. Zoology : for students and general readers . Zoology. BEAR ANIMALCULES. 361 air-tubes, with four pairs of long legs, into which coecal prolongations of the stomach pass, as seen in Pig. 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 Packard, A. S. (Alpheus Spring), 1839-1905. New York : Henry Holt

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Keywords: ., bookcentury1800, bookdecade1870, booksubjectzoology, bookyear1879