INDEX. 
843 
Goura 563 
Graafian follicle 220 
Grace's warbler 306 
Grackle 
blue-headed 411 
boat-tailed 412 
brass 413 
green 414 
purple 413 
rusty 411 
texas 412 
Grackles 410 
rusty 411 
Gracuiavus 
agilis 827 
anceps 827 
lentus 827 
pumilus 826 
velox 826 
Graculus 
idahensis 824 
macropus 824 
Gradation of tail 117 
Grallatores altinares 648 
Grallatorial 
anseres 677 
foot 129, 130 
Granatellus 287, 311 
Granulation of podotheca 125 
Grass 
quit 392 
plover 641 
sparrows 364 
Grass finch 364 
western 365 
Grasshopper sparrow 365 
henslow's 366 
le conte's 366 
Grasshopper sparrows 365 
Grass-snipe 626 
Gravity, centre of 91 
Gray 
duck 693 
forked-tailed petrel 782 
geese 684 
greenlet 334 
grouse 579 
jays 425 
kingbird 433 
little flycatcher 443 
owls 508 
phalarope 614 
ruffed grouse 585 
shrikes 337 
snipe 622 
song sparrow 372 
star buzzard 551 
towhee 398 
Gray-back 632 
Gray-cheeked thrush 247 
Gray-headed snowbird 379 
Gray-winged gull 742 
Great 
black-backed gull 742 
blue heron 657 
Carolina wren 277 
crested flycatcher 434 
egret herons 658 
gray owl 509 
herons 657 
horned owl 503 
marbled godwit 635 
northern diver 789 
northern shrike 337 
white egret 658 
white heron 658 
Greater 
coverts 110 
longbeak 623 
scaup duck 701 
shearwater 785 
telltale 638 
titmouse 263 
yellowshanks 638 
Great-footed hawk 534 
Grebe 
americau eared 796 
american red-necked 794 
crested 794 
dark's 794 
european eared 795 
horned 795 
pied-billed 797 
St. domingo 796 
western 793 
Grebes 792, 794 
spear-bill 793 
thick-bill 796 
Green 
finch 398 
grackle 414 
heron 662 
jays 424 
sandpiper 639 
Green-backed humming-bird 463 
Green-crested flycatcher 441 
Green-head 69l" 
Greenland 
gyrfalcon 533 
mealy red-poll 353 
Greenlet 
bell's 335 
black-capped 336 
black-whiskered 332 
blue-headed 333 
brotherly love 332 
cassin's 333 
grav 334 
button's 334 
least 335 
plumbeous 334 
red-eyed 331 
solitary 333 
Stephens' 335 
yellow-green 332 
yellow-throated 333 
warbling 332 
western warbling 333 
white-eyed 334 
Greenlets 329 
Green-shanks 639 
Green-tailed towhee 398 
Groove-billed ani 472 
Grosbeak 
black-headed 389 
blue 390 
cardinal 393 
evening 342 
pine 343 
rose-breasted 389 
Grosbeaks 340 
blue 390 
cardinal 393 
song 388 
Ground 
cuckoos 473 
doves 566, 569 
sparrows 360 
warblers 310 
Groups 
higher than genera 234 
taxonomic equivalence of 73 
Groups 
zoological 72 
Grouse 576, 577 
black 578 
blue 579 
Canada 578 
common sharp-tailed 581 
dusky 579 
franklin's spruce 579 
gray 579 
gray ruffed 585 
northern sharp-tailed 579 
Oregon ruffed 585 
pale pinnated 584 
pine 579 
pinnated 583 
pin-necked 583 
pin-tailed 581 
red rufi'ed 585 
richardson's dusky 579 
rocky mountain snow 583 
ruffed 584, 585 
sage 580 
sharp-tailed 581 
snow 585 
sooty 580 
spotted 578 
spruce 578 
tree 578 
willow 586 
Gruber's buzzard 553 
Gruidaj 666 
Gruiformes 666 
Grus 
americana 203, 666 
canadensis 203, 667 
fraterculus 667 
haydeni 823 
pratensis 667 
proavus 823 
Guan, texan 573 
Guans 573 
Guillemot 
black 814 
briinnich's 818 
californian 817 
common 816 
pigeon 815 
sooty 815 
spectacled 815 
thick -billed 817 
Guillemots 810, 816 
Guinea-fowl 574 
Guiraca 390 
coerulea 390 
Gula 96 
Gular 96 
Gular pouch 210 
Gull 
american herring 743 
american mew 746 
black-headed 750 
bonaparte's rosy 751 
californian 745 
common american 745 
european herring 743 
european mew 746 
fork-tailed 753 
franklin's rosy 751 
glaucous 741 
glaucous-winged 741 
gray-winged 742 
great black-backed 742 
ice 741, 749 
ivorv 749 
kittiwake 748 
