474 CLASS AVES. 



Boie refers Motacilla Modularis, (Accentor of Cuv.) 

 to this genus. 



Buenos Ay res IVren. Sylvia Platensis, Lath. PL Enl. 



t. 730. f. 2. 

 Red varied with black, beneath white ; quills and tail 

 banded. South America. 



The second section form the genus Thryothorus of 

 Vieillot : the base of their bill is broad, the hind toe 

 long and slender, and the spurious feather long. Lives 

 in watery places in America. 



Great Carolina Wren, Cerfhia Caroliniana, Wilson, 



A, O. iii. t. 12. f. 5. Sylvia Ludoviciana, Lath. PI. 



Enl. t. 730. f. 1. Troglodytes Arundinaceus and 



Thryothorus Lateralis, Vieil. 



Reddish brown ; wings and tail black-barred, beneath 



light rusty ; eyebrows yellowish. Pennsylvania. 



Marsh Wren, Certhia Palustris, Wilson, A. O. ii. 

 t. 12. f. 4. Thryothorus Arundinaceus, Vieil. 



Dark brown ; crown black ; neck and back black, 

 white streaked ; eyebrows white, beneath silvery-white ; 

 vent brownish. United States. 



The Wagtails, (Motacilla, Bechst.) 

 unite, to a still more slender beak than that of the 

 Warblers, a long tail, which they raise and lower in- 

 cessantly, elevated legs, and, particularly, scapulary 

 feathers, long enough to cover the end of the folded 

 wing, which gives them an analogy with most of the 

 waders. 



The Wagtails Proper, (Motacilla, Cuv.) 

 have the claw of the thumb curved like the other 

 Warblers. 



