196 THE CANADA GOOSE. 
enlarges to 9 twelfths. The coeca are 9£ inches long, 7 twelfths in their 
greatest width, but only 2 twelfths at the commencement, their extremity 
narrow but obtuse. The rectum is 81 inches long ; there is no remarkable 
cloacal enlargement. 
The sternum is very similar to that of a swan ; its length 6.J inches, its 
