I. HYLOBATES Illig. 148, 216 1. agilis, F. Cuv. 151 2. leuciscus (Schreb.) 154 [alpha]. leuciscus (Schreb.) 154 [beta]. concolor, Schl. 155 3. leucogenys, Ogilby 158 4. lar (L.) 159 5. hoolock, Haslan. 161 6. hainanus, Thomas 164 7. syndactylus (Desm.) 166 II. SIMIA, L. 170, 217 1. satyrus, L. 170, 217 III. GORILLA, Is. Geoffr. 180 1. gorilla (Wyman) 180 IV. ANTHROPOPITHECUS, Blainv. 187, 217 1. troglodytes (L.) 194 2. calvus (Du Chaillu) 199 FAMILY HOMINIDÆ 203, 218 I. HOMO, L. 203 1. sapiens, L. 203 [alpha]. Ethiopian Race 207 [beta]. Mongolian Race 207 [gamma]. Caucasian Race 208 EXTINCT ANTHROPOIDEA 209 FAMILY HAPALIDÆ 210 I. HAPALE, Illig. 210 1. grandis, Lund 210 FAMILY CEBIDÆ 210 SUB-FAMILY NYCTIPITHECINÆ: I. PROTOPITHECUS, Lund 210 1. brasiliensis, Lund 210 II. CALLITHRIX, Geoffr. 210 1. chlorocnomys, Lund 210 2. primæva, Lund 210 SUB-FAMILY MYCETINÆ: III. ALOUATTA, Lacép. 210 1. ursina (Humb.) 210 SUB-FAMILY CEBINÆ: IV. CEBUS, Erxl. 210 1. macrognathus, Lund 210 2. fatuellus (L.) 210 3. cirrifer, Geoff. 210 V. HOMUNCULUS, Amegh. 211 1. patagonicus, Amegh. 211 VI. ANTHROPOPS, Amegh. 211 1. perfectus, Amegh. 211 FAMILY CERCOPITHECIDÆ. SUB-FAMILY CERCOPITHECINÆ: I. PAPIO, Erxl. 212 1. sub-himalayamus (Meyer) 212 2. falconeri (Lydekker) 212 3. atlanticus, Thomas 212 II. OREOPITHECUS, Gerv. 212 1. bambolii, Gerv. 212