llllli X 



Rhinocheilus leeontei, 42, 46, 48, 49. 



Richmond, C. W., 1. 



River Otter. See Otter. 



River Otters in California, Distribu- 

 tion of, with Description of a 

 New Subspecies, 305. 



Roadrunner, 130, 131. 



Robin, western, 216, 280, 388. 



Rowlev, John, acknowledgment to, 

 317. 



Rush Creek, Siskiyou County, 346. 



Salamander, garden, 327. 



Salix fluviatilis, 70. 

 nigra, 70. 



Salmon, Colorado, 62. 



Saloon Creek Divide, Trinity County, 

 343; illustration showing nature 

 of, opp. 392. 



Salpinctes obsoletus obsoletus, 80, 86, 

 90, 208. 



Salvadora grahamiae, 42, 46, 48, 49. 



San Jacinto area of Southern Cali- 

 fornia, reptiles of, 31. 



Sandpiper, least, 121. 

 spotted, 121, 379. 



Sapsucker, red-breasted, Sierra, 381. 

 red-naped, 132. 



Sauromalus ater, 34, 46, 48, 49, 507, 

 509, 511, 522. 



Sayornis nigricans, 68, 149, 382, 404. 

 sayus sayus, 80, 86, 149. 



Scapanus latimanus latimanus, 351, 

 401. 



Sceloporus biseriatus, 35, 36, 46, 48, 

 49. 

 graciosus, 36, 45, 46, 49. 

 magister, 37, 46, 47, 48, 507, 509, 

 526; picture of caves inhabited 

 by, opp. 542. 

 orcutti, 37, 38, 46, 47, 48, 49. 



Sciuravus, 457. 



Sciurus douglasii albolimbatus, 375, 

 401. 

 griseus griseus, 375, 404. 



Scott River Valley, Siskiyou County. 

 340; illustration showing nature 

 of, opp. 392. 



Second Species, A, of the Mammalian 

 Genus Microdipodops from Cali- 

 fornia, 301; literature cited. 304. 



Selasphorus rufus, 382, 404. 



Shasta County, map of portion of 

 traversed in zoological explora- 

 tions, 337. 



Shasta, Mount, included in Sierra 

 fauna, 406, 408. 



Shoveller, 115. 



Shrew, Montere}', 352. 

 Sierra Nevada, 351. 



Shrew-mole, large, 351. 



Shrike, white-rumped, 188. 



Sialia currucoides, 389. 400. 

 mexicana anabelae, 216. 

 bairdi, 216. 



occidental^, 76, 216, 389, 405. 

 Sidewinder, 1 1, 509, 511, 534. 

 Sigmodon hispidus arizonae, 233. 

 eremicus, 70, 72. H7. 98, 101, 230; 

 measurements of. 232. 

 Sigmogoinphius, 458. 

 Siskin, pine, 383. 



Siskiyou County, map of portion of 

 traversed in zoological explora- 

 tions, 337. 

 Sitkan district, 7. 

 Sitta canadensis, 387, 405. 



carolinensis aculeata, 3S7, 405. 

 Skink, western, 40. 

 Skunk, spotted, Arizona, 259. 

 California, 359. 

 striped, Arizona, 257. 



Northern California, 359. 

 Snake, burrowing, desert, 509, 510, 

 531. 

 faded, 43. 



garter, California, 43. 

 gopher, western, 4.'!. 

 ground, Texas, 509, 530. 

 king, coral, 41. 



Boyle, 509, 531. 

 long-nosed, 42. 

 milk, Boyle, 41. 

 night, spotted, 42. 

 patch-nosed, 42. 

 ring-necked, western, 41. 

 Snake. See also Rattlesnake; Side- 

 winder. 

 Solitaire, Townsend, 388. 

 Sonora episcopa, 507, 509, 530. 



occipitalis, 507, 509, 510, 531. 

 Sonoran, Lower, zonal diagnosis, 65. 

 Sorex californicus, 465. 

 halicoetes, 465. 

 montereyensis mariposae, 402, 466. 



montereyensis, 352, 402, 466. 

 obscurus longicauda, 466. 

 obscurus, 466. 

 ventralis, 466. 

 sinuosus, 465. 

 tenellus lyelli, 466. 

 myops, 466. 

 nanus, 466. 

 tenellus, 466. 

 vagrans amoenus, 3.51, 401, 465; 

 picture of locality, opp. 396. 

 vagrans, 401, 465. 

 Soricidae, 465. 

 Sparrow, black-chinned, 172. 

 Brewer, 171, 282. 

 chipping, western, 170, 384. 

 desert, 173. 

 English, 383. 

 fox, 7. 



Shuuiagin, 384. 

 thick-billed, 384. 

 Yakutat, 384. 

 golden -crowned, 384. 

 intermediate, 168. 



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