352 PROCEEDINGS: BOSTON SOCIETY NATURAL HISTORY. 



Vulpes vafra, 205. 

 velox, 20(5. 

 vulpes (Cauis), 204. 



■\vagneri (Sciura.*;), ;]00. 

 Wagneria. 231. 



annulata, 231. 

 wanli (Ovibos), 22. 

 wasliingtoni (Lepus), 180. 

 washingtoiii (Putorius), 223. 

 washingtonii (Lepus), 180. 

 waterliousei (Otopterus), 279. 

 waterliousii (Macrotus), 278, 279. 

 waterliousii (Otopterus), 279. 

 watsoui (Tylomys), 89. 

 wortmani (Spermophilus), 57. 

 wortmani (Tamias), 57. 

 wrangeli (Evotomys), 113. 

 wraugeli (Syuaptoniys), 133. 



xanthiuiLS (Dasypterus), 2(53. 

 xanthogeuys (Mustela), 224. 

 xantliogeuys (Putorius), 224. 

 xantliognatha (Arvioola), 124. 

 xauthognathus (Arvicola), 124. 

 xanthognathus (Microtus), 124. 

 xanti (Lepus), 181. 

 Xenomys, 110. 



nel.soni, 110. 

 Xenurus, 11. 

 Xerospermophilus, 46. 



yagouarouudi (Felis), 198. 

 yaguarundi (Felis), 199. 

 yakiiuensis (Spermophilus), 53. 

 yakutatensis (]\Iicrotus), 121. 

 yelmensis (Thoniomys), 145. 

 yucatauicus (Lepus), 187. 

 yucatanieus (Peroniysous), 87. 

 yucatauicus (Sciurus), 28. 



yukoneusis (Lemmus), 134. 



(Scitiropterus), 62. 

 yumanensis (Myotis), 256. 

 yumauen.sis (Vesptrtilio), 2.5<). 



zacateeae (Perognathus), 160. 

 Zalophus, 190. 



califoruiauus, 191. 

 Zapodiuae, 166. 

 Zapus, 106. 



abietorum, 169. 



alasceusis, 166. 



alleui, 168. 



americanus, 1(5(5. 



caiupestris. 167. 



Iiardyi. 306. 



hudsouius, 166, 306. 



iuiperator, 306. 



iusigni.';. 16S, 169. 



ladas, 1(56. 



major, 167. 



minor , 167. 



iiioutanu.-^, 1()8. 



nevadeusis. 167. 



orarius, 168. 



oregonus, 167. 



pacificus, 1(58. 



priuceps, 167. 



roanensis, 169. 



saltator, 1(58. 



tenellus, 167. 



trinotatus, 167. 30 7. 

 zarhynchus (Peromyscus), 87. 

 zibethicus (Castor), 130, 131. 

 zibethicus (Fiber), 131. 

 zibeticits (Fiber), 131. 

 Zygodontomys. 95. 



cherriei, 95. 

 Zygogeomy.s, 143. 



trichopus, 143. 



Printed, December, 1901. 



