450 



INDEX. 



Uarlanus americamts, 372. 

 Harpapnoiheriwn canadensc, 393. 

 Ilemiacis penlieida, 445. 

 Hcinicaulodon effodiens, 440. 

 Hesperomys leucopus, 446. 

 Hii)parion, 280, 401. 



affine, 28(>, 317, 402. 



gratum, 287, 318, 326, 402, 



occidentale, 281, 317, 326, 401. 



speciosum, 282, 318, 320, 401. 

 " venustum, 280, 401. 



Hippodon speciosus, 320, 321, 401. 

 Hippotherium occidentale, 401. 



" venustum, 401. 



Hipimpotamus, 392. 

 Homo, 363. 



Homocamelus caninus, 158, 382. 

 Hoplocetus obesus, 438, 

 Horse, 399, 400. 

 Hytenodontidse, 38, 369. 

 Hytenodon, 38, 369. 



" crucians, 48, 369. 



" cruentus, 47, 369. 



" horridus, 39, 369. 



Hydrarehos, 428. 



Hydrarchus Sarlani, A21, 428. 



" mae>'ospo7idyIus, 428, 



Hydrochoerua ^Esopi, 407. 

 Hyopotamus americanus, 202, 389. 

 Hyops dqoressifrons, 383. 

 Hypohippus affinis, 311, 402. 

 Hyracodou nebrascensis, 232, 391. 

 Hystricidre, 343, 407. 

 Hystricops, 407. 

 Hi/striz venustus, 343, 407. 



Ictops dakotensis, 351, 408. 

 Incognitum, 392, 393, 397. 

 Insectivora, 345, 408, 446. 

 Ischyromys typus, 335, 405. 

 Ischyvosaurus antiquus, 414. 

 Iscbyrotberium antiquum, 414. 

 Ixacantbus coelospondylus, 435. 



Leidyotherium, 390. 

 Lepuridic, 331, 403. 



Loptarctus primus, 70, 370. 

 Leptauchenia, 122, 380. 



decora, 127, 381. 



major, 124, 380. 



nitida,.129, 381. 

 Leptictis Hay den i, 345, 408. 

 Leptocboerus sj)ectabilis, 197, 389. 

 Leptomeryx Evansi, 165, 383. 

 Leptomylus longidens, 445. 

 Lepus sylvaticus, 403, 445. 

 Leviathan 3Iissourii, 395. 

 Lobodon vetus, 415. 

 Lopbiodon, 239, 391. 



" bathygnathus, 372. 



occidentalis, 239, 391. 

 Lopbocetus calvertensis, 435. 

 Loxomylus longidens, 407, 445. 



ifachairodus occidentalis, 367. 



" prhrKBvus, 367. 



Macrophoca atlantica, 416. 

 Mamonteum, 392. 

 Mammoth, 392, 397, 398. 

 Mammut ohioclium, 392. 

 Manatus, 414. 



" americanus fossilis, 414. 

 " antiquus, 414. 

 " gigaiitexis, 414, 

 Marsupialia, 410. 

 Mastodon, 393. 

 Mastodon, 240, 392, 393. 



— ? 242, 244. 



americanus, 240, 392. 

 andium? 397. 

 " aiigiistidens, 246, 394, 396. 

 Cbapmani, 248. 

 Collinsii, 395. 

 " C'uvieri, 394. 



" giganteum, 393. 



giganteus, 394, 396, 397. 

 " Jeffersoni, 394. 

 " longirostris, 244, 396. 

 " maximus, 394. 



mirificus, 249 396. 

 " obscul'us, 396. 



