. Anthropoid apes. Apes. ANATOMICAL STEXJCTURE OF ANTHROPOID APES. 153 levator labii superioris alseque nasi was very wide (Figs. 50, 6). In the case of a gorilla, Ehlers dis- sected the small zygomatic muscle, together with the levator labii superioris alseque nasi, in the manner introduced by Henle as a siugle square muscle of the upper lip (Museulus quadratus labii superioris). In the gorilla I observed a levator alajque nasi, together with the already mentioned. Fig. 50.—^Head-mu8cleB of gorilla preBCnted in Fig. 3. 1, 2. Occipito-frontalls. 3, 3', Orbicularis palpebrarum. 4, Pyramidalts n
. Anthropoid apes. Apes. ANATOMICAL STEXJCTURE OF ANTHROPOID APES. 153 levator labii superioris alseque nasi was very wide (Figs. 50, 6). In the case of a gorilla, Ehlers dis- sected the small zygomatic muscle, together with the levator labii superioris alseque nasi, in the manner introduced by Henle as a siugle square muscle of the upper lip (Museulus quadratus labii superioris). In the gorilla I observed a levator alajque nasi, together with the already mentioned. Fig. 50.—^Head-mu8cleB of gorilla preBCnted in Fig. 3. 1, 2. Occipito-frontalls. 3, 3', Orbicularis palpebrarum. 4, Pyramidalts nasi. 5, Levator al£e naai. 6, Levator labii Buperioria alteque nasi. 1, Zygomaticus minor. 7', Levator anguli oris. 8, Zygomaticus major. 9, 9', Orbicularis oris. 10, Risorius. 11, 16, Masseter. 1', Buccinator. 12, Depressor anguli oris. 13, Buccinator. 14, Platysma. 15, Trapezius. 17, Temporal. 18, 19, 20, Attrabens, attoUens, and retrahens auren. 21, Lesser muscle of helix. A, Tendinous aponeurosis. B, Cartilage of nostril. 0, Zygoma. D, External ear. *, Stensonian duct. levator labii superioris; but I failed to find any separate levator labii superioris. The very wide cartilage of the nose is occupied by a considerable amount of muscular tissue. All these muscles are. 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 Hartmann, Robert, 1832-1893. New York, D. Appleton and Co.
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