( 515 ) 



WHITE-CROWNED SPARROW. 



Fringilla leucophrys, Bonap. 



PLATE CXIV. Vol. II. p. 88. 



The lower mandible is broader than the upper, and deeply concave ; 

 the palate ascending, with two longitudinal ridges, forming a soft pro- 

 tuberance at their junction anteriorly ; the 

 upper mandible beneath with three ridges and 

 four grooves. Tongue 4 twelfths long, 

 deeper than broad, with a median groove 

 above, and tapering to an acute point. (Eso- 

 phagus, a he, 2 inches 3 twelfths in length, its 

 greatest width when dilated 5 twelfths. 

 Proventriculus, & c, 3 twelfths in breadth. Sto- 

 mach, de, placed obliquely, 6 twelfths long, 7| 

 twelfths broad, its lateral muscles large and 

 distinct, the lower muscle also prominent, 

 but thin, the epithelium as usual, with strong 

 longitudinal rugse. Intestine, efghijy 8 inches 

 long, from 2 twelfths to 1^ twelfth in breadth ; 

 coeca, 2,1^ twelfth long, and ^ twelfth in breadth, 

 9 twelfths distant from the extremity,/ Tra- 

 chea 1 inch 8 twelfths long, the rings 70 

 with 2 dimidiate, pretty firm and a little flat- 

 tened. Bronchial half rings about 12. Mus- 

 cles as usual, the inferior laryngeal mode- 

 rately large. 



