BIRDS OF NORTH AND MIDDLE AMERICA. 



519 



male with yelloAV of under parts richer, chestnut streaks on chest and 

 sides much heavier, j^ellow tips and margins to middle and greater 

 wing coverts more conspicuous, as well as purer yellow, and dusky 

 portions of remiges darker, more nearly black; adult female much 

 more richly colored than that of D. p. petecJua^ nearly always,^ in per- 

 fect plumage, entirely bright yellow beneath, and with the chest and 

 sides usuall}' more or less streaked with pale chestnut. 



Young. — Above plain olive-gray; remiges and rectrices as in the 

 adult female; middle wing-coverts broadly tipped with dull grayish 

 white or pale buli'y gray, the greater coverts more narrowly tipped 

 with the same; sides of head pale brownish gray, relieved by an 

 orbital ring of dull white; chin, throat, chest, and sides of breast very 

 pale buffy grayish; rest of under parts white. 



Adult ma^t'.— Length (skins), 117-133 (121.1); wing, 59-01 (02.3); 

 tail, 47-56(49.1); exposed culmen, 11-13(11.3); tarsus, 21-22(21.3); 

 middle toe, 11-13 (11.8).' 



Adult female.— l^ength (skins), 117-123 (120.3); wing, 56-64 (60); 

 tail, 46-51 (48.6); exposed culmen, 11; tarsus, 20-22 (21); middle toe, 

 11-12 (11.1).' 



Islands of Porto Rico, Vieques, St. Thomas, Virgin Gorda, Anegada, 

 and St. Croix, Greater Antilles; islands of Anguilla, St. Bartholomew, 

 St. Eustatius, St. Christopher, Barbuda, and Antigua, Lesser Antilles.* 



\_Dendroica petechial var. rnficapiUa (not Motadlla rujicajjilla Ginelin) Baikd, 

 Brewer, and Ridgway, Hist. N. Am. Birds, i, 1874, 217 (Porto Rico, St. 

 Thomas, St. Croix, and St. Bartholomew). 



' Among a series of twenty-seven adult females none show any admixture of gray on 

 the upper parts and only one a very slight admixture of whitish on the under parts. 

 ' Nineteen specimens. 

 ^ Seventeen specimens. 

 Specimens from different islands average, according to the series measured, asfollows: 



Locality. 



Ex- 

 posed 

 culmen. 



Middle 

 toe. 



MALES. 



Seven adult males from Porto Rico 



Five adult male.s from Vieques 



Three adult males from St. Thomas 



One adult male from Antigua 



One adult male from St. Bartholomew . . 



One adult male from St. Christopher 



One adult male from St. Eustatius 



FEMALES. 



Seven adult females from Porto Rico . . . 



Six adult females from Vieques 



Two adult females from St. Thomas 



One adult female from St. Bartholomew 

 One adult female from St. Eustatius 



11.7 



11.2 



11 



11 



11 



11 



11 



11 

 11 



11 

 11 



21 



21.8 



21.6 



21 



21 



21 



20 



21 



21.3 



21 



21 



20 



12 



12 



ll.C) 



11 



12 



12 



11 



12 



11.8 



11 



12 



11 



* I have seen satisfactory series of specimens only front Porto Rico, Vieques, and 

 St. Thomas, and none at all from Virgin Gorda, St. Croix, Anguilla, and Barbuda. 



