proteus-animalcule

Updated: May 2, 2025

And often they exist in one kind of animal without doing any harm, and are only poisonous when introduced by insects into the blood of other kinds of animals! There is, further, another set of disease-causing protozoan parasites which are similar to the amoeba or proteus-animalcule, and a third, which belong to the group of "ciliated infusoria."

Sir E. Ray (Edwin Ray) Lankester - More Science From an Easy Chair