AMERICAN GOLDEN PLOVER. 
203 
long, its greatest diameter 8 twelfths, its glandules oblong and about a twelfth 
in length. The stomach, c, d, e,f is a very powerful gizzard of an irregular 
roundish form, 1 inch 5 twelfths long, 1 inch twelfths in breadth ; its 
lateral muscles very large and distinct, +he right, d, 4 twelfths. thick, the 
left, e, 3 twelfths, the tendons large ; the epithelium thick, longitudinally 
rugous, and of a reddish colour. The intestine, g, h, i, is 2 feet 2 inches long, 
its diameter about 2 twelfths ; the coeca 2 inches 2 twelfths long, their 
diameter at the base half a twelfth, toward the end 2 twelfths ; the rectum 
3 twelfths in diameter, and 2h inches long. 
In the stomach were several shrimps. The lobes of the liver very un- 
equal, the right being 2\ inches in length, the other lyV No gall-bladder. 
The trachea is wide, flattened, membranous, 4 twelfths broad at the upper 
part, gradually diminishing to 2 twelfths, its rings, which are very slender, 
about 100. The lateral muscles exceedingly thin, but becoming more dis- 
tinct towards the lower part ; the sterno-tracheal slender. Bronchi of 
moderate length, of about 20 half-rings. 
AMERICAN GOLDEN PLOVER. 
Charadrius marmoratus, Wagler. 
PLATE CCCXVI. — Adult in Summer, "Winter, and Spring. 
The Golden Plover spends the autumn, winter, and part of the spring, in 
various portions of the United States, appearing in considerable numbers 
both along the coast and in the interior, and not unfrequently on our highest 
grounds. A much greater number, however, proceed in severe winters 
beyond the limits of our Southern States, and the partial migrations of this 
species are much influenced by the state of the weather. They are more 
abundant along the sea shores of the Middle and Eastern Districts from the 
middle of April to the beginning of May, whereas in autumn they range 
over the interior, and more especially the western prairies. In the early 
part of May they congregate in immense flocks, and commence their journey 
toward more northern regions, where they are said to breed. 
This bird moves on the ground with sprightliness. When observed, ii 
