XXXVI INTRODUCTION. 



Table VI. 



List of Species which merely winter in Pennsylvania, and migrate in summer to rear 

 their young in the Fur Countries. 



Falcon idye. Falco peregrinus, Buteo lagopus, Buteo (Circus) cyaneus (young only). 



Strigid/e. Strix brachyota. 



Merulidye. Merula migratoria. A few breed in Pennsylvania. 



Sylviadte. Anthus aquaticus. 



Fringillidye. Alauda cornuta, Emberiza Canadensis, Fringilla leucophrys, F. iliaca, F. 

 hyemalis, F. purpurea, Coccothraustes Ludoviciana. 



Certhiadye. Troglodytes hyemalis. 



Grallatores. Calidris arenaria, Charadrius vociferus, Ch. pluvialis, Vanellus melanogaster, 

 (a few breed within the state,) Limosa fedoa, L. Hudsonica, Scolopax Wilsonii. 



Natatores. Podiceps cornutus, P. Carolinensis, Sterna arctica, St. nigra, Larus argenta- 

 toides, L. leucopterus, L. canus, Anas clypeata, A. (Chauliodus) strepera, A. (Dafila) 

 caudacuta, A. (Boschas) domestica, A. (B.) crecca, Mareca Americana, Oidemia per- 

 spicillata, O. fusca, O. Americana, Fuligula vallisneria, F. ferina, F. marila, F. rubida, 

 Clangula vulgaris, CL albeola, Harelda glacialis, Mergus merganser, M. serrator, Anser 

 Canadensis, A. bernicla, Colymbus glacialis, C. septentrionalis, Uria alle. In all 52. 



Table VII. 



List of Species which summer (or breed) in the Fur Countries and in Pennsylvania, but 



winter farther to the southward. 



Vulturidye. Cathartes aura. 



FalconidvE. Aquila (Pandion) haliseeta. 



LaniadjE. Tyrannus intrepidus. 



Merulidje. Merula Wilsonii, M. solitaria, Orpheus rufus, O. felivox. 



Sylviad/e. Erythaca (Sialia) Wilsonii, Sylvicola aestiva, S. petechia, Setophaga ruticilla, 



Seiurus aurocapillus. 

 AmpelidjE. Vireo olivaceus, Bombycilla Americana. 

 FringillidjE. Carduelis Americana (only a very short time absent from Pennsylvania), 



Pyranga rubra. 

 Sturnidje. Molothrus pecoris, Agelaius phceniceus, Icterus Baltimore, Quiscalus versicolor, 



Scolecophagus ferrugineus. 

 CerthiadjE. Troglodytes aedon, T. palustris. 

 Trochilid^e. Trochilus colubris. 

 Hirundinidte. Hirundo bicolor, H. Americana, H. riparia, H. purpurea, Cypselus pelasgius. 



