INDEX* 



Titles of papers in this volume, and names of new 

 bold-faced type 



species, are printed in a 



Abrouia villosa, 78. 



Acacia greggii, 83, 282. 



Accipiter cooperi, 69, 124, 380, 404. 

 velox, 69, 75, 124, 380, 404. 



Achyronvchia cooperi, 241. 



Actitis macularius, 68, 121, 370, 404. 



Aeronautes melanoleucus, 86, 96, 143. 



Age, change due to, in a single spe- 

 cies, 418. 



Agelaius phoeniceus neutralis, 162. 

 nevadensis, 383, 403. 

 sonoriensis, 65, 69, 72, 97, 161, 

 162. 



Alexander, Annie M., 1, 52, 336, 405; 

 gifts by, 306, 416. 



Aluco pratincola, 127. 



Ameiurus nebulosus, 62. 



Amixia, 483. 



Annnospermophilus harrisi, 288, 292. 

 harrisi, 80, 86, 101, 102, 219, 225; 



measurements of, 220, 222. 

 saxicola, 221. 

 leueurus leucurus, 80, 86, 101, 102. 

 221, 225; measurements of, 222, 

 223. 



Amphibia, new, from .Southern Cali- 

 fornia, 327. 



Amphibians, of Southeastern Cali- 

 fornia, 503; habitat, limitations 

 of, in Turtle Mountains region, 

 507. 



Amphibians and Reptiles of South- 

 eastern California in the Vicin- 

 ity of the Turtle Mountains, 

 Notes on the Local Distribution 

 and Habits of, 503. 



Amphispiza bilineata deserticoia, 78, 

 80, 81, 86, 173. 

 nevadensis nevadensis, 78, 80, 17.".. 



Analysis, An, of the Vertebrate 

 Fauna of the Trinity Region of 

 Northern California, 399; litera- 

 ture cited, 410. 



Anas platyrhynchos, 67, 115. 



Anser albifrons gambeli, 11. 



Anthus rubescens, 68, 206. 



Antrozous pallidus pallidus, 70. 263. 



Aphelocoma californica californica, 

 382, 404. 



Aplodontia, A Previously TJnde- 

 scribed, from the Middle North 

 Co?st of California, 297. 



Aplodontia californica, 295, 296, 370, 

 401; figure of skull, opp. 398. 



*Univ. Calif. Publ. Zool., vol. 12. 



columbiana, 499; comparison 

 with A. c. rainieri, with A. c. 

 californica, and with A. rufa 

 grisea, .">no. 

 chryseola, 295, 296, 297, 369, 370, 

 401, -Oil', 407; measurements, 

 371 ; pictures of burrow s, opp. 

 394; picture of habitat, opp. 

 396; figures of skulls, opp. 398. 

 major, 295. 



nigra, 297, 298, 299; measure- 

 in. ids, 300. 

 phaea, 296, 297, 298, 299, 370; 



measurements, 300. 

 rufa, 299. 



grisea, 497; comparison with 

 A. r. rufa, with A. r. olvm- 

 pica, 497, 498; with A. cali- 

 fornica eolumbiana, and with 

 A. c. rainieri, 198. 

 Aplodontia chryseola, a New Moun- 

 tain Beaver from the Trinity 

 Region of Northern California, 

 295. 

 Aplodontias from Western North 



America, Two New, 497. 

 Archilochus alexandri, 69, 71, 82, 143, 



144, 146. 

 Ardea herodias treganzai, 67, 96, 116, 



118; measurements of, 118. 

 Arizona elegans, 43. 

 Asclepias subulata, 87, 146. 

 Associational areas of the Colorado 

 Valley, 66; river, 67, 68; willow 

 cottouwood, 69, 70, pictures of, 

 opp. 278; tule, 72; arrowweed, 

 7::, picture of, opp. 278; quail- 

 brush, 74, 75, picture of, opp. 

 280; mesquite, 75. 76, pictures 

 of, opp. 280; saltbush, 77, 78, 

 pictures of, opp. 2S2, 290; creo- 

 sote (mesa), 80; catclaw (or 

 wash), s2, picture of, opp. 282; 

 Saguaro, 85; Encelia (rocky 

 hills), 86, picture of, opp. 288; 

 three factors in restriction of, 

 96. 

 Associations, plant and animal, of 



southeastern California, 506. 

 Astragalinus lawrencei, 76. 166. 

 psaltria hesperophilns, 7."., 76, 82, 



86, 165, 3S3, 403. 

 tristis salicamans, 383, 403. 

 Astur atricapillus striatulus, 380, 404. 



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