Te
- Tetracorethra
Tetrahymena
- Tetrahymena bergeri
- Tetrahymena chironomi Corliss, 1960
- Tetrahymena corlissi Thompson, 1955
- Tetrahymena dimorpha Batson, 1983
- Tetrahymena edaphoni Foissner, 1987
- Tetrahymena farleyi Lynn, Gransden, Wright & Josephson, 2000
- Tetrahymena furgasoni
- Tetrahymena leucophrys
- Tetrahymena limacis (Warren, 1932) Kozloff, 1914
- Tetrahymena mobilis
- Tetrahymena paravorax Corliss, 1957
- Tetrahymena patula (Ehrenberg, 1830) Corliss, 1951
- Tetrahymena pyriformis (Ehrenberg, 1830) Furgason, 1940
- Tetrahymena rostrata (Kahl, 1926) Corliss, 1952
- Tetrahymena rotunda Lynn, Molloy & LeBrun, 1981
- Tetrahymena setifera Holz & Corliss, 1956
- Tetrahymena setigera Corliss
- Tetrahymena setosa Schewiakoff
- Tetrahymena sialidos Batson, 1985
- Tetrahymena stegomyiae Corliss, 1971
- Tetrahymena vorax (Kidder, Lilly & Claff, 1940) Kidder, 1941
Chromista → Ciliophora → Oligohymenophorea → Tetrahymenida → Tetrahymenidae
- Tetraphormis
- Tetraplecta
- Tetrapyle
Th
Red Thalassiosirales Glezer & Makarova, 1986
- Porodica Lauderiaceae (Schütt) Lemmermann, 1899, sensu emend.
- Porodica Skeletonemaceae Lebour, 1930, sensu emend.
- Porodica Stephanodiscaceae Glezer & Makarova, 1986
- Porodica Thalassiosiraceae Lebour, 1930
- Porodica Thalassiosiropsidaceae
- Porodica Trochosiraceae
Chromista → Harosa → Heterokonta → Ochrophyta → Bacillariophyceae → Coscinodiscophycidae → Thalassiosiranae
Nadred Thalassiosiranae
- Red Thalassiosirales Glezer & Makarova, 1986
Chromista → Harosa → Heterokonta → Ochrophyta → Bacillariophyceae → Coscinodiscophycidae
Thalassiosiropsidaceae Nikolaev
Chromista → Ochrophyta → Khakista → Bacillariophyceae → Coscinodiscophycidae → Thalassiosiranae → Thalassiosirales
Thalassiosiropsis G.R.Hasle, 1985
- Thalassiosiropsis wittiana (Pantocsek) G.R.Hasle †
Chromista → Ochrophyta → Khakista → Bacillariophyceae → Coscinodiscophycidae → Thalassiosiranae → Thalassiosirales → Thalassiosiropsidaceae
Thalmannita Bermúdez, 1952 †
Chromista → Foraminifera → Globothalamea → Rotaliida → Rotalioidea → Rotaliidae → Cuvillierininae
- Thanatostrea
- Thecosphaera
- Theocorys
- Theocorythium
- Theoperidae
- Theopilium
- Tholoma
- Tholoniidae
- Tholospira
- Tholospyris
- Thraustochytrida
- Thraustochytriidae
- Thraustochytrium
- Thraustotheca
Tr
Trachelocerca Ehrenberg, 1830
- Trachelocerca arenicola Kahl, 1933
- Trachelocerca binucleata Dragesco, 1960
- Trachelocerca brunna Lepsi, 1962
- Trachelocerca coluber Kahl, 1933
- Trachelocerca cylindricolis Lepsi, 1962
- Trachelocerca dogieli Raikov, 1957
- Trachelocerca entzi Kahl, 1927
- Trachelocerca fusca Kahl, 1928
- Trachelocerca geopetiti Dragesco, 1953
- Trachelocerca gerlachei Dragesco, 1953
- Trachelocerca gracilis (Dragesco, 1953) Dragesco, 1960
- Trachelocerca lacrymariae Dragesco, 1953
- Trachelocerca laevis Quennerstedt, 1867
- Trachelocerca longissima Kahl, 1928
- Trachelocerca minuta Dragesco, 1960
- Trachelocerca multinucleata Dragesco, 1960
- Trachelocerca nigricans Kahl, 1933
- Trachelocerca phoenicopterus
- Trachelocerca phoenicopterus subsp. margaritata Kahl, 1930
- Trachelocerca schultzei Dragesco, 1960
- Trachelocerca subviridis Sauerbrey, 1928
- Trachelocerca tenuicolis Quennerstedt, 1867
- Trachelocerca tenuissima Lepsi, 1962
- Trachelocerca variabilis Kovaleva, 1966
Chromista → Ciliophora → Karyorelictea → Protostomatida → Trachelocercidae
Porodica Trachelocercidae Kent, 1881
- Prototrachelocerca Foissner, 1996
- Trachelocerca Ehrenberg, 1830
- Tracheloraphis Dragesco, 1960
Chromista → Ciliophora → Karyorelictea → Protostomatida
Tracheloraphis Dragesco, 1960
- Tracheloraphis africanus Dragesco, 1965
- Tracheloraphis angustivittatus Borror, 1963
- Tracheloraphis aragoi (Dragesco, 1953) Dragesco, 1960
- Tracheloraphis arenicolus Dragesco, 2002
- Tracheloraphis bimicronucleata Raikov, 1962
- Tracheloraphis binucleata (Agamaliev, 1966) Foissner & Dragesco, 1996
- Tracheloraphis bodiani Dragesco, 1963
- Tracheloraphis caudatus Dragesco & Raikov, 1966
- Tracheloraphis coluber (Kahl, 19??)
