208 University of California Publications in Zoology. ["Vol. 7 



CHECK-LIST OF THE SPECIES. 



PAGE 



1. Odocoileus hemionus (Eafinesque) 208 



2. Antilocapra americana (Ord) 211 



3. Marmota flaviventer (Aud. and Bach.) (f) 211 



4. Citellus oregonus (C. H. Merriam) 213 



5. Citellus mollis (Kennicott) 216 



6. Ammospermophilus leucurus leucurus (C. H. Merriam) 219 



7. Callospermophilus trepidus Taylor 220 



8. Eiitamias pictus (Allen) 222 



9. Onychomys brevicaudus C. H. Merriam 228 



10. Peromyscus maniculatus sonoriensis (LeCoute) 228 



11. Peromyscus crinitiis (C. H. Merriam) 23.5 



12. Reithrodontomys megalotis deserti Allen 237 



13. Neotoma nevadensis Taylor 243 



14. Neotoma einerea occidentalis Baird 249 



15. Microtus mordax (C. H. Merriam) 251 



16. Microtus (Lagurus) intermedius, new species 253 



17. Thomomys fuscus fisheri C. H. Merriam 258 



18. Thomomys nevadensis C. H. Merriam 262 



19. Perodipus microps levipes C. H. Merriam 267 



20. Dipodomys merriami nevadensis C. H. Merriam 272 



21. Perognathus parvus olivaceus C. H. Merriam 274 



22. Perognathus nevadensis C. H. Merriam 279 



23. Zapus princeps oregonus Preble 281 



24. Erethizon epixanthum Brandt 287 



25. Sylvilagus nuttalli grangeri (Allen) (?) 288 



26. Lepus californicus wallawalla C. H. Merriam (?) 291 



27. Lynx baileyi C. H. Merriam 293 



28. Canis lestes C. H. Merriam 293 



29. Taxidea taxus (Schreber) 296 



30. Putorius cicognani (Bonaparte) 298 



31. Putorius arizonensis Mearns 299 



32. Sorex palustris navigator (Baird) 301 



33. Myotis lucifugus longicrus (True) 302 



34. Antrozous pallidus pallidus (LeConte) 303 



GENERAL ACCOUNTS. 



Odocoileus hemionus (Rafinesque). 



Mule Deer. 



Deer did not seem to be common in the monnlains. Their 



scarcity may, of course, have been more ai)pai-ent than real ; for 



in our bird-shooting we probably frightened many of them from 



the neighborhood of our camps. However, when it is considered 



