. Elementary text-book of zoology. MAMMALIA. 559 third toe of the manus is always large and bears a large claw. The great anteater is purely terrestrial; the Tamandua and Two-toed anteater (Cydotunts) are arboreal. Fig. 383.—Lateral View of Skull of Ant-eater. {Ad nat.) Maxilla. Nasal. Frontal. Premaxilla, Parietal. Lacrymal, Malar. Alisphenoid. Squamosal. Note the absence of teeth, the elongated jaws and incomplete zj'gomatic arch. Family IV.—Dasypodidae or Armadillos.—They are unique amongst mammals in having the head, and body enveloped in bony dermal scutes covered with ho


. Elementary text-book of zoology. MAMMALIA. 559 third toe of the manus is always large and bears a large claw. The great anteater is purely terrestrial; the Tamandua and Two-toed anteater (Cydotunts) are arboreal. Fig. 383.—Lateral View of Skull of Ant-eater. {Ad nat.) Maxilla. Nasal. Frontal. Premaxilla, Parietal. Lacrymal, Malar. Alisphenoid. Squamosal. Note the absence of teeth, the elongated jaws and incomplete zj'gomatic arch. Family IV.—Dasypodidae or Armadillos.—They are unique amongst mammals in having the head, and body enveloped in bony dermal scutes covered with horny epidermis. In the typical forms there can be distinguished a cephalic plate over the head, a large pectoral and pelvic, covering respectively the fore and hind part of the body, and a number of rings "between them. The tail is also enveloped in a series of rings. The ventral surface is usually soft and hairy and the habit of roUing-up Fig. 384.—Lateral View of Skull of Armadillo,. 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 Masterman, Arthur Thomas. Edinburgh, E. & S. Livingstone


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