252 



U. S. p. K. R EXP. AND SURVEYS — ZOOLOGT — GENERAL REPORT. 



HELMITHEEUS VERMIVORUS, Bonap. 



Worm-eating Warbler. 



1 Motacilla vermivora, Gmelin, Syst. Nat. I, 1788, 951. 



Sylvia vermivora, Latham, Ind. Orn. II, 1790, 499.— Wilson, Am. Orn. Ill, 1811, 74 ; pi. xxiv, f. 4.— Bonap, Obe. 



Wilson, 1826.— Add. Orn. Biog. I, 1832, 177 : V, 460 ; pi. xxxiv. 

 Sylvia (Dacnis) vermivora, Nottall, Man. I, 1832, 409. 

 Sylvicola vermivora, Rich. List, 1837. 



Helinaia vermivora, Acd. Syn. 1839, 66.— Ib. Birds Am. II, 1841, 86 ; pi. 105. 

 Helmilhcrus vermivorns, Bonap. Conspectus, 1850, 314. — Cab. Mus. Hein. 1850, 20. 

 Ficedula pemisyhanica, Brisson, Orn. VI, 1760, app. 102. 



Vermivora pennsylvaniea, " Swainson," Bonap. List, 1838. — Gosse, Birds, Jam. 1847, 150. 

 Helmitheros migratorius, RAFiNEsftuE, Jour, do Phys. LXXXVIII, 1819, 417. — Hartladb, Rev. Zool. 1845, 342. 

 Vermivora fulvicapilla, Swainson, Birds, II, 1837, 245. 



Sp Ch. — Bill nearly as long as the head ; upper parts generally rather clear olive green. Head with four black stripes and 

 three brownish yellow ones, namely, a black one on each side of the crown and one from behind the eye, (extending, in fact, a 

 little anterior to it,) a broader median yellow one on the crown, and a superciliary from the bill. Under parts pale brownish 

 yellow, tinged with buff across the breast, and with olivaceous on the sides. Tail unspotted. Female nearly similar. Length, 

 5.50 ; wing, 3.00 ; tail, 2.35. 



ifad.— Eastern United States to Missouri river ; south to Guatemala. 



The first three quills are ahout equal and decidedly longer than the fourth, 

 slightly rounded. A specimen from Florida is brighter olive above. 



The tail is 



List of specimens. 



Locality. 



Carlisle, Pa... 



do 



Wasliington . . 



do 



Cape Florida , 



Independence, Mo. 

 Guatemala 



When col- 

 lected. 



April 26, 1845 

 May 13, 1841 



Sept. 25, 1857 



May 27, 1857 



Whence obtained. 



S. F. Baird , 



do , 



W. Hulton , 



J. C. McGuire .. 

 G. Wurdcmann. 



Wm. M. Magraw . 

 J.Gould 



Orig'l 

 No. 



Collected by- 



Dr. Cooper. 



Length. 



6.75 



5.75 



Stretch 

 of wings. 



8.75 



Wing. 



2.75 



3.00 



Upper mandible black- 

 ish, lower black, very 

 light legs. 



Iris brown, bill brown, 

 feet flesh color. 



HELMITHERUS SWAINSONII, Bonap. 



Swainson's Warbler. 



Sylvia swairttonii, Aud. Orn. Biog. II, 1834, 563 : V, 462 ; pi. cxcviii. 



Sylvicola nvainsonii. Rich. List, 1837. 



Vermivora swainsonii, Bonap. List, 1838. 



Helinaia swainsonii, Aud. Syn. 1839, 66. — Ib. Birds Amer. II, 1841, 83 ; pi. civ, (type of genus.) 



lielmitherm swainsonii, Bonap. Conspectus, 1850, 314. — Cabanis, Mus. Hein. 1850, 20. 



Sp. Ch. — Bill as long as the head. Upper parts dull olive green, tinged with reddish brown on the wings, and still more on the 

 crown and nape ; a superciliary stripe and the under parts of the body are white, tinged with yellow, but palest on the tail 

 coverts ; the sides pale olive brown. There is an obscure indication of a median yellowish stripe on the forehead. The lores 

 are dusky. No spots or bands on wings or tail. Length, 5.60 ; wing, 2.85 ; tail, 2.20. 



Hob. — South Atlantic States. 



The bill of this species is on a line with the forehead, the upper outline nearly straight 

 almost to the tip, the lower quite so. The wings are long, the quills attenuated at tip ; the 