- Tracheloraphis conformis Wright, 1982
- Tracheloraphis crassus Raikov, 1962
- Tracheloraphis dicaryon Raikov, 1963
- Tracheloraphis discolor Raikov, 1962
- Tracheloraphis ditis Wright, 1982
- Tracheloraphis dogeili (Raikov, 1957) Raikov, 1962
- Tracheloraphis drachi Dragesco, 1960
- Tracheloraphis dracontoides (Bullington, 1940) Borror, 1963
- Tracheloraphis enigmaticus Dragesco, 1960
- Tracheloraphis exilis Dragesco, 2002
- Tracheloraphis fasciolatus (Sauerbrey, 1928)
- Tracheloraphis filiformis Dragesco, 2002
- Tracheloraphis flexosus Raikov & Kovaleva, 1968
- Tracheloraphis gracilis Dragesco, 1960
- Tracheloraphis grassei Kahl, 1933
- Tracheloraphis griseus Kahl, 1933
- Tracheloraphis haloetes Borror, 1973
- Tracheloraphis hamatus Wright, 1982
- Tracheloraphis hyalinum Dragesco, 1960
- Tracheloraphis incaudatus Kahl, 1930
- Tracheloraphis indistincta Kahl, 1930
- Tracheloraphis kahli Raikov, 1962
- Tracheloraphis lacteus Raikov & Kovaleva, 1968
- Tracheloraphis lanceolata (Raikov, 1962) Foissner & Dragesco, 1996
- Tracheloraphis longicollis (Dragesco, 1960) Foissner & Dragesco, 1996
- Tracheloraphis margaritatus Kahl, 1930
- Tracheloraphis minimum (Dragesco, 1960) Foissner & Dragesco, 1996
- Tracheloraphis monocaryon Dragesco, 1965
- Tracheloraphis multicineta Raikov & Kovaleva, 1968
- Tracheloraphis niveus Wright, 1982
- Tracheloraphis oligocineta Raikov & Kovaleva, 1968
- Tracheloraphis oligostriatum (Raikov, 1962) Foissner & Dragesco, 1996
- Tracheloraphis phoenicopterus (Cohn, 1866)
- Tracheloraphis prenanti Dragesco, 1960
- Tracheloraphis remanei Dragesco, 1960
- Tracheloraphis sarmaticus Agamaliev & Kovaleva, 1966
- Tracheloraphis serratus Raikov & Kovaleva, 1968
- Tracheloraphis similis Raikov & Kovaleva, 1968
- Tracheloraphis stephani Dragesco, 1965
- Tracheloraphis striatus Raikov, 1962
- Tracheloraphis subviridis Sauerbrey, 19??
- Tracheloraphis sulcatum (Kovaleva, 1966) Foissner & Dragesco, 1996
- Tracheloraphis swedmarki Dragesco, 1960
- Tracheloraphis teissieri Dragesco, 1960
- Tracheloraphis totevi Kovaleva & Golemanski, 1979
- Tracheloraphis vermiformis Raikov, 1962
Chromista → Ciliophora → Karyorelictea → Protostomatida → Trachelocercidae
- Trachysphaera
- Tribonosphaera
- Triceraspyris
Trichothrauma Germain
- Trichothrauma dermale Germain [1]
Chromista → Chromista incertae sedis
- Tricolocampe
- Trilobatum
- Trisolenia
- Trissocyclidae
- Trisulcus
†Trisystema S.Komura, 2006
Chromista → Bacillariophyceae → Bacillariophyceae incertae sedis
Trochosira Kitton, 1871
- Trochosira coronata H.J.Schrader & J.Fenner
- Trochosira spinosus Kitton
Chromista → Bacillariophyceae → Bacillariophyceae incertae sedis
Trochosiraceae Gleser
- Rodovi: Trisystema, Trochosira[2]
Chromista → Ochrophyta → Bacillariophyceae → Coscinodiscophycidae → Thalassiosiranae → Thalassiosirales
Tu
Tuber Schröder, Medioli & Scott, 1989
- Tuber proteum Schröder, Medioli & Scott, 1989
Chromista → Harosa → Rhizaria → Foraminifera
Tuscaritellum Deflandre, 1972
- Tuscaritellum imitatum Deflandre, 1972
Chromista → Radiozoa → Polycystina → Nassellaria → Popofskyellidae