428 BULLETIN 50^ UNITED STATES NATIONAL MUSEUM. 



Wyatt, Ibis, 1871, 373 (Rio de Oro, La Cruz, and Lago de Paturia, Colombia, 



up to 4,000 ft.). 

 Alcedo rubescens Vieillot, Nouv. Diet. d'Hist. Nat., xix, 1818, 408 (Paraguay; 



based on Martin-pescador oscuro dorado Azara, Apunt.). — Bonnaterre and 



Vieillot, Enc. Meth., i, 1823, 395. 

 Alcedo vestita Dumont, Diet. Sci. Nat., xxix, 1823, 272 (Brazil; coll. Mus. 



Paris?). — Lesson, Traits d'Orn., 1831, 292. — Pucheran, Rev. et Mag. de 



Zool., 1853, 386 (erit.).— Hartlaub, Journ. fiir Orn., 1855, 423. 

 Ch[loroceryle] leucostriata Reichenbach, Handb., Alced., 1851, 27, pi. 414, figs. 



3116, 3117 (Guiana; coll. Dresden Mus.). 

 Chloroceryle leucostriata Burmeister, Syst. Ueb. Th. Bras., ii, 1856, 406, footnote. 



CHLOROCERYLE AMERICANA ISTHMICA (Goldman). 



ISTHMIAN GREEN KINGFISHER. 



Similar to C. a. americana ^ but larger, bill much stouter; blackish 

 submalar stripe narrower (often indistinct or interrupted); breast 

 less heavily spotted with greenish black, and general color of upper 

 parts decidedly less bluish green; adult male with foreneck white, 

 like throat (instead of chestnut-rufous, like chest). 



Adult male. — Above, including sides of head (except malar region), 

 dark metaUic bronze-green, darker and duller (more sooty) on pileum, 

 especially the forehead, interrupted by a white collar across hindneck, 

 the scapulars and interscapulars extensively white basally (the white 

 concealed), the feathers of rump with concealed white spots; fore- 

 head sometimes (but rarely) more or less freckled with whitish ; wing- 

 coverts usually immaculate, but sometimes with a few minute spots 

 or streaks of white; secondaries with a subbasal narrow band of white, 

 continuous across both webs, this white increasing in extent on inner 

 secondaries where it involves approximately the whole basal half; about 

 midway between this band and tip of secondaries another band, com- 

 posed of small white spots confined to outer portion of outer web, 

 this followed by another one (sometimes very mdistmct or obsolete) of 

 much smaller white spots, while usually each secondary has a minute 

 white terminal spot or edging; inner primaries usually with a single 

 small white spot on outer web anterior to middle portion; middle pair 

 of rectrices mostly blackish, glossed with bluish or bluish green, 

 usually spotted on inner web (sometimes on basal portion of outer web 

 also) with white, sometimes wholly blackish ; next pair blackish, the 

 concealed base white and inner web with roundish or oval white spots ; 

 four outer rectrices (on each side) immaculate white for basal half or 

 more, the terminal portion blackish broken by white spots or bars 

 on inner web; anterior portion of malar region greenish black, the 

 remainder white (sometimes spotted with greenish black anteriorly or 

 along lower portion), forming a conspicuous stripe which posteriorly 

 involves the side of neck ; a greenish black narrow, sometimes broken 



a See p. 423. ~ 



