954 



U. S. NATIONAL MUSEUM BULLETIN 205 



yukonensis, Glaucomys, 272 



Lemmus, 566 



Lutra, 763 



Sciuropterus, 272 

 yumanensis, Bassariscus, 713 



Myotis, 90 



Vespertilio, 90 



zacatecae, Neotoma, 537 



Perognathus, 371 



Reithrodontomys, 451 



Thomomys, 323 

 Zalophus, 783 



californianu9, 783 

 zalophu9, Fiber, 616 



Ondatra, 616 

 zamelas, Peromyscus, 488 

 zamicrus, Nesophontes, 53 

 zamorae, Peromyscus, 503 

 zanjonensis, Sigmodon, 528 

 zaphaeus, Glaucomys, 273 



Sciuropterus, 273 

 Zapodidae, 622 

 Zapodinae, 622 

 Zapus, 622 



abietorum, 630 



acadicus, 623 



alascensis, 624 



alleni, 626 



americanus, 623 



australis, 629 



Zapus — Continued 

 brevipes, 623 

 campestris, 624 

 canadensis, 623 

 cinereus, 627 

 curtatus, 627 

 eureka, 628 

 hardyi, 623 

 hudsonius, 622 

 idahoensis. 626 

 imperator, 627 

 insignis, 629 

 kootenayensis, 625 

 ladas. 622 

 luteus. 628 

 major, 626 

 minor, 625 

 montanus, 628 

 nevadensis, 627 

 ontarioensis, 622 

 orarius, 628 

 oregonus, 626 

 pacificus, 628 

 palatinus, 627 

 pallidus, 624 

 princeps, 625 

 rafinesquei, 624 

 roanensis, 630 

 saltator, 625 

 tenellus, 624 



Zapus — Continued 



trinotatus, 627 



utahensis, 627 

 zarhinus, Vampyrops, 76 

 zarhynchus, Peromyscus, 509 

 zeledoni, Marmosa, 6 

 zelotes, Peromyscus, 501 

 zeteki, Cryptotis, 42 

 zibethicus, Castor, 615 



Fiber. 615 



Ondatra, 615 

 zinseri, Cratogeomy9, 347 



Platygeomy9, 347 



Vulpes, 686 

 Ziphiidae, 650 

 Ziphius, 652 



cavirostris, 652 



grebnitzkii, 652 



semijunctus, 652 

 zonalis. Aotus, 122 



Heteromys, 415 

 Zuniensis, Cynomys, 189 

 Zygodontomys, 520 



cherriei, 520 



seorsus, 520 



ventriosus, 520 

 Zygogeomys, 353 



tarascensis, 353 



trichopus, 353 

 zygomaticus, Dipodomys, 390 



Oryzomys, 431 



U. S. GOVERNMENT PRINTING OFFICE: 1955 



