Mearns A New Genus and Eleven New Philippine Birds. 5 



webs of secondaries olive-green; under \ving-coverts, and edges of inner 

 webs of primaries and secondaries, white. Tail with longest feather 12 

 millimeters longer than the next, 2o millimeters longer than the outer 

 rectrix; middle pair of tail-feathers entirely metallic French green, the re 

 maining rectrices being green-black, broadly tipped with gray on the outer 

 and white on the inner webs. Underparts with a median stripe of citron 

 yellow extending from bill to chest, broadening posteriorly and minutely 

 mixed with orpiment orange at upper margin of chest; flanks, abdomen, 

 and under tail-coverts yellow; chest orange; pectoral tufts Chinese orange. 

 Iris red ; bill black, faintly tipped with horn color; feet and claws black, 

 except the under side of toes which are yellowish. Length, 130; alar ex 

 panse, 180 ; wing, 57 ; tail, 55; culmen (chord), 21; tarsus, 18; middle toe 

 with claw, 14. 



Adult female. Head, neck all round, and chest, slate-gray. Upperparts, 

 including upper wing-coverts and exposed outer webs of wing-quills, olive- 

 yellow. Tail similar to that of male, but shorter, duller, with feathers 

 rounded at tip. Underparts, including under tail-coverts, yellow, whitish 

 on middle of abdomen. Size considerably smaller than male. Culmen, 

 18 ; wing, 48. 



Young male in first plumage (No. 192,278,11. S. National Museum, Mount 

 Apo at 7,800 feet, June 20, 1904. Head, sides of throat, and upperparts, 

 smoke gray, washed on lower back, rump, and upper tail-coverts with 

 green ; upper wing-coverts and exposed portion of outer webs of quills, 

 olive-green. Underparts, including stripe on middle of chin and throat, 

 smoke gray washed with greenish yellow; lining of wings white. Tail- 

 feathers pointed, similar to the adult but shorter and duller. Iris brown ; 

 bill black, orange at base, yellow and orange inside; metatarsus black; 

 toes orange, dusky above. Older males soon grow to resemble adults, the 

 orange first showing in the middle of the breast, the flanks and belly be 

 coming yellow at the same time, the pectoral tufts and richest coloring 

 probably not appearing before the second year. 



This beautiful Sun-Bird was seen on Mount Apo from Todaya, 4,000 feet 

 altitude, to the actual summit. It sometimes fluttered in front of flowers 

 like a Hummingbird. It is named in honor of First Lieutenant Edward C. 

 Bolton, U. S. Army, Military Governor of Davao District, Mindanao, 

 whose assistance enabled the. author to reach the summit of Mount Apo. 



Cyrtostomus dinagatensis sp. nov. 



DINAGAT ORANGE-BREASTED SUN-BIRD. 



Type No. 191,853, U. S. National Museum, from Dinagat, Island of 

 Dinagat, P. I., April 21, 1904. Adult male. (Original number, 13,449.) 



This species is intermediate bet ween Cyrloftomu* aurora and C.jugulctris. 

 In the former, the band across the chest adjoining the dark metallic plas 

 tron is rich cadmium, almost orpiment orange, while this band in C. 

 dinagatensis is plain orange. In C. jugularis this pectoral band is absent, 



