Species (22.489)
- Bakuella muensterlandii
- Bakuella salinarum
- Onychaspis steini ssp. steini
- Balanophrya sphaerica
- Balanophrya mammilata
- Balantidium suis
- Balantidium gyrans
- Balantiophorus bursarias
- Balantiophorus elongata Schewiakoff 1892
- Balladina elongata
- Balladina fusiformis
- Balladina parvula
- Balladinopsis sphaericus Vuxanovici 1963
- Balladina viridis
- Baltisphaeridium downiei
- Balladyna euplotes Dragesco 1960
- Baltisphaeridium fimbriatum
- Baltisphaeridium ehrenbergi ssp. brevispinosum
- Baltisphaeridium ehrenbergi
- Baltisphaeridium pilosum
- Baltisphaeridium lumectum
- Baltisphaeridium pilosum ssp. longispinosum
- Baltisphaeridium stimuliferum
- Biloculina furgida
- Biloculina lobata
- Blepharisma clarissimum Kahl ssp. arenicola
- Blepharisma lateritia ssp. minima
- Blepharisma melana Borror 1963
- Blepharisma multinucleata Dragesco 1960
- Blepharisma ovata
- Blepharisma vitraeum
- Blepharocorys bovis
- Blepharisma salinarium Florentin 1899
- Blepharocorys cardio-nucleata
- Bolivina aenariensis
- Bolivina beyrichi
- Bolivina oligocaenica
- Bolivina crassiseptata
- Bolivina kinkelini
- Paramecium pentaurelia
- Bolivina plicatella ssp. mera
- Bolivina minutissima
- Bignotella batiformis Keij 1969
- Bignotella guttiformis
- Bignotella elongata
- Plagiotricha camelus
- Bignotella polygona
- Biloculina cyclostoma
- Ephelota apiculosa
- Ephelota gemmipara
- Ephelota coronata
- Ephelota trold
- Epiclintes ambigua
- Epicharocotyle kyburzi Kozloff 1965
- Epiclintes retractilis
- Epiclintes caudatus Lackey 1961
- Epiclintes radiosa
- Epiclintes vermis Gruber 1888
- Epicranella primsatica
- Epiplocylis atlantica
- Epiplocylis brandti
- Epiplocylis blanda
- Epiplocylis calyx
- Epiplocylis bruhni
- Epiplocylis calyx ssp. labiosa
- Epiplocylis curta
- Epiplocylis deflexa
- Epiplocylis constricta
- Epiplocylis exigua
- Epiplocylis freymadli
- Epiplocylis exquisita
- Epiplocylis duplicata
- Epiplocylis inconspicuata
- Epiplocylis impensa
- Epiplocylis healdi
- Epiplocylis inflata
- Epiplocylis laackmanni
- Epiplocylis labiosa
- Epiplocylis lata
- Epiplocylis mucronata
- Epiplocylis lineata
- Epiplocylis nervosa
- Epiplocylis pacifica
- Epiplocylis obtusa
- Epiplocylis ralumensis
- Epiplocylis sargassensis
- Epiplocylis undella
- Stylocephalus longicollis
- Epiplocyloides reticulata ssp. reticulata
- Coleorhynchus heros
- Epispathidium securiforme ssp. amphoriforme
- Epispathidium rectitoratum ssp. amphoriforme
- Paradiophrys kahli
- Paradiophrys kahli
- Epistomina hechti
- Epistylis acuminata
- Epistylis agrionis
- Epistylis amphora ssp. amphora
- Epistylis barba
- Epistylis berberiformis