XX LIST OF ILLUSTRATIONS 



Figure 



51. Tarsius spectrum. Level of the pyramidal decussation 



52. Tarsius spectrum. Level of the dorsal sensory nuclei 



53. Tarsius spectrum. Level of caudal tip of inferior olive 



54. Tarsius spectrum. Level through middle of inferior olive 



5y. Tarsius spectrum. Level of the vestibular complex 



56. Tarsius spectrum. Level of caudal extremity of trapezoid body 



57. Tarsius spectrum. Level of the cerebellar nuclei 



58. Tarsius spectrum. Level of the trochlear emergence 



59. Tarsius spectrum. Level of the inferior colliculus 



60. Tarsius spectrum. Level of the superior colliculus 



61. Tarsius spectrum. Level of the optic chiasm 



62. Tarsius spectrum. Level of the anterior commissure 



63. Ventral surface of the gray matter of the brain stem, tarsius spectrum (color) . . 



64. Dorsal surface of the gray matter of the brain stem, tarsius spectrum (color) . . . 



65. 66. Lateral surface of the gray matter of the brain stem, tarsius spectrum (color) 141, 



67, 68. Callithrix jacchus (marmoset) 



69-72. Hand and foot of marmoset 156, 



73. Dorsal surface of brain, Callithrix jacchus (marmoset) 



74. Base of brain, Callithrix jacchus (marmoset) 



75. Left lateral surface of brain, Callithrix jacchus (marmoset) 



76. Right lateral surface of brain, Callithrix jacchus (marmoset) 



77. Ventral surface of brain stem, Callithrix jacchus (marmoset) 



78. Dorsal surface of brain stem, Callithrix jacchus (marmoset) 



79. Marmoset. Level of the pyramidal decussation 



80. Marmoset. Level of the dorsal sensory nuclei 



81. Marmoset. Level of the tip of the inferior olive 



82. Marmoset. Level through the middle of the inferior olive 



83. Marmoset. Level of the vestibular nuclei and tuberculum acusticum 



84. Marmoset. Level of the cerebellar nuclei 



85. Marmoset. Level at the middle of the pons Varolii 



86. Marmoset. Level of the inferior colliculus 



87. Marmoset. Level of the superior cerebellar peduncular decussation 



88. Marmoset. Level of the superior colliculus 



89. Marmoset. Level of the optic chiasm 



90. Marmoset. Level of the anterior commissure 



91. Ventral surface of the gray matter of the brain stem, Callithrix jacchus (color). . 



92. Dorsal surface of the gray matter of the brain stem, Callithrix jacchus (color) . . 



93. Lateral surface of the gray matter of the brain stem, Callithrix jacchus (color) . . 



94. Habitat group of Mycetes seniculus, the red howling monkey 



95. 96. Two views of Mycetes seniculus, showing prehensile tail 



97, 98. Two views of Mycetes seniculus, the red howling monkey 



99. Habitat group of Ateles ater, the spider monkey 



100. Ateles ater, the spider monkey, showing prehensile tail 



Page 

 04 



