KNOT OR ASH-COLOURED SANDPIPER. 135 
On the roof of the mouth is a double series of small blunt papille. 
The tongue is very slender, 1,4, inch long, emarginate and papillate at 
the base, channelled above, horny beneath, the point rather acute. The 
cesophagus is 4% inches long, narrow, its diameter 33 twelfths. The 
proventriculus is oblong, 53 twelfths in diameter, 9 twelfths long. The 
stomach is an extremely powerful gizzard, of a roundish form, 1 
inch and 5 twelfths long, its greatest breadth 11 inch; the cuticular 
lining thin, horny, with large longitudinal ruge. The intestine 25 
inches long, its average diameter 33 twelfths; cceca cylindrical, 3 
twelfths long. The contents of the stomach are fragments of mussels 
and gravel, with which part of the intestine is also filled. 
The trachea is 3} inches long, flattened, 2} twelfths broad at the top, 
diminishing to 2 twelfths; its rings very slender and unossified, 98 in 
number; the bronchial half-rings about 15. The lateral muscles very 
thin, the sterno-tracheal slender. 
