MILLEIJ AND KEHN: NORTH AMERICAN MAMMALS. 321 



driiininondi (Neotoma), 102. 

 diuiumondii (Arvicola), 117. 

 druiniuoiidii (Microtus), 117, SOS. 

 dubius (Peromyscus), 72. 

 Duplicidentata. 175. 

 duraugi {Sciurus), 31. 

 dutcheri (Microtus), 119. 

 dychei (Reithrodontomys), 96. 

 dyselius (Peromyscus), 72. 

 Dysopes abrasus, 271. 

 gracilis, 272. 



eburneus (Larus), 193. 

 ecaudata (Diphylla), 295. 

 Echimys trinitatis, 170. 

 Echinoinys centralis, 170. 

 Echinosciui'us, 25. 

 Ectophyll-a, 292. 



alba, 292. 

 edax (Arvicola), 120. 

 edax (Microtus), 120. 

 Edentata, 8. 

 edwardsi (Lepus), 182. 

 effugius (Sciurus), 27. 

 elaphus (Cervus), 18. 

 Elasmognathus, 24. 



bairdii, 24. 



dowii, 24. 

 elator (Dipodomys), 150. 

 elegans (Spermophilus), 48. 

 elongata (Mephitis), 212. 

 elucus (Procyon). 229. 

 Emballonuridae, 267. 

 Euiballonurinae, 267. 

 emmonsi (Ursus), 234. 

 emmonsii (Ursus), 234. 

 empetra (Arctoniys), 58. 

 empetra (Mus), 48. 

 empetra (Spermophilus), 48. 

 energumenos (Lutreola), 220. 

 energumenos (I'utorius), 220. 

 Enhydris lutris, 210. 

 enixus (Microtus), 118. 

 epixanthum (Erethizon), 173. 

 epixanthus (Erethizon), 173. 

 Eptesicus, 260. 



albigularis, 261. 



bahamensis, 260. 



cubensis, 261. 



fuscus, 260. 



gaumeri, 261. 



nielanops, 260. 



niiradorensis, 260. 



peninsulae, 261. 



propinquus, 260. 

 eremicus (l)orcelaphus), 16. 

 eremicus (Hesi^eromys), 72. 

 eremicus (Lepus), 183. 

 eremicus (Lynx), 201. 



eremicus (Odocoileus). 16. 

 eremicus (Perognatlius), 161. 

 eremicus (Peromyscus), 72. 

 eremicus (Sigmodon), 90. 

 Erethizon, 172. 



couesi, 173. 



dorsatiim, 172. 



dorsatus, 172. 



epixanthum, 173. 



epixanthus, 173. 



my ops. 173. 



picinum, 172. 



picinus, 172. 

 Erethizontidae, 172. 

 Erethizontinae, 172. 

 Erignathus, 194. 



barbatus, 194. 

 erminea (Putorius), 223. 

 erythroglutaeus (Spermophilus), 48. 

 eskimo (Putorius), 222. 

 estor (Canis), 209. 

 estor (Cratogeoniys), 139. 

 estor (Mephitif?), 213. 

 Euarctos, 233. 

 Euderma, 265. 



maculata, 265. 



maculatum, 265. 

 Eumetopias, 191. 



stelleri, 191. 

 Eutamias, 39. 



affinis, 44. 



alpinus, 40. 



amoenus, 40. 



borealis, 44. 



bulleri, 40. 



callipeplus, 40. 



caniceps, 40. 



caurinus, 40. 



cinereicollis, 40. 



coiisobrinus, 42. 



dorsalis, 41. 



felix, 44. 



f rater, 41. 



gracilis, 44. 



hindsi, 41. 



inyoensis, 45. 



luteiventris, 44. 



macrorhabdotes, 41. 



melanurus, 42. 



merriami, 41, 42, 4S. 



minimus, 42. 



neglectus, 44. 



obscurus, 42. 



ochrogenys, 45. 



oreocetes, 42. 



palmeri. 43. 



pauamintinus, 43. 



pictus, 42. 



pricei, 43. 



