Index 



slevini, 388, 402; picture of l<> 

 eality, opp. 396. 

 ustulata swainsoni, 388, 405; pic- 

 ture of locality, op|>. 396. 

 ustulata, 70, 215, 388, 405; pie 

 ture of locality, opp. 396. 

 Hyptis emoryi, 87, 146. 

 Hystricops, 458. 

 Ibis, glossy, white-faced, 116, 



wood, 116. 

 Icteria virens longicauda, 70, 204, 



386, 405. 

 Icterus bullocki, 69, 82, 164, 383, 404. 



cucullatus nelsoni, 69, 163. 

 Iguana, desert, 508, 515. 

 Iridoproene bicolor, 185. 

 Iron wood, 505. 

 Isehyromyidae, 457. 

 Isolation, associational, 99; geo 

 graphic, 99, 481, manner of oper 

 ation, 482; geographical, and mi 

 gration, Wagner 's theory of 

 475; physiographic, 99; in poly- 

 typic evolution, 415; its relation 

 to speciation, 462. 

 Ixoreus naevius naevius, 388, 405. 

 Jack rabbit, California, 376. 



Colorado Desert, 250. 

 Jackson Lake, Siskiyou County, 341. 

 Jay, blue-fronted, 382. 



California, 382. 

 Jones, L. Hollister, 52. 

 Junco, Sierra, 172, 384. 

 Junco oreganus thurberi, 172, 384, 

 401; picture of locality, opp. 396. 

 Kangaroo Creek, Siskiyou County, 



347. 

 Kangaroo Mouse, Mono, 302. 

 Kangaroo rat, big desert, 240, 290. 



Merriam, 241. 

 Kellogg, Louise, 295, 335, 405. 

 Killdeer, 121, 379. 

 Kingbird, western, 146. 

 Kingfisher, belted, 131. 



Texas green, 131. 

 Kinglet, ashy, 212. 



golden-crowned, western, 388. 

 ruby-crowned, 388. 

 Kofoi'd, C. A., 53, 416, 472, 475. 

 Lampropeltis boylei, 41, 46, 48, 49, 

 507, 509, 531. 

 pvrrhomelaena multicincta, 41, 45, 

 '46. 

 Lanius ludovicianus excubitorides, 



78, 82, 188. 

 Lanivireo solitarius cassini, 69, 82, 

 189, 385, 405; picture of locality, 

 opp. 396. 

 Larrea, 315. 



divaricata, 79, 80, 87, 282. 

 tridentata, 505. 

 Lasionvcteris noetivagans, 352, 404. 

 Latax,'469. 



Lepus californicus ealifomicus, :;77, 



4(12. 

 deserticola, 65, 78, 80, 82, 101, 

 250. 

 washingtonii klamathensis, 376, 

 401. 

 Lichanura roseofusca, 41, 46, 48. 

 Light", J. E., 25. 

 Linnet, California, 164, 383. 

 Literature cited, 20, 29, 50, 269, 304, 

 309, 325, 334, 389, 410, 490, 536. 

 Lizard, color change in, 511; tail- 

 dropping faculty of, alii; IV 

 moral pores of, 511. 

 Lizard, alligator, San Diegan, 38. 

 Bailey, 33. 



brown-shouldered, 35. 

 collared, Bailey, 508, 511, 521. 

 desert, 509, 524. 

 night, 509, 528. 

 whip-tailed, 509, 511. 529. 

 dusky, scaled, 37. 

 fence, 35, 



gridiron-tailed, 33, 508, 511, 519. 

 horned, Blainville, 38. 



desert, 38. 

 leopard, 34, 508, 522. 

 Mearns, 34. 

 mountain, 36. 

 orange-throat, Belding, 40. 

 rough-scaled, 37, 505, 509, 511, 526. 

 san. I, ocellated, 508, 511, 516. 

 whip tailed, Stejneger, 39. 

 Loon, common, 113. 

 Lophortvx californica californica, 

 403. 

 vallicola, 379. 

 gambeli, 65, 73, 74, 75, 77, 82, 122. 

 Lutra californica, 309. 



canadensis brevipilosus, 307; meas- 

 urements of skulls of, 308; 

 plates of, opp. 310. 

 pacifiea, 307. 

 periclyzomae, 307. 

 sonora, 305. 

 Lycium andersoni, 79, 84, 143, 144, 

 145. 

 parishi, 84. 

 Lynx eremicus californicus, 254. 

 eremicus, 76, 82, 253. 

 fasciatus, 360, 402. 

 pallescens, 360. 

 Macrotus californicus, 80, 269. 

 Mallard, 115. 



Mammalian Genus Microdipodops 

 from California, A Second 

 Species of the, 301; literature 

 cited, 3ii4. 

 Mammals and Birds of the Lower 

 Colorado Valley, An Account of 

 the, with Especial Reference to 

 the Distributioml Problems Pre- 

 sented, 51; literature cited, 269. 



[551] 



