Ka
Razred Karyorelictea Corliss, 1974
- Karyorelictea incertae sedis
- Loxodida Jankowksi, 1980
- Protoheterotrichida Nouzarède, 1977
- Protostomatida Small & Lynn, 1985
Chromista → Ciliophora → Postciliodesmatophora
Red Karyorelictea incertae sedis
- Ciliofaurea Dragesco, 1960
- Corlissia Dragesco, 1954
Chromista → Ciliophora → Postciliodesmatophora → Karyorelictea
Ke
Porodica Kentrophoridae Jankowksi, 1980
- Kentrophoros Sauerbrey, 1928
Chromista → Ciliophora → Karyorelictea → Protostomatida
Kentrophoros Sauerbrey, 1928
- Kentrophoros canalis Wright, 1982
- Kentrophoros fasciolatum Sauerbrey, 1928
- Kentrophoros faurei Dragesco, 1953
- Kentrophoros fistulosus Faure-Fremient, 1950
- Kentrophoros flavum Raikov & Kovaleva, 1968
- Kentrophoros graciles Raikov, 1963
- Kentrophoros grandis Dragesco, 1954
- Kentrophoros lanceolata (Fauré-Fremiet, 1951)
- Kentrophoros lanceolatum Faure-Fremiet, 1951
- Kentrophoros latum Raikov, 1962
- Kentrophoros longissimus (Dragesco, 1954)
- Kentrophoros ponticum Kovaleva, 1966
- Kentrophoros trichocystus (Dragesco, 1954)
- Kentrophoros tubiformis Raikov & Kovaleva by Kovaleva, 1968
- Kentrophoros uninucleatum Raikov, 1962
Chromista → Ciliophora → Karyorelictea → Protostomatida → Kentrophoridae
Ku
†Kuppelella Empson-Morin 1981
- †Kuppelella cayeuxi Squinabol 1903