INDEX, 



451 



Mastodon ohiolicum, 394. 



ohioticus, 395, 397. 

 " niffatum, 396. 

 tapiroides, 395. 

 Mastodonte, 393. 

 Mastodonte de I' Ohio, 393. 

 Mastotherium, 395. 

 Ma-:ama saUnarla, 376. 

 Megalocnus rodens, 413. 

 Megalomeryx niobrarensis, 161, 382. 

 Merjalonix, 411, 412. 

 Megalonyx, 412, 413. 

 Megalonyx, 411. 



eubensis, 413. 

 dissimilis, 412. 

 Jeffersoni, 411, 446. 

 laqueatus, 412, 413. 

 potens, 412. 

 rodens, 413. 

 validus, 412. 

 Megaptera expansa, 442. 

 Megatherium, 411. 



boreale, 411. 

 Cuvieri, 411. 

 Jeffersonii, 411. 

 mirabile, 411. 

 Megatherium, 398, 411, 412. 

 Megistosaurus, 444. 

 Me/wdus, 390. 

 Merychyus, 115, 380. 



elegans, 118, 380. 

 major, 121, 380. 

 medius, 119, 380. 

 Merychippus, 292, 402. 



iusignis, 294. 296, 402. 

 luirabilis, 294, 299, 327, 402. 

 Merycochcerus proprius, 110, 380. 

 Merycodus uecatus, 162, 382. 

 Meryeoidodou Culberlsoni, 379. 

 Missounum theristoeaulodon, 395. 

 Missurium, 395. 

 Morse, 416. 

 Moscliidas, 165, 383. 

 Muridre, 342, 407. 

 Musk- Ox, 373. 



Musk-rat, 406. 

 Mustclidre, 369. 

 Mylodou Harlani, 413. 

 Myomorphus mhensis, 413. 

 Myxophagus spelieus, 445. 



Nanohyus porcinus, 200, 389. 

 Neotoma floridana, 407, 446. 



" magister, 407. 

 Nephrosteon, 444. 



Odocoileus spekeus, 376. 

 Ohio-Elephant, 394. 

 Okio-Incognitum, 392. 

 Omorays Carter!, 408. 

 Outocetus Emmonsi, 440. 

 Onychotherium, 412. 

 OreodontidsB, 71, 379. 

 Oreodon, 72, 379. 



" affinis, 105, 380. 

 " bullatus, 106, 380. 



Culbertsoni, 86, 107, 379. 

 " gracilis, 94, 107, 379. 

 " hybridus, 105, 380. 

 " major, 99, 380. 

 " priseum, 379. 

 robustimi, 379. 

 Oromys Ji:sopi, 407. 

 Orj'cterocetus cormitidens, 437. 

 eornutidens, 436. 

 crocodilinus, 437. 

 quadratidens, 436. 

 Orycterotherium missourietise, 413. 



oregonensis, 413. 

 Odeopera platycephala, 444. 

 Ovibos, 373. 



" bombifrons, 374. 

 " cavifrons, 374. 

 " maximus, 374 

 " moschatus, 373. 

 " priscus, 374. 

 Ovis mamnullaris, 375. 

 Ox, 371, 372. 



Pal£eocastor nebraseensis, 338, 406. 

 Palseolagus Haydeni, 331, 404. 



