﻿78 



INDEX. 



Microtus musignani. 09. 

 nivalis, 66. 

 oregoni, 9, 60-62. 

 pallidus, 51. 

 pauperrimus, 51. 

 pennsylvanicns, 66. 

 (pentameroclont species), 65. 

 piuetorum, 9, 58, 59. 

 principalis, 69. 

 prze-svalskii, 51. 

 quasiater, 60. 

 ratticeps, 66. 

 roylii, 54. 

 savii, 60. 



siktimensis, 65, 66. 



speothen, 75. 



stoliczkanus, 9, 52, 54. 



straclieyi, 54. . 



strauchi, 58. 



(subgenus), 62-66. 



subterraneus, 60. 



terrfenoTfe, 66. 



terrestris, 9, 66, 69. 



(tetramerodont species), 65. 



townsendi, 66. 



"vrynnei, 55. 



xantliognatlius, 66. 

 Micrurus, 17, 58. 

 Mictomys, 9, 18, 35-36. 

 Misothermus, 16, 38. 

 Mus, 11. 



amphibius, 11. 

 terrestris, 11. 

 Mijnomes, 15, 19, 20, 21, 23, 62. 

 Myocastor, 13. 

 Myodes, 15, 20, 24. 

 Myolemmus, 16, 38. 

 Mj'otalpa, 8. 

 Myotalpiuae, 8. 



iV^eocZon, 16, 19, 23,62, C5. 



Neofiber, 9, 17, 19, 69-71. 



Nomenclature, 11-19. 



Ochetomys. 17, 66. 



Ondatra, 13. 



Palatine bone, 27. 



Paludicola, 17, 19, 21, 23, 62. 



Pedoniys, 9. 16, 19, 22, 55-50. 



Pentamerodout species of Microtus, 65. 



Phaiomys, 9, 17, 56-58. 



Phenacomys, 8, 9, 18, 40-42. 



celatns, 42. 



iutermedius, 9, 42. 



latimanus, 42. 



longieauda, 10, 42. 



oramontis, 42. 



oropbilus, 42. 



truei, 42. 



ungava, 42. 

 Pinemys, 16, 58. 

 Pitymys, 9. 15, 19, 22, 24, 58-60. 

 Praticola, 17, 22, 62. 

 Psammomys, 15, 58. 

 Siphneince, 8. 

 Siphneus, 8. 

 Sylvicola, 17, 22, 62. 

 Synaptomys, 8, 9, 16, 32-36. 



cooperi, 9, 35. 



dalli, 36. 



fatuus, 35. 



belaletes, 35. 



innuitus, 9. 



(subgenus), 34-36. 



truei, 36. 



wrangeli, 36. 

 Terricola, 17, 58, 62. 

 Tetramerodon, 18, 62. 

 Tetramerodont species of Microtus, 65. 

 Voles, 8. 



