Especímenes (15.149)
- Orbopercularia quasiinvoluta
- Orbopercularia pleae
- Orbopercularia scheloskei
- Orbopercularia quinquaginta
- Orbopercularia scheubeli
- Orbopercularia scyphostyla
- Orbopercularia siewingi
- Orbopercularia steffani
- Orbopercularia triangulata
- Orbopercularia tobsinella
- Orbopercularia wetzeli
- Orbopercularia valvata
- Orbopyxidiella grelli
- Orbopyxidiella kahli
- Orbopyxidiella helophori
- Orbopyxidiella matthesi
- Orbopyxidiella minuta
- Tintinnopsis lacustris ssp. magna
- Tintinnopsis lacustris Faure-Fremiet 1924 ssp. laevis
- Opercularia agabi
- Opercularia asselicola
- Opercularia astacicola
- Opercularia gammeri
- Opercularia sinuans
- Amphisia micans
- Opercularia subcorethrae
- Opercularia arenicola
- Opercularia tretzeli
- Operculigera obstipa
- Operculigera parastacis
- Operculigera striata
- Operculina opercularia
- Operculigera velata
- Ophryodendron pedunculatum
- Ophryodendron pedicellatum
- Ophryodendron roscoffensis
- Ophryodendron sertulariae
- Oxitricha felis Müller 1786
- Oxitricha ambigua Müller 1786
- Vaginicola longicolis
- Oxytricha affine
- Oxytricha capitata Pereyaslawezewa 1886
- Oxytricha dujardiniana Diesing 1966
- Oxytricha fennica
- Oxytricha feruginea Stein 1859
- Oxytricha furcatus Smith 1897
- Oxytricha granulosa Schmitz 1986
- Oxytricha saltans Cohn 1866
- Oxytricha torrenticola
- Oxytricha velox Quennerstedt 1869
- Oxytricha variabilis Bory 1824
- Oxitricha pellionella Müller 1773
- Oxychodromus grandis
- Paradileptus minutus
- Oxytricha fusiformis
- Actinobolina piriformis
- Oxytricha gracilis Kahl 1932
- Oxytricha vorax Stokes 1891
- Tintinnopsis meunieri ssp. minima
- Oxytricha hymenostomata
- Opercularia microdiscum
- Oxytricha pelionella sensu Horvath 1933
- Oxytricha maskelli
- Oxytricha parvula Vuxanovici 1963
- Oxytricha planctontica sensu Wilbert 1986
- Oxytricha plicata Eichwald 1852
- Oxytricha proteusa
- Tetrahymena mobilis
- Otostoma sp.
- Trachelophyllum sphagnetorum
- Palaeobion catenatum
- Palambages morulosa
- Paleopedicystus rodeoensis
- Orthodonella hamatus
- Orthurceolaria elongata Fenchel 1965
- Vorticella abreviata ssp. abreviata
- Ostracodinium gracile
- Epistylis irregularis
- Stentor introversus Tartar 1958
- Enchelys microstoma
- Ostracodinium gracile ssp. gladiator
- Blepharisma lateritium
- Didinium nasutum Kahl 1926 ssp. rostratum
- Holophrya mobilis Wang & Nie 1933
- Litonotus nanus
- Dileptus moniliger
- Pseudovorticella monilata ssp. lockwoodi
- Ostracodinium munham
- Paracineta moebiusi Kahl 1934
- Oxytricha wrzesniowskii Mereschkowsky 1877
- Pachystomos lyngbyicola
- Oxytricha saprobia Kahl 1932
- Oxytricha sapropelica Kahl 1932
- Oxytricha scutellum Cohn 1866
- Oxytricha sordida
- Lagynophrya mamillata
- Oxytricha strenua Engelmann 1862
- Oxytricha strenuum Engelmann 1862
- Oxytricha striata Schmarda 1854
- Oxytricha terrestris Horwath 1958