INDEX 



929 



orthotis, Nyctinomus, 118 

 Orthriomys, 580 



umbrosus, 580 

 Oryctogale, 759 

 Oryctomys (Saccophorus) 



bottae, 276 

 Oryzomys, 429 



albiventer, 432 



alfaroi, 435 



alleni, 438 



angusticeps, 435 



antillarum, 434 



apatelius, 431 



aphrastus, 434 



aquaticus, 433 



aztecus, 432 



azuerensis, 434 



bombycinus, 438 



bulleri, 432 



carrikeri, 437 



carrorum, 434 



caudatus, 436 



chapmani, 436 



cherriei, 520 



chrysomelas, 441 



colimensis, 434 



coloratus, 430 



costaricensis, 440 



couesi, 430 



cozumelae, 433 



creper, 440 



crinitus, 432 



dariensis, 435 



devius, 438 



dilutior, 437 



engraciae, 439 



floridanus, 430 



frontalis, 439 



fulgens, 433 



fulvescens, 439 



gatunensis, 434 



goldmani, 431 



guerrerensis, 437 



huastecae, 437 



hylocetes, 436 



idoneus, 441 



incertus, 435 



jalapae, 431 



Iambi, 432 



lenis, 440 



luciae, 442 



mayensis, 440 



megadon, 435 



melanotis, 434 



mexicanus, 432 



molestus, 432 



natator, 430 



navus, 439 



nelsoni, 433 



Oryzomys — Continued 



nicaraguae, 440 



ochraceus, 443 



orinus, 438 



pacificus, 439 



palatinus, 436 



palustris, 430 



panamensis, 437 



peninsulae, 433 



peragrus, 433 



phaeopus, 441 



pinicola, 431 



pirrensis, 438 



regillus, 431 



reventazoni, 440 



rhabdops, 436 



richardsoni, 431 



richmondi, 431 



rostratus, 434 



rufinus, 431 



rufus, 432 



saturatior, 436 



talamancae, 437 



teapensis, 431 



tectus, 438 



texensis, 430 



vegetus, 441 



victus, 439 



yucatanensis, 435 



zygomaticus, 431 

 osagensis, Neotoma, 533 

 osborni, Rangifer, 812 

 osceola, Cariacus, 805 



Eptesicus, 102 



Odocoileus, 805 

 osgoodi, Citellus, 197 



Peromyscus, 482 



Spermophilus, 197 



Thomomys, 301 

 osoyoosensis, Fiber, 617 



Ondatra, 617 

 Otaria californiana, 783 



gillespii, 783 

 Otariidae, 782 

 Otariinae, 783 

 otbus, Lepus, 146 

 Otognosis longimembris, 359 

 Otonyctomys, 447 



hatti, 447 

 Otopterus, 64 

 Otosciurus, 249 

 Otospermophilus, 204 

 Ototylomys, 445 



australis, 445 



connectens, 446 



fumeus, 445 



guatemalae, 445 



phaeus, 445 



phyllotis, 445 



otus, Reithrodontomys, 455 

 Ovibos, 820 



mackenzianus, 820 



melvillensis, 821 



moschatus, 820 



niphoecus, 820 



wardi, 821 

 Ovis, 821 



aries, 821 



auduboni, 821 



californiana, 822 



canadensis, 821 



cowani, 824 



cremnobates, 823 



dalli, 823 



ellioti, 822 



fannini, 824 



gaillardi, 822 



kenaiensis, 824 



liardensis, 824 



mexicana, 822 



montana, 821 



nelsoni, 823 



niger, 824 



samilkaraeenensis, 822 



sheldoni, 822 



sierrae, 822 



stonei, 824 



texianus, 822 



weemsi, 823 

 owyhensis, Thomomys, 323 

 oxalis, Myotis, 90 

 oxytona, Marmota, 186 

 ozarkiarum, Peromyscus, 483 



paca, Agouti, 636 



Coelogenys, 636 



Mus, 636 

 pachyurus, Sorex, 16 

 pacifica, Aplodontia, 179 



Lutra, 764 



Martes, 729 



Orca, 661 

 pacificus, Antrozous, 112 



Castor, 428 



Heteromys, 415 



Lepus, 171 



Myotis, 93 



Oryzomys, 439 



Perognathus, 360 



Procyon, 720 



Reithrodontomys, 461 



Sorex, 25 



Sylvilagus, 171 



Zapus, 628 

 Pagophilus, 787 

 Pagophoca, 787 



groenlandica, 788 

 paguatae, Thomomys, 304 



