Ophrydium protozoa, light micrograph
Suctorian ciliate, light micrograph
Suctoria on green algae, light micrograph
Stentor sp. ciliate and red algae, light micrograph
Stentor ciliate and red algae, light micrograph
Vorticella protozoa, light micrograph
Diatoms, light micrograph
Stentor ciliate, light micrograph
Stentor sp. ciliate, light micrograph
Amphileptus sp. ciliate, light micrograph
Vorticella sp. ciliates, light micrograph
Vorticella protozoan, light micrograph
Carchesium colony, light micrograph
Ciliate protozoa, light micrograph
Red algae and diatoms, light micrograph
Apocarchesium protozoa colony, light micrograph
Acineta suctorian ciliate, LM
Dendrosoma suctorian ciliate, LM
Pond life, light micrograph
Vaginicola ciliate on cyanobacteria, light micrograph
Loxophyllum ciliate protozoa, light micrograph
Stentor protozoan, light micrograph
Rotifer and ciliate protozoa, micrograph
Stentor ciliate and diatoms, light micrograph
Ciliate and Batrachospermum red algae, light micrograph
Stentor sp. ciliate and diatoms, light micrograph
Amoeba, light micrograph
Stylonema sp. red alga filaments, LM
Compsopogon red alga, LM
Cryptomonas ovata alga, LM
Microthamnion sp. green alga, LM
Pediastrum dupley algae, LM
Ankistrodesmus sp. green algae, LM
Pyramimonas sp. green algae, LM
Pediastrum boryanum alga, LM
Zygnema sp. algae filaments, LM
Amoeba with algae, light micrograph
Microorganisms, light micrograph
Bursaria protozoan, light micrograph
Hypotrich ciliate, light micrograph
Synedra sp. diatoms, light micrograph
Carchesium protozoa colony, light micrograph
Loxophyllum predatory ciliate, LM
Green and red algae, light micrograph
Algae and protist, light micrograph
Apocarchesium protozoan macrozoid, light micrograph
Suctorian protozoan, light micrograph
Algae, light micrograph
Euglena flagellate protozoans, light micrograph
Heliozoans on green alga, light micrograph
Heliozoan and Sirgonium, light micrograph
Rotifer and green algae, light micrograph
Stentors ciliate, light micrograph
Ciliate, light micrograph
Stentor sp. ciliates, light micrograph
Pleurotaenium nodosum desmid
Desmids, light micrograph
Closterium desmid, light micrograph
Closterium desmids, light micrograph
Cosmarium desmid, light micrograph
Cosmarium turpinii desmid, light micrograph
Tabellaria freshwater diatoms, LM
Botryococcus sp. algae, LM
Micrasterias radiosa, LM
Odontella sp. diatom, LM
Gyrosigma freshwater diatoms, LM
Desmidium swartzii algae filaments, LM
Micrasterias crux-melitensis, LM
Euglena intermedia protist, LM
Melosira sp. diatoms, LM
Euglena mutabilis protists, LM
Euglena deses protist, LM
Pleurotaenium ovatum desmid, light micrograph
Pleurotaenium ovatum desmid cell division, light micrograph
Pleurotaenium truncatum, algae, light micrograph
Trithigmostoma ciliate, LM
Epistylis protozoa, light micrograph
Paramecium protozoa, light micrograph
Trichodina pediculus, light micrograph
Protozoa and diatoms, light micrograph
Ophrydium and heliozoan protozoa, light micrograph
Amoeba protozoa, light micrograph
Loxodes sp. protozoan, light micrograph
Protozoan on green algae, micrograph
Diaphoropodon amoeba, LM
Deuteramoeba amoeba, LM
Closterium sp. green algae, light micrograph
Vorticella sp. ciliate, light micrograph
Suctorian protozoa and fragilaria diatoms, light micrograph
Cladophora green algae, light micrograph