778 U. 8. P. R. R. EXP. AND SURVEYS—ZOOLOGY—GENERAL REPORT. 
Sp. Cu —Head and neck all round chestnut ; chin black ; forehead dusky. Region round the eye, continued along the side 
of the head as a broad stripe, rich green, passing into a bluish black patch across the nape. Under parts white, the feathers of 
the jugulum with rounded black spots. Lower portion of neck all round, sides of breast and body, long feathers of flanks and 
scapulars beautifully and finely banded closely with black and grayish white. Outer webs of some scapulars, and of outer secon- 
daries black, the latter tipped with white; speculum broad and rich green ; wing coverts plain grayish brown, the greater coverts 
tipped with buff. A white crescent in front of the bend of the wing ; crissum black, with a triangular patch of buffy white on 
each side. Lower portion of the green stripe on each side of the head blackish, with a dull edge of whitish below. 
Female with the wings as in the male. The under parts white, with hidden spots on the jugulum and lower neck ; above 
dark brown, the feathers edged with gray. 
Length, 14 inches ; wing, 7.40; tarsus, 1.14; commissure, 1.68. 
Hab.—Whole of North America ; accidental in Europe. 
Males vary in having the under parts sometimes strongly tinged with ferruginous brown. 
List of specimens. 
| 
Catal.) Sex. Locality. When col- | Whence obtained.|Orig’!| Collected by— | Length. | Stretch | Wing. Remarks, 
No. lected. No. of wings. 
3336 | G | Carlisle, Pa...... e000 Mar.120; 1847 [isa kuyBalrdats nicl cocsen|aelaucisieacieceinee ote eeiselenee |Coeiselstrell cists s\eeetll onisisetstet Gand onoasoduceees 0 
287 Q eeeee: O.. ceee secs cence April 10, 1841 ]...... do.. .... 000. eeere seeseee 
207 Q pocnee O.. eeeveece eecees Oct. 31, 1840]...... dO.. coccnvee 
5461 | eeoee Blackfoot country......| 1855.......+5 (Lt. Warren ...00- a9 
5462 | © | Big Bend, Mo...... --| Oct. 10, 1856 |...... Ossisieesieses a6 
6903 | @ | Nelson river, H. B.T...).....0eseeeeee DiiGunneess. ene. AA 
9721 | @ | Great Salt Lake City... «+-.| Capt. Beckwith..|.. 
5122 } cee Indianola ......+ eseses | Feb. 14, 1855} Capt. Pope ...... Feet bright yellow,bill b’k, 
iris red, gums yellow. 
9734) | MEM Paso; Texas’... c.cess|sncseccrocsced| MajnEMOLy,cvcoclencers Tae Olarks veal ertesiewel te cdeitdee saccwees 
9722 fof Rio Rito, Laguna, N. M.| Nov. 12, 1854 | Lt. Whipple...... 3 | Kenn. and MOIL|.. 
9732 | O «.| Nov. —, 1854) ...60. Oss ceecicnes Dell eaters 
4245 | Q | Chihuahua....... ....| Oct. 16, 1854] J. Potts........+.].0ee0e 56.5000 CCACDONGD 
9731 QO Camp 118, B. W. Fork...) Feb. 10, 1854} Lt. Whipple..... 37 =| Kenn. and Moll. 
9720 Q evecee GOs. veccsevcescces | Feb. 8, 1854]...... DOsisiacistefeisieis Tid teaterelers dOwn scree. 
9728 |...00. Boca Grande, Mexico..| Mar. —, 1858 | Maj. Emory.....- 31 | Dr. Kennerly.. 
9724 |reeee Bodega, Cal. ...... «ee.| Dec. —, 1854 | Lt. Trowbridge. ..|...... T. A Szabo... 
9733 | G | Shoalwater bay, W. T..| musts wialieleieielpie[se Gov. Stevens ....| 60 | Dr. Cooper.....| 15,00 24.50 [eeeeeeee Iris brown, bill and feet 
| pale gray. 
9730 | GO | Fort Steilacoom........| Jan. 20, 1854|...... AO.cmeeeireks LQ DES SWCK Le Yiee'aie| isis cttts el et terasios Sdoucde ace ehtheicnsicceemente 
NETTION CRECCA, Kaup. 
English Teal. 
Anas crecca, Linn. Syst. Nat. I, 1766, 204.—Gme tiy, I, 1788, 532.—Temminck, Man. II, 846. 
Querquedula crecca, STEPHENS, Shaw’s Gen. Zool. XII, 1, 1824, 146. 
© Neltion crecca, Kaur, Entw. Europ. Thierw. 1829.”’ 
Sp. Cx.—Similar in size and general appearance to Nettion carolinensis. No white crescent in front of the bend of the wing ; 
the elongated scapulars black externally ; internally creamy white. 
Hab.—Europe. Accidental on the eastern coast of the United States. 
This species is exceedingly similar to the common green-wing teal, but is readily distinguish- 
able on comparison. The lower border of the green on the side of the head, and a curved line 
running very near the anterior and superior outline of the side of the head, are quite distinctly 
whitish, instead of being merely obsoletely paler, as in the other. The transverse bands of the 
upper parts and sides are more sharply defined and rather more distant. The hand at the end 
of the greater coverts is broader and whiter, that at the end of the lesser is narrower. The 
