214 
NEW-YORK FAUNA — BIRDS. 
(EXTRA LIMITAL.) 
C. montanus. (Towns. Tr. Ac. Sc. Vol. 7, p. 192. Aud. Yol. 5, pi. 318.) Female , dull yellowish 
above; forehead, band over the eye, fore part of the neck and all beneath white; bill black; top 
of the head and nape dark yellowish brown. Tail even, yellowish brown tipped with yellowish 
white. Male, unknown. Length, 8‘5. Rocky mountains. 
GENUS SQUATAROLA. Cuvier. 
Habits and general appearance of the preceding. Feet four-toed; hind toe very small. 
THE WHISTLING PLOVER. 
SQUATAROLA HELVETICA. 
PLATE LXXIX. FIG. 180 (Spring plumage). 
(STATE COLLECTION.) 
Tringa Helvetica. Linnjeus, Syst. Nat., p. 250. 
Charadrius apricarius. Wilson, Am. Orn. Vol. 7, p. 73, pi. 59, fig. 4. 
Vanellus helveticus. Ord’s reprint of Wilson, Vol. 9, p. 42. Squatarola, Cuvier. 
C. ( Squatarola) id. Bonaparte, Ann. Lyc. N. Y. Vol. 2, p. 293. 
Vanellus mclanogastcr . Temminck, Vol. 2, p. 547. Richardson, F. B. A. Vol. 2, p. 370. Nuttall, Man. Orn. 
Vol. 2, p. 26. 
Charadrius helveticus. Audubon, Birds of Am. Vol. 5, p. 199, pi. 315. Giraud, Birds of Long island, p. 211. 
Characteristics. Mottled. Bill long. Summer, mottled with black and white; beneath 
black. Winter, mottled with black and yellow ; beneath whitish. 
Young and moulting, varied with black and whitish, often dull white 
spotted with brown. Length, 11'5. 
Description. Bill longer than the head, straight, stout, 1 * 5 long. Wings scarcely ex¬ 
tending beyond the tail, which is slightly rounded. A rudimentary web between the toes. 
Hind toe with a minute nail. 
Color, varies much with the season. In summer, forehead dull white ; head greyish 
white ; bill, throat, breast, and axillary feathers black. The specimen represented in the 
plate was shot early in the spring, and scarcely requires further detail. A specimen labelled 
“ young" in the State Collection, is marked as follows : The color and arrangement of the 
markings resemble those of the C. virginiacus, although somewhat lighter. Inner triangu¬ 
lar spots on the tertials rufous. Frontlet, chin and obsolete line over the eye dull grey. Head 
