618 



AGE OF MAMMALS 



Africa, 433 ; skeleton of Madagascan 

 pigmy figured, 433 ; amphibius, skull 

 figured, 433 ; 549.* 



Hippolragus, 



Sivvuliks, 328 ; Pliocene distribution of 

 antelopes allied to (map), 336, 337 ; 

 recent, figured, 337 ; 554.* 



Holarctica, 64 ; 



as center of evolution of mammals, 65, 

 67 ; pre-Miocene, 79 ; to-day, 95 ; 

 possible origin of lower Eocene mammals 

 in, 112; broken up in Middle Eocene, 

 137 ; reestablished in Oligocene, 177 ; 

 Miocene, 244, (map) 245 ; Pliocene 

 (map), 303, 304 ; Pleistocene (maps), 

 373, 443. 



Holland, 



Frankstown Cave, 470, 471. 



HOLLICK, 



Mascall flora, 291. 

 Holmes, F. S., 



Ashley River, 471 ; man and the masto- 

 don, 495. 

 Holmes, W. H., 



human implements and animal remains 



at Afton, 475, 496. 

 Holocene, 372, 428, 429, (map of world) 501. 

 Holomeniscus, 458. 

 Homacodon, 157, 547.* 

 Homalodoiherium, 560.* 

 Homo heidelhergensis, 



finding of eoliths with, 384 ; age of, 401, 



403 ; contemporary mammals, 403 ; 



characters, 404 ; jaw figured, 404. 

 Homo neandertalensis , 



age of, 401; restorations (head), 406, 



420; characters, 410, 411, 412; absent 



from North America, 494. 

 Homo mousteriensis, 



see note, p. 411. 

 Homo primigenius, 



see note p. 411. 

 Homotaxis, 39, 43, 45, 46, 47. 

 Homunculus, 543.* 

 Hooker, 



on Antarctic land, 75. 

 Hoplocetus, 317. 

 Hoplophoneus, 



skeleton figured, 197 ; Oreodon zone, 



222 ; phylum, 230; 532.* 

 Horse flies, 



Florissant, 285. 

 HorsetaU Creek deposit, 87, 204. 

 Horta de Tripas deposit, 255. 

 Hrdlicka, 



skeletal remains attributed to early 



man in North America, 499, 500. 

 Huerfano deposits, 



correlation, 42, 114. 139, 153; location, 



86, 87 ; geology, 129. 

 Humphreys and Abbott, 



on rate of deposition of Mississippi, 61. 

 Huxley, 



correlation, 2 ; method of palaeontology. 



6; reconstruction of an unknown stem 

 form, 7 ; arboreal ancestry of marsu- 

 pials, 31 ; time value of fossils, 45 ; a 

 South Atlantic land bridge, 75 ; ances- 

 tor of horses, 146. 



Hycena, 



arverncnsis, 315 ; Sicilian stage, 320 ; 

 Siwaliks, 327; China, 334; Karnul 

 Caves, 335 ; spelcea, 407, (characters and 

 affinities) 423, 424 ; Asiatic origin, 430 ; 

 532.* 



Hywncelurus, 532.* 



Hycenarctos, 



Pontian, 269; Astian, 314; Siwaliks, 327. 



Hycenictis, 532.* 



Hywnodictis, 



Landenian, 100 ; Thanctian, 104 ; Ypre- 

 sian, 118 ; 527.* 



Hyaenodon, 



Bartonian and Ludian, 145, 150 ; skele- 

 ton figured, 189 ; Sannoisian, 189 ; 

 Fayum, 201 ; outline restoration, 215 ; 

 Oreodon zone, 222 ; 527.* 



Hyajnodontidoe, 



Lower Eocene distribution, 127 ; Wind 

 River, 132, 133 ; Ludian, 145 ; extinc- 

 tion (North America), 170, (Europe) 

 193 ; Fayum, 201 ; lower White River, 

 213, 216 ; last appearance (Oreodon 

 zone), 221, 222; .527.* 



H ydaspitherium, 55 1 .* 



Hyopotamus, 274, 548,* 549.* 



Hyopsodontidse, 125, 522.* 



Hyopsodus, 



Wasatch, 125 ; Wind River, 133 ; 

 Washakie, 165 ; 522.* 



Hyotherium, 



phylogeny, 253 ; Vindobonian, 259, 260 ; 

 Miocene of India, 275 ; 548.* 



Hj^pertragulidse, 



first appearance in America, 157, 168, 

 170 ; lower White River, 213, 215 ; 

 Oreodon zone, 222; John Day, 231. 



Hypertragulus, 



lower \\'hite River, 215 ; Oreodon zone, 

 220; John Day, 231 ; 551.* 



Hypisodus, 220, 551.* 



Hypohippus, 350 ; partially exhumed skele- 

 ton figured, 56 ; affinity to Mcsohippus 

 eulophus, 223; Ticholeptus zone, 292, 

 293 ; skeleton figured, 295 ; restoration, 

 296 ; Hipparion zone, 297, 298 ; China, 

 297, 333, 334; early Pliocene (?), 

 North America, 345, 350 ; Snake Creek, 

 355 ; 555.* 



Hyrachyus, 



Wind River, 130, 135; Bridger and 

 Washakie, 162, 164 ; outline restoration, 

 162; 557.* 



Hyracodon, 



restoration, 214 ; Oreodon zone, 220; 

 557.* 



Hyracodontidse, 



AVind River, 135 ; Middle and Upper 



* Reference to classification. 



