750 
U. S. P. R. R. EXP. AND SURVEYS — ZOOLOGY GENERAL REPORT. 
Figures.— Edwards' Birds, VI, pi. 278.— Add. B. of Am. pi. 349 ; oct. ed. V, pi. 308. 
Sp. Ch. — Smaller than the preceding, and is the smallest North American species of this family. Mult. Head and entire 
under parts dark bluish ashy, or nearly slate color ; darker and nearly black on the top of the head ; abdomen and under tail 
coverts with transverse bands of white. Nock behind and upper part of back dark reddish chestnut ; other upper parts brownish 
black, with circular spots and irregular transverse stripes of white. Quills brownish black, with small spots of white ; tail 
nearly the same colors. Very young. Entirely bluish black. 
Total length (from tip of bill to end of tail) about 5 inches ; wing, 3£ ; tail, 1J inches. 
Hab. — Middle and southern States on the Atlantic ocean. 
One of the most uncommon of North American birds, and highly prized by naturalists and 
collectors. It is, however, apparently more abundant in the West Indies. 
Coturnicops, Bonap. 
PORZANA NOVEBORACENSIS. 
Yellow Rail. 
Fulica noveboracensis, Gmelin, Syst. Nat. I, 1788, 701. 
Gallinula noveboracensis, Latham, Ind. Orn. II, 1790, 771. 
Ortygometra noveboracensis, Stephens, Shaw's Zool. XII, 1824.— Bon. List, 1838 Aud. Syn. 1839 , 213.— Ib. 
Birds Am. V, 1842, 152; pi. 307. 
Rallus (Crex) noveboracensis, Bon. Specchio Comp. 1827, 212.— Ib. Am. Orn. IV, 1832, 136; pi. xxvii.— Nurr. 
Man. II, 1834, 215. 
Rallus noveboracensis, Sw. F. B. Am. II, 1831, 402.— Aud. Orn. Biog. IV, 1838, 251 ; pi. 329. 
Porzana noveboracensis, ? 
Coturnicops noveboracensis, Bon. 1854. 
Perdix hudsonica, Lath. Ind. Orn. II, 1790, 655. 
Rallus ruficollis, Vieill. Nouv. Diet. 2d ed. XXVIII, 556.— Ib. Gal. II, 1825, 168 ; pi. 266. 
Figures.— Vieill. Gal. II, pi. 266.— Aud. B. of Am. pi. 329 ; oct. ed. V, pi. 307. 
Sp. Ch. — Entire upper parts ochre yellow, with longitudinal wide stripes of brownish black and transverse narrow stripes of 
white. Neck and breast reddish ochre yellow ; many feathers tipped with brown ; middle of abdomen white ; flanks and 
ventral region with wide transverse bands of dark reddish brown and narrow bands of white ; under tail coverts rufous, with 
email spots of white ; under wing coverts white. Total length (from tip of bill to end of tail) about 6 inches ; wing, 3| ; 
tail, 1^ inches. 
Hab. — Eastern North America. 
A very handsome little bird, reminding one of a young chicken in its general appearance. 
It is of rather unusual occurrence on the sbores of fresh and salt waters in the eastern States of 
the republic. 
List of specimens. 
Catal. No. 
Locality* 
When collected. 
Whence obtained. 
Length. 
Stretch 
of wings. 
Wing. 
10394 
1722 
1090 
....do 
Oct. 16,1844 
Spring of 1843 
do 
7.24 
13. 50 
3. 80 
