INDEX. 



669 



Page. 



tridecimlineatus, Spermophilus 193 



trigonirostris, Sorex 25 



trimucronata, Arvicola 396 



trimucronatus, Lemmus 396 



trinitatis, Callospermpohilus 182 



Dipodomys 287 



Echimys 438 



Trinodontomys 323 



trinotatus, Zapus 434 



trivirgata, Simla 169 



tropicalis, Blarina 32 



Conepatus 142 



Geomys 257 



Monachus 165 



Mustela 124 



Neotoma 385 



Phoca 165 



Putorius 124 



Spilogale 134 



tropidorhynchus, Molossus 90 



trowbridgei, Lepus 475 



Sorex 24 



trowbridgii, Sorex 24 



truei, Hesperomys 342 



HopJomys 438 



Lepus 478 



Odocoileus 488 



Peromyscus 342 



Phenacomys 399 



PhoccEDoides 513 



Scapanus 12 



Sciurus 219 



Sylnlagus 478 



Synaptomys 395 



truncatus, Pelphinus 509 



Tursiops 509 



tuberosus, Sibbaldius 505 



tularensis, Dipodomys 288 



Lepus 458 



Onycboinys 304 



Perodipus 288 



Ursus 94 



tumacus, Lepus 477 



tumbalensis, Tylomys 366 



tumida, Rhogeessa 81 



tumidlfrons, Chilonatalus 65 



tundrarum, Canis 155 



tundrensis, Sorex 19 



Ursus 104 



turpis, Artibeus 59 



ttusio, Tursiops 509 



Tursiops 509 



erebennus 509 



gillii 509 



nuuanu 509 



truncatus 509 



tursio 509 



taza, Ceomys 254 



Mus 254 



Two-toed sloths 5C0 



Tylomys 365 



buUaris 365 



fulviventer 365 



nudicaudus 365 



panamensis 366 



tumbalensis 366 



watsoni 366 



Page. 



tylorbinus, Platygeomys 260 



ubericolor, Lepus 475 



Sylvilagus 476 



uinta, Lynx 162 



Ocbotona 449 



Thomomys 250 



umbrinus. Eutamias 203 



Geomys 246 



Peromyscus 323 



Tamils 203 



Thomomys 246 



umbrosus, Microtus 420 



Sorex 19 



unalascensis, Dicrostonyx 398 



Microtus 413 



underwoodi, Hylonycteris 52 



Rheomys 367 



ungava, Alopex 150 



E votomys 403 



Phenacomys 400 



Vulpes 150 



ungaveusis, Thalarctos 107 



Thalassarctos 107 



Ungulates, even-toed 481 



odd-toed 498 



unicinctus, Dasypus 503 



Urocryptus biUneatus 37 



Urocyon 147 



borealis 147 



calirornicus 147 



catalina; 147 



cinereoargenteus 147 



clementae 149 



floridanus 148 



fraterculus 148 



furvus 148 



gualemala; 149 



inyoensis 148 



littoralis 149 



ocythous 148 



parvidens 149 



santacruzEe 149 



scottii 148 



sequoiensis 147 



texensis 148 



townseadi 147 



virginianus 147 



Uroderma 55 



bilobatum 55 



convexum 55 



Urotrichus gibbsii 16 



ursina, Phoca 163 



ursinas, Arctocephalus 163 



Callorhinus 163 



Promops 87 



Ursus 92 



absarokus 102 



alascensis 102 



alexandras 104 



altifrontalis 90 



amblyceps 91 



americanus 90 



andersoni 101 



apache 101 



arctos 92 



arizonae 9" 



