. The biology of the protozoa. Protozoa; Protozoa. Fig. 16.—Types of spirally wound Protozoa. A, Streblomastix strix. (After Kofoid and Swezy.) B, Lacrymaria sp. (Original); C, Heteronema sp. (Original.) (36). Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Calkins, Gary N. (Gary Nathan), b. 1869. Philadelphia, Lea & Febiger

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