Noctiluca scintillans, LM
Nostoc cyanobacteria, LM
Eremosphaera green alga, LM
Xanthidium antilopaeum green alga, LM
Spirogyra sp. green alga, LM
Euplotes Ciliate, LM
Stentor ciliate, LM
Oscillatoria and Navicula, LM
Oscillatoria Alga filaments, LM
Paramecium bursaria Ciliate, LM
Oscillatoria and Planktothrix algae, LM
Gonium sp. green alga, LM
Blastophysa marine green alga, LM
Zygnema pseudogedeanum green alga, LM
Cyanobacteria, polarised light micrograph
Attheya marine diatom, LM
Euglena mutabilis protist, LM
Euglena deses protist, LM
Chroococcus marine cyanobacterium, LM
Freshwater amoeba, LM
Euglena sp. protists, LM
Ophiocytium sp. heterokont alga, LM
Penium exiguum green alga, LM
Stephanosphaera sp. green alga, LM
Paramecium caudatum ciliate, LM
Micrasterias desmid, light micrograph
Ophiocytium sp. algae, light micrograph
Euastrum desmid, light micrograph
Diatoms, light micrograph
Vorticella protozoa, light micrograph
Vorticella protozoan, light micrograph
Green alga, light micrograph
Haplotaenium rectum algae, light micrograph
Thuricola ciliates, LM
Raphidiophrys sp. heliozoan, LM
Uroleptopsis protozoan, light micrograph
Netrium desmid, light micrograph
Micrasterias desmids, light micrograph
Netrium desmids, light micrograph
Testate amoeba, light micrograph
Ceratium sp. dinoflagellates, light micrograph
Euastrum humerosum desmid algae, light micrograph
Stentor protozoan, light micrograph
Paramecium ciliate protozoa, light micrograph
Euglena mutabilis algae, light micrograph
Euglena mutabilis alga, light micrograph
Closterium moniliferum algae, light micrograph
Trachelomonas volvocinopsis alga, light micrograph
Trachelomonas volvocinopsis algae, light micrograph
Phacus alga, light micrograph
Phacus algae, light micrograph
Trachelomonas alga, light micrograph
Phacus ranula algae, light micrograph
Phacus ranula alga, light micrograph
Phacus smulkowskianus algae, light micrograph
Ophiocytium algae, light micrograph
Iodamoeba buetschlii parasitic cyst
Porphyridium sp. red algae, light micrograph
Frontonia protist, light micrograph
Blepharisma americana protozoan, light micrograph
Radiolarian, light micrograph
Stylonychia ciliate, light micrograph
Stentor sp. ciliates, light micrograph
Nitzschia sp. diatom and red algae, light micrograph
Rivularia cyanobacteria, light micrograph
Stentor ciliate, light micrograph
Ophrydium protozoa, light micrograph
Haematococcus alga, light micrograph
Ciliate protozoan, light micrograph
Spirogyra algae, light micrograph
Xanthidium desmids, light micrograph
Desmids, light micrograph
Cosmarium desmids, light micrograph
Green algae, light micrograph
Euastrum desmids, light micrograph
Diatom, light micrograph
Loxophyllum ciliate, light micrograph
Euglena flagellate protozoan
Melosira sp diatoms, light micrograph
Pleurosigma sp diatoms, light micrograph
Pleurosigma sp diatom, light micrograph
Stentor ciliate protozoa light micrograph
Microsterias green alga, light micrograph
Pediastrum green algae, light micrograph
Euglena protozoan, light micrograph
Euglena protozoa, light micrograph
Actinosphaerium protozoan
Hypotrich protozoan, light micrograph
Synedra diatom group, LM
Sphacelaria brown alga, LM
Penium silvae nigrae green alga, light micrograph
Climacostomum protozoan, SEM
Tabellaria diatoms, SEM
Diatom, SEM
Diatoms, SEM
Microcoleus cyanobacteria, SEM
Cyanobacteria, SEM
Radiolarian, SEM
Synura alga colonies, LM
Green dog lichen section, LM
Ciliate protozoa, light micrograph
Phacus sp., light micrograph
Silicoflagellate, light micrograph