282 



INDEX? 



Hippotherium gracile, 268; Hyo- 

 doiita, 264 ; Hyonippus, 112 ; Hyra- 

 cotherium, 258, 264-5; Lambdothe- 

 rium, 264-7; Lophiodon and Lo- 

 phiodontidte, 258, 2<JO ; Menisco- 

 theriuin, 263-4; Merychippus, 112 ; 

 Mesohippus, 97, 112, 264; Orothe- 

 rium, 259 ; Paleosyopous, 267; Pa- 

 leotheriidae, 261; Paleoplotherium, 

 264; Periptychus, 263; Pliolophus, 

 258-9; Protogonia, 263 ; Protohip- 

 pus, 112, 264 ; Systemodon, 259-64. 

 (See confusion in nomenclature, 

 pp. 253-9.) 



Horses, fossil, 95-93, 106-13 ; extinc- 

 tion of in South America, 109; 

 recent discoveries of, 257-269; 

 early progenitors of (Amblypoda) 

 possibly carnivorous, 272. 



Horses, 4i insane," 103. 



Horses without ears, 103. 



House, C. D., size of tooth-germs, 

 31 ; on teething, 47-8 ; grinders, 

 62; remnant teeth, 103, 104; re- 

 moving a fractured tooth through 

 the nostril, 198, 199 ; operations 

 in Worcester, Mass., 199 ; idle talk 

 about glanders, 19 J; another prob- 

 able mistake, 273 



Hudson, E. D., Jr., mucous mem- 

 brane, 245 ; ovaries, 248. 



Hunter, J., theories of, 24-27 ; enam- 

 el of grinders, 63 ; attachment of 

 teeth, 72 ; use of canines, 83 ; su- 

 pernumerary teeth, 128 ; proving 

 the formation of new dentine, 209. 



Hughes, J., dimensions of teeth, 49; 

 periosteum of teeth. 137. 



Huxley, T. H., tapir, rhinoceros, and 

 horse, 65-6; fossil horses, 110-11. 



Hyohippus, fossil horse, 112. 



Hyracotherium, fossil horse, 258-64. 



Hyrax, teeth of and affinities with 

 rhinoceros and elephant, 260. 



IGUANODON, the, molars of, 63. 



Incisors, the permanent, 53 ; length 

 of, 57 ; curvatures of, 57 ; Chau- 

 veau's description of, 53-60 ; mi- 

 croscopic character of, 130-135. 



Incisors, temporary, 47-52. 



Inferior Maxillary Nerve, the, 223^24. 



JACOBS, W., on elephant, 275. 

 Jaw, description of lower, 62. 

 Jaw Movements, changes in, 268. 

 Jaws, fractures of the, 194-202. 

 Jaws ; human, changes in, 83, 99-100. 

 Jennings, R., remnant tooth-germs 

 and remnant teeth, 104. 



KNOWLSON, J. C., bishoping, 211. 

 Koch, Robert, discovery of, 255. 

 KSlliker, Prof. Rudolf Albrecht, on 

 tooth-germs, 39, 40, 45, 274, 



LA.FOSSE, Prof., dental cysts, 120. 



Lambdotherium, fossil horse, 264-7. 



Lampas, cause of, 88-91 ; lancing 

 recommended for, 87, 91 ; burning 

 for disapproved, 90-1. 



Lancelet, the, comparison to, 81. 



Lanzillotti-Buonsanti, Prof., on den- 

 tal cysts, 115-18. 



Lecoq, Prof., canine follicles, 44 ; 

 temporary canines, 52; descrip- 

 tion of grinders, 69-71 ; do. ca- 

 nines, 76-7 ; remnant teeth, 100. 



Leeuwenhoek, discoveries of, 13. 



Legros, C., experiments of, 27. 



Leidy, J., letter from, 101 ; fossil 

 teeth, 113; 257, 259; opinion of, 

 273. 



Lion, the, canine teeth of, 83. 

 Liquor Sangumis, the, 22, 242. 

 Lophiodon, teeth of, 258, 260. 

 Lubin, R., discovery of, 127. 

 Lyell, Mr., N. American fossil tooth 

 corresponding to S. Amer., 110. 



MACROPS, Surg., experiences of, 117. 



Madder, effect of on teeth, 24. 



Magitot, E., 27 ; development of 

 tooth-germs, human fetus, 46. 



Malpighi, discoveries of, 13. 



Man, canine teeth of, 82, 83. 



Man, early progenitors of, 80-3. 



Manteodon, prophecy tooth of, 262. 



Marks, dimensions of, 57, 58 ; two- 

 fold use of, 204 ; too much cement 

 in, 209, 210. 



Marsh, O. C., evolution of horse, 95- 

 98; no 'mark' in teeth of early 

 forms, 203; fossil birds' teeth, 

 114 ; description of mastodon and 

 megatherium, 243 ; the Lophio- 

 dons, 258 ; Orohippus, 259. 



Mastodon, the, 109, 114, 243. 



May C., report of, 178, 179. 



Mayhew, E, the cement, 17, 18; 

 judging age by teeth, 207-8. 



Mayo, Mr., experiments of, 218. 



Megatherium, the, teeth of, 107, 108 ; 

 description of, 243. 



Melanian Races, teeth of, 99. 



Membrana Nictitans, in early pro- 

 genitors of man (Darwin), 82 ; 

 nerve for in horse, 222 ; descrip- 

 tion of, 244. 



Meniscotherium, fossil horse, 263-4. 



Merychippus, fossil horse, 112. 



Mesohippus, fossil horse, 97, 112. 



Miocene (period) fossils of, 244. 



Miohippus, fossil horse, 112. 



Molars, bunodont, 263. 



Molars, selenodont, 263. 



Molars, the, 54 ; inclination of, 54 ; 

 description of, 60-71 ; microscop- 

 ical character of, 130-35. 



Moon-Blindness, cause of, 105, 



