538 



CALIFORNIA ACADEMY OF SCIENCES. 



Woodwardia radicans 415 



Wren, cactus 430 



Guadalupe 312 



Parkman's 424, 430, 453 



rock 430 



Wren-Tit 431 



Xanthidium antilopjeum 433 



cristatum 434 



fasciculatum 434 



Xanthiutn Canadense 402 



Xanthocepbalus xanthocephalus 428 



JTerobotrys venulosa 490 



Xylococcus bicolor 496 



Xylotrichus nauticus 71 



planifrons 71 



Yellow Throat, western 430 



Zauschneria Californica 397 



cana 398 



villosa 397 



Zenaidura macroura 425 



Zonotrichia coronata 298, 423 



gambeli 422, 429 



Zostera marina .< 414 



Zygadenus Fremonti 413 



Zygobaris 256 



