BIRDS-SYLVICOLIDAE-DENDROICA VIRENS, 
267 
Comparative measurements of species. 
Catal. 
No. 
Species. 
Locality. 
Sex. 
Length. 
Stretch 
of wings 
Wing. 
Tail. 
Tarsus. 
Middle 
toe. 
Its claw 
alone. 
Bill 
above. 
Along 
gape. 
Specimen 
measured. 
4.62 
2.56 
2.24 
0.70 
0.54 
0.15 
0.43 
0.50 
Dry. 
o 
5.00 
8.00 
2.75 
Fresh.... 
3 
4.70 
2.63 
2.24 
0.70 
0.58 
0.16 
0.40 
0.50 
I)rv__ 
4.66 
7.00 
2.66 
Fresh.... 
8 
4.60 
2.76 
2.20 
0.71 
0.54 
0.14 
0.42 
0.55 
Drv. 
5.50 
8.50 
2.83 
5.20 
2.64 
2.32 
0.76 
0.64 
0.18 
0.40 
0.50 
Dry. 
OQDQ 
A 
5.30 
3.10 
2.47 
0.76 
0.62 
0.16 
0.41 
0.50 
33^4 
A 
5.10 
2.86 
2.46 
0.76 
0.62 
0.19 
0.38 
0.52 
34 IQ 
A 
4.64 
2.52 
2.16 
0.74 
0.58 
0.16 
0.40 
0.50 
Dry. 
1908 
A 
4.68 
2.28 
2.04 
0.66 
0.50 
0.16 
0.40 
0.54 
Dry. 
£931 
A 
4.82 
2.98 
2.34 
0.68 
0.58 
0.18 
0 42 
0.56 
Dry.. 
7902 
o 
5.10 
2.74 
2.28 
0.68 
0.56 
0.16 
0.38 
0.52 
Dry. 
2459 
5.10 
2.94 
2.40 
0.74 
0.70 
0.18 
0.46 
0.60 
Dry. 
2430 
o 
n 
4.80 
2 78 
2.28 
0.70 
0.66 
0.19 
0.42 
0.56 
Dry. 
2233 
V 
8 
o 
4.40 
2.54 
2.08 
0.68 
0.54 
0.18 
0.40 
0.54 
Dry. 
97fi 
4.40 
2.40 
2.14 
0.70 
0.54 
0.16 
0.40 
0.52 
Drv. 
V 
5.00 
7.50 
2.50 
10163 
3 
4.60 
2.40 
1.82 
0.64 
0.52 
0.12 
0.40 
0.48 
Dry. 
7349 
Ohio.. 
4.20 
2.54 
1.96 
0.60 
0.50 
0.14 
0.38 
0.50 
Dry. 
10165 
6.00 
3.08 
2.32 
0.78 
0.04 
0.19 
0.44 
0.56 
Dry. 
1545 
O 
4.84 
2.86 
2.24 
0.74 
0.60 
0.18 
0.44 
0.52 
Dry.. 
5.75 
9.00 
3.00 
978 
o 
4.70 
2.80 
2.16 
0.74 
0.62 
0.18 
0.38 
0.53 
Dry. 
V 
5.17 
8.33 
2.92 
Fresh.... 
940 
A 
4.56 
2.54 
2.20 
0.72 
0.60 
0 18 
0.46 
0.56 
Dry. 
o 
5.25 
8.17 
2.66 
Fresh.... 
947 
o 
4.10 
2.36 
1.84 
0.68 
0.54 
0.16 
0.40 
0.52 
Dry. 
V 
4.91 
7.50 
2.33 
Fresh.... 
10211 
5.00 
2.72 
2.32 
0 80 
0.66 
0.18 
0.48 
0.62 
Dry. 
10212 
o 
o 
4.86 
2.46 
2 00 
0.80 
0.64 
0.18 
0.44 
0.56 
Dry. 
2212 
V 
4.56 
2.42 
2.10 
0.68 
0.52 
0.16 
0.40 
0.58 
Dry. 
o 
4.75 
7.75 
2.42 
2278 
o 
3.94 
2.24 
1.98 
0.66 
0.50 
0.16 
0.38 
0.48 
Dry. 
V 
4.50 
7.17 
2 25 
4363 
Dendroica kirtlandii.... 
5.50 
2.78 
2.56 
3.82 
0.60 
0.16 
0.44 
0.56 
Dry. 
783 
* 
5.22 
2.72 
2.42 
0.78 
0.66 
0.18 
0.42 
0.53 
Dry. 
962 
o 
4.60 
2.60 
2.06 
0.72 
0.62 
0.18 
0.42 
0.50 
Dry. 
o 
5.00 
8.33 
2.66 
2511 
o 
4.10 
2.52 
2.04 
0.70 
0.60 
0 16 
0.38 
0.44 
Dry.. 
1091 
V 
3 
4.30 
2.20 
2.04 
0.70 
0.58 
0.16 
0.41 
0.52 
Dry. 
2386 
4.94 
2.66 
2.24 
0.68 
0.58 
0.16 
0.46 
0.56 
1098 
Washington, D. C.. 
Q? 
5.32 
2.56 
2.30 
0.67 
0.52 
0.16 
0.55 
0.68 
Dry. 
DENDROICA VIRENS, Baird. 
Black-throated Green Warbler. 
Motadlla virens, Gmelin, Syst. Nat. I, 1788, 985. 
Sylvia virens, Latham, Ind. Orn. II, 1790, 537.— Vieillot, Ois. Am. Sept. II, 1807, 33 ; pi. xciii.— Wilson, Am. 
Orn. II, 1810, 127 ; pi. xxvii, f. 3.— Bonap. Obs. Wils. 1826, No. 146.— Nuttall, Man. I, 1832, 
376 — Aud. Orn. Biog. IV, 1838, 70 ; pi. 399. 
Sylvicola virens , “ Swainson,” Jard. ed. Wils. 1832.— Bonap. List, 1838.— Aud. Syn. 1839, 55.— Ib. Birds Amer. 
II, 1841, 42 ; pi. 84 — Reinhardt, Vid. Med. for 1853, 1854, 72, 81. 
Rhimanphus virens, Cabanis, Mus. Hein. 1851, 19.— Ib. Journ. Orn. Ill, 1855, 474. 
Sp. Ch. —Male—Upper parts, exclusive of wing and tail, clear yellow olive green, the feathers of the back with hidden 
streaks of black. Forehead and sides of head and neck, including a superciliary stripe, bright yellow. A dusky olive line 
from the bill through the eye, and another below it. Chin, throat, and fore part of breast, extending some distance along on 
