. Elements of zoölogy : a textbook. Zoology. VERTEBRATA : MAMMALIA. FIG. 97. All the Common Seals belong to a family named the Phocidse. They are comparatively long and slender, and have the external ears obsolescent, the anterior legs smaller than the posterior, and the anterior and posterior feet pro- vided with claws. The Phocidse include some genera in which the incisors are ? ; others in which 4 7 they are \; and others in which they are -. The canines are nor- Common Seal, Phoca mtulina, Liuu. lllilllj developed, Elld the molars are generally ^. The seals of this family are from three to


. Elements of zoölogy : a textbook. Zoology. VERTEBRATA : MAMMALIA. FIG. 97. All the Common Seals belong to a family named the Phocidse. They are comparatively long and slender, and have the external ears obsolescent, the anterior legs smaller than the posterior, and the anterior and posterior feet pro- vided with claws. The Phocidse include some genera in which the incisors are ? ; others in which 4 7 they are \; and others in which they are -. The canines are nor- Common Seal, Phoca mtulina, Liuu. lllilllj developed, Elld the molars are generally ^. The seals of this family are from three to twenty feet in length, and are remarkable for the beautiful and intelligent expression of their eyes, and also for their docility when in a state of captivity. The Walrus of the Arctic Seas is the only living repre- FIG. 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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