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"Actinophrys sol (Sun animalcule). n., nucleus; f.v., food vacuole; v., contractile vacuole; ps., pseudopodium." -Thomson, 1916

Sun Animalcule

"Actinophrys sol (Sun animalcule). n., nucleus; f.v., food vacuole; v., contractile vacuole; ps., pseudopodium."…

"A colonial flagellate Infusorian--Proterospongia haeckelii. There are about 40 flagellate individuals. a, nucleus; b, contractile vacuole; c, amoeboid unit in gelatinous matrix; d, division of an amoeboid unit; e, flagellate units with collars contracted; f, hyaline outer membranes; g, unit forming spores." -Thomson, 1916

Infusorian

"A colonial flagellate Infusorian--Proterospongia haeckelii. There are about 40 flagellate individuals.…

"Vorticella. 1. Structure. N., Macronucleus; n., micronucleus; c.v., contractile vacuole; m., mouth; f.v., food vacuole; v., vestibule. 2. Encysted individual. 3. Division. 4. Separation of a free-swimming unit--the result of a division. 5. Formation of eight minute units (mg.). 6. Conjugation of microzooid (mg.) with one normal size." -Thomson, 1916

Vorticella

"Vorticella. 1. Structure. N., Macronucleus; n., micronucleus; c.v., contractile vacuole; m., mouth;…