceae
member: dulse__Rhodymenia_palmata coarse edible red seaweed
member: family_Bangiaceae__Bangiaceae a family of protoctista
member: genus_Porphyra__Porphyra a genus of protoctista
member: red_laver__redlaver__laver edible red seaweeds
member: red_algae__redalgae marine algae in which the chlorophyll is masked by a red or purplish pigment; source of agar and carrageenan
member: phylum_Cryptophyta__Cryptophyta a phylum in the kingdom Protoctista
member: class_Cryptophyceae__Cryptophyceae motile usually brownish-green protozoa-like algae
member: cryptomonad__cryptophyte common in fresh and salt water appearing along the shore as algal blooms
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