BIRDS OF NORTH AND MIDDLE AMERICA. 3865 
335 (Barranquilla, Colombia) —CuErriz, Expl. Zool. Merid. Costa Rica, 
1893, 45 (Boruca and Buenos Aires, 8. w. Costa Rica).—Satvin and Gopman, 
Biol. Centr.-Am., Aves, ii, 1892, 326 (Colombia?; Venezuela?, etc.).—Bov- 
carD, Gen. Hum. Birds, 1895, 353, part (Costa Rica; Chiriqu{; Col6n).— 
Riveway, Condor, vii, 1905, 154, in text (Pigres, Costa Rica). 
[Pheochroa] cuviert ScuaTER and Sarvin, Nom. Av. Neotr., 1873, 80. 
[Polytmus] cuviert Gray, Hand-list, i, 1869, 125, no. 1573. 
[Celigena] clemenciex (not Ornismya clemencix Lesson) RuicHensacu, Troch. 
Enum., 1855, 3, pl. 687, fig. 4517, part (supposed female). 
Aphantochroa cirrhochloris (not Trochilus cirrhochloris Gmelin) Banas, Proc. New 
Engl. Zool. Club, ii, 1900, 19 (Loma del Leén, Panamé). 
PHAOCHROA CUVIERIL SATURATIOR (Hartert). 
COIBA ISLAND HUMMING BIRD. 
Similar to P. c. cuviertt, but green of throat, chest, and breast much 
deeper, abdomen darker (browner), and bill slightly longer. 
Coiba Island, Bay of Panama. 
This form I have not seen, but it seems, judging from the original 
description (which omits measurements), to be quite well marked. 
Aphantochroa cuviertt saturatior Hartert, Bull. Brit. Orn. Club, xii, no. lxxxiv, 
Dec. 30, 1901, 33 (Coiba Island, Bay of Panamé; coll. Tring Mus.). 
PHAOCHROA ROBERTI (Salvin). 
OWEN’S HUMMING BIRD. 
Similar to P. cuvierti but mandible wholly dusky and lateral 
rectrices (except for whitish tip) wholly dusky or with bronze-greenish 
at base only. 
Adults (sexes alike) —Above metallic bronze or bronze-green, the 
middle pair of rectrices usually more bluish or silvery green; rectrices 
next to middle pair bronze-green tipped with dusky; next pair 
similar but more extensively dusky terminally, sometimes with a 
small apical spot of white; next pair with less than basal half bronze- 
green, the rest blackish, with a large terminal cuneate or guttate 
spot of white; lateral pair black to or near extreme base, the white 
terminal spot still larger (sometimes with a small dusky area on 
outer terminal portion of outer web); remiges dusky or dark brown- 
ish slate, faintly glossed with purplish; chin, throat, chest, and sides 
rather dull metallic bronze or bronze-green, the feathersnarrowly mar- 
gined with pale grayish buffy; rest of under parts pale dull cinnamon- 
buff or pale isabella color, the under tail-coverts dull bronze-greenish 
(or grayish dusky glossed with bronze-greenish), broadly-margined 
with white; femoral tufts and tuft on each side of rump white; bill 
dull black, the mandible indistinctly more brownish basally; iris dark 
brown; feet dusky. 
Adult male.—Length (skins), 115-122 (118); wing, 66.5-70 (68.4); 
tail, 41-43.5 (42.6); culmen, 20-21 (20.6). 
© Four specimens. 
