Cosmarium desmids, light micrograph
Micrasterias desmids, light micrograph
Xanthidium desmids, light micrograph
Desmids, light micrograph
Euastrum desmids, light micrograph
Netrium desmids, light micrograph
Bambusina desmids, light micrograph
Euastrum desmid, light micrograph
Micrasterias desmid, light micrograph
Green alga, light micrograph
Microsterias green alga, light micrograph
Pediastrum green algae, light micrograph
Desmid, light micrograph
Netrium desmid, light micrograph
Closterium desmid, light micrograph
Haematococcus alga, light micrograph
Spirogyra algae, light micrograph
Green algae, light micrograph
Desmids and spirogyra, light micrograph
Ciliate protozoan, light micrograph
Ciliate protozoa, light micrograph
Amoeba and desmid, light micrograph
Worm feeding on algae, light micrograph
Ophrydium protozoa, light micrograph
Diatoms, light micrograph
Diatom, light micrograph
Euastrum humerosum desmid algae, light micrograph
Cosmarium amoenum desmid, LM
Haematococcus algae, light micrograph
Microalgae, light micrograph
Scenedesmus algae, SEM
Uroleptopsis protozoan, light micrograph
Euglena flagellate protozoan
Stentor ciliate protozoa light micrograph
Hypotrich protozoan, light micrograph
Trachelomonas sp. protist, light micrograph
Ciliate protozoan ingesting algae
Hyalotheca desmids, light micrograph
Hypotrich ciliate, light micrograph
Phacus sp., light micrograph
Paramecium protozoan,light micrograph
Paramecium protozoa,light micrograph
Paramecium protozoa, light micrograph
Paramecium bursaria protozoan
Spirotaenia desmid, light micrograph
Draparnaldia green algae, light micrograph
Iodamoeba buetschlii parasitic cyst
Cosmarium reniforme sp. algae, light micrograph
Synura golden algae, light micrograph
Cosmarium desmid, light micrograph
Closterium sp. desmid, light micrograph
Euplotes Ciliate, LM
Stentor ciliate, LM
Paramecium bursaria Ciliate, LM
Freshwater amoeba, LM
LM of cells of freshwater flagellate, Pandorina
Euplotes protozoa, SEM
Climacostomum protozoan, SEM
Euglena flagellate protozoa, SEM
Dinoflagellate protozoan, SEM
Amoeba, light micrograph
Pandorina sp. algae, light micrograph
Netrium digitus algae, light micrograph
Staurastrum margaritaceum algae, light micrograph
Scenedesmus quadricauda algae, light micrograph
Groenbladia undulata algae, light micrograph
Closterium moniliferum alga, light micrograph
Pyramimonas amylifera algae, light micrograph
Mesostigma viride algae, light micrograph
Spirogloea muscicola algae, light micrograph
Tetmemorus granulatus algae, light micrograph
Dictyospaerium sp., LM
Coelastrum sp., LM
Desmodesmus abundans green alga, LM
Scenedesmus sp. green alga, LM
Stigeoclonium sp., LM
Algae, light micrograph
Staurastrum sp. green algae, light micrograph
Volvox sp., green algae, light micrograph
Melosira sp diatoms, light micrograph
Pleurosigma sp diatoms, light micrograph
Pleurosigma sp diatom, light micrograph
Volvox colony, light micrograph
Chlorella sp., green algae, light micrograph
Ophiocytium sp., green algae, light micrograph
Proteus amoeba, light micrograph
Amoeba protozoan, light micrograph