LITTLE GUILLEMOT. 307 
testine, fg hi, is 164 inches, its diameter 2} twelfths, and nearly uni- 
form as far as the rectum, which is 1! inch long, at first 3 twelfths in 
diameter, enlarged into an ovate cloaca of great size, Fig. 3. b; the 
ceca a, a, 43 twelfths long, cylindrical, } twelfth in diameter, obtuse. 
The trachea, Fig. 1. /, 7, is very wide, flattened, its rings unossified, 
its length 2;% inches, its breadth 3 twelfths, nearly uniform, but at the 
lower part contracted to 2 twelfths. There are 75 rings, with 5 infe- 
rior blended rings, which are divided before and behind. The bronchi, 
Fig. 1. m, m, are wide and rather elongated, with about 25 half rings. 
The contractor muscles are extremely thin, the sterno-tracheal slender ; 
there is a pair of inferior laryngeal attached to the first bronchial 
rings. 
The above account of the digestive organs of this bird will be seen 
to be very different from that given by Sir Everard Home, who has, in 
all probability, mistaken the species. ‘ There is still,” says he, “ one 
