LIST OF PLATES. 



To Face 



I'LATE Page 



I. Cabassims noveiii-cinctus 4 



II. Hydrodamalis gigas 5 



III. Manatus latirostris 6 



I\'. Hyperoodon rostratus 15 



W Delphinaptcrus leucas and Phocaena communis 20 



\'I. Orcinus sjladiator and Pseudorca crassidens 22 



VII. Globiocephalus melas and Grampus griseus 24 



X'lII. Lagenorhynchus acutus 25 



I.\. Dclphinus delphis and Tursiops tursio 28 



X. Lissodelpliis borealis and Prodelphinus euphrosinae 30 



XI. Dicotyles tajacu 33 



XII. Cervus canadensis 34 



XIII. Ranijifer caribou 35 



XI\'. Alces americanus 37 



XV. Odocoileus americanus 3g 



X \' I. Antilocapra americana 43 



X\'II. XX. Oreamnus montanus 44 



XXI. Ovis ceriina 46 



X.XII. Ovibos moschatus 48 



XXIII. Bison americanus 49 



XXI\'. Plrithizon dorsatus 264 



.\X\'. Lepus (Limnolagus) telmalemonus 277 



XWI. Lepus americanus and Lepus (Silvilagus) tloridanus 280 



X.WII. Lepus (Microlagus) cinerascens and Lepus (Microtolagus) mer- 



riami 287 



XW'III. Felis concolor 293 



XXI.X. Canis latrans 299 



X.X.X. \'ulpes pennsylvanica 303 



XX.XI. Urocyon cinereo-argcnteus 307 



X X.XII. Ursus (Thalassarctus) maritimus 310 



XXX I II. Ursus (Danis) horribilis 312 



XXXIV. Ursus (Euarctus) americanus 313 



XXXV. Bassariscus astutus 316 



XXX\'I. Gulo luscus 333 



XXXX'II. Lutra canadensis sonora 352 



XX.X\'III. Latax lutris 354 



XXXIX. Eunietopias stelleri and Zaiophus californianus 355 



XL. Callotaria ursina 357 



.XLI. Trichechus rosmarus 358 



.XLII. XLI\'. Macrorhinus angustirostris 359 



.XL\'. Cystophora cristata 360 



XL\'L Halichoerus grypus and Phoca (Erignathusi barbata 361 



XL\"II.-.XL\III. Phoca iHistrinphocaj fasciata 362 



-XLIX. Phoca vitulina and Phoca (Pagophilai groenlandica 363 



