. Birds of Porto Rico. Birds Puerto Rico. Bui. 326, U. S. Dept. of Agricultur Plate Fig. 1.—Remains of Cattle Ticks (Margaropus annulatus). Twelve cattle ticks, besides other miscellaneous food, were found in the stomach of one 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 Wetmore, Alexander, 1886-. Washington, D. C. : U. S. Dept. of Agriculture

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Keywords: ., bookcentury1900, bookdecade1910, bookpublisherwashi, bookyear1916