. Elements of zoölogy : a textbook. Zoology. Acorn Barnacle—appendages drawn in. FIG. 504. Acorn Barnacle, Balanus,—with appendages Stalked Barnacle, 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 Tenney, Sanborn, 1827-1877. New York : Scribner

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Keywords: ., bookauthortenn, bookpublishernewyorkscribner, booksubjectzoology