Index 
Pacifie, 467. 
Point Arena, 479. 
Point Reyes, 480. 
Sierra, 473. 
Aplodontia californica, 531. 
columbiana, 437. 
chryseola, 437. 
humboldtiana, 437. 
leporina, 437 
major, 437. 
rainieri, 437. 
nigra, 437. 
olympica, 437. 
pacifica, 437. 
phaea, 437. 
rufa californica, 522, 525; burrow 
system of, 523; habitat of, 
524; life study of, 531; map 
showing distribution, 455. 
columbiana, 522, 464; map show- 
ing distribution, 455, 
grisea, 437. 
humboldtiana, 521, 522; map 
showing distribution, 455. 
nigra, 479, 521; map showing dis: 
tribution, 455. 
olympica, 460; map showing dis- 
tribution of, 455. 
pacifica, 467; map showing dis- 
tribution of, 455. 
phaea, 480, 531; map showing 
distribution of, 455; nest- 
galleries of, 521; plan of 
underground tunnels, 520. 
rainieri, 522, 465; map showing 
distribution of, 455. 
rufa, 437, 454, 522, 525; map 
showing distribution of, 455. 
Aplodontia, Excavations of Burrows 
of the Rodent, with Observa- 
tions on the Habits of the Ani- 
mal, 517. 
Aplodontia, Revision of the Rodent 
Genus, 435. 
Aplodontiidae, history of the, 447. 
Arizona elegans, 192. 
Ascaphus truei, 139. 
Bailey, Vernon, 438. 
Bangs, Outram, 438. 
Bat, big-eared, little, 292. 
Brown, Alaska, 267. 
La Grulla, 290. 
Large, 314; dorsal view of, opp. 
392. 
California, origin of, 240. 
Little, 279; dorsal view of, opp. 
392. 
cave, 259. 
foliage, oak, 285. 
free-tailed, Mexican, 361; cluster 
of, opp. 384. 
Tacubaya, 357. 
fringed, 297. 
hoary, 330; dorsal view of, opp. 
390; ventral view of, opp. 388. 
Hollister, 261. 
leaf-nosed, California, 252; cave of, 
opp. 384. 
long-legged, interior, 271. 
northwestern, 267. 
lump-nosed, dorsal view of, opp. 
390. 
intermediate, 344. 
pale, 340. 
mastiff, dorsal view of, opp. 394; 
head of, opp. 396; ventral view 
of, opp. 394. 
California, 370. 
Merriam, 311; dorsal view of, opp. 
392. 
Miller, 278. 
pallid, desert, 348. 
little, 288. 
Pacific, 352; dorsal view of, opp. 
390. 
pocketed, 360. 
red, dorsal view of, opp. 392. 
western, 323. 
Sierra, high, 9, 263; dorsal view of, 
opp. 392. 
silvery-haired, 300. 
spotted, 336; dorsal view of, opp. 
388. 
Tejon, 276. 
western, 305. 
Yuma, 273. 
Bats, 223; age variation of, 244; 
classification of, 245; conserva- 
tion of, 238; dentition of, 243; 
economic value of, 238; enemies 
of, 237; key to California, 246; 
geographic distribution of, 241; 
habits of, 232-236; measure- 
ments of, 227; average measure- 
ments of the California species 
of, 251; modes of preserving, 
228; nomenclature of, 245; senses 
of, 228-232; sexual variation of, 
244; voice of, 236. 
Bat, A New Species of the Genus 
Myotis from the High Sierra 
Nevada of California, 9. 
Bats, Notes on Some, from Alaska 
and British Columbia, 431. 
Bats, A Synopsis of the Species of 
[ 538 ] 
California, 223. 
Batrachoseps attenuatus, 136; map 
showing range of, 137. 
major, 136; map showing range 
of, 137. 
pacificus, 136; map showing range 
of, 137. 
Beavers, 75; astragalus of, 95; bones 
of the limbs and of the pectoral 
and pelvie girdles, tabulation of 
the differences noted in, 96-98; 
caleaneum of, 95; clavicle of, 89; 
femur of, 92; fibula of, 94; hum- 
erus of, 89; os innominatum of, 
92; radius of, 91; ribs of, 88; 
scapula of, 88; sternum of, 88; 
tibia of, 93; ulna of, 91; verte- 
