28. Relation of Pectoral Muscles of Birds, &c. 
Loggerhead shrike 
Lanius ludovicianus excubitorides. 
8.04 per cent. 
Gold’n-wing’d w’d 
Colaptes auratus. 
r 
Red-headed woodpecker. ..8.21 per cent. Wild goose............ 10.22 
elanerpes erythrocephalus. 
White-throated sparrow....8.31 
. Zonotrichia albicollis. 
Chewinck 8.60 
Pipilo erythrophthalmus. 
Olive-backed.-thrush ....... 8 
cc 
“cc 
lylocichla ustulata swainsoni. 
Cliff swallow Ji 
Petrochelidon lunifrons. 
Summer warbler 8.76 
Dendræca estiva. 
White-bellied nuthatch.. ...9.03 
itta carolinensis. 
Purple martin 9.19 
Progne subis. 
Poddy duck. kersie scans :0.34 
Erismatura rubida. 
Orchard oriol.. sirs... er 9.42 _ 
Lcterus spurius. 
Baltimore oriole.......... +9.51 
Icterus galbula 
Blue-winged teal,..... 0029.58 
; Querquedula discors. 
Rose-breasted grosbeak., . . 9.66 
Habia ludoviciana, 
Titmouse 9.78 
è Parus atricapillus. 
Fox sparrow 9.87 
Passerella iliaca. 
Crow blackbird.......... 9.99 
Quiscalus versicolor. 
Belted kingfisher... e8 eee 10.03 
Ceryle alcyon. 
Sparrow, ...........10.03 
Spizella monticola, 
Blue-bird . eee Peewee sesee 10.05 
Sales Hali: 
From the following comparisons of the hen and the goose with 
the nearest allied wild species which I have been enabled to ob- 
itd 
Branta canadensis. 
Meadow lark 
Sturnella magna. 
10,24 
wt 
Red-eyed vireo........ 
Vireosyluia olivacea. 
Field sparrow . ......4+10.55 
Spizella pusilla. 
Scarlet tanager......... 10.65 
Pyranga rubra, 
Chimney swift,........10.75 
ætura pelagica. 
paean IEEE - 11.09 
Lctopistes migratorius. 
Chipping sparrow, sae II.14 
Spizella socialis. 
Black-throated bunting. . 11.23 
uspiza americana. 
Robin. 
II.4I 
4 
Turdus migratorius, 
American goldfinch.. ... 11.43 
Astragalinus tristis. 
Cow-bird , 11.50 
Molothrus ater. 
King-bird . 11,61 
Tyrannus carolinensis. 
Wood duck ... 1.91 
Aix sponsa, 
Wood pewee... 12.10 
Contopus virens 
. 
Green-winged teal. ....12.14 
ettion carolinense, 
Shore lark......... sbpokgi3a 
Otocoris alpestris, 
Quail.............0...14.99 
Ortyx virginianus. 
Ruffed grouse . seccee. 15.51 
Bonasa umbellus. 
Mourning dove........ 16.33 
carolinensis. 
(January, 
.09 per cent. 
“ee 
3 
