no. 2076. DESCRIPTIONS OF NEW AFRICAN BIRDS— MEARNS. 389 



slightly smaller and very much darker in color; larger and darker 

 than G. s. acik or G. s. senegalensis; no metallic colors on wings, back, 

 or upper tail-coverts; female darker, less yellowish brown than in 

 other forms of senegdlensis. 



Description of adult male. — Forehead and crown metallic green, 

 sometimes bluish; chin and upper throat metallic golden-green; 

 mustachial band bluish green; sides of head, occiput, upper side of 

 neck, and mantle black, becoming slightly brownish on lower back, 

 rump, and upper tail-coverts; wings and tail blackish mummy brown; 

 lower throat and chest nopal red, with a narrow subterminal metallic 

 blue bar to each feather; abdomen, sides, under wing-coverts, flanks, 

 thighs, and under tail-coverts jet black; iris very dark brown; bill 

 feet, and claws black. 



Description oj adult female. — Upper parts dark hair brown; lores 

 and ear-coverts chaetura black; upper wing-coverts edged externally 

 with white; mustachial band yellowish white, the feathers chaetura 

 black at base; chin, throat, and breast chaetura drab, the feathers 

 narrowly edged with pale yellowish olive; abdomen hair brown, 

 much obscured by yellowish edging to the feathers; sides and flanks 

 light grayish olive, the feathers edged with whitish; under wing- 

 coverts olive-buff, with dark bases to the feathers; under tail-coverts 

 pale olive-gray, with dark bases to the feathers; iris dark brown; 

 bill, feet, and claws black. 



Four immature males, in which the red-and-blue pectoral band is 

 appearing, have the feathers of the under parts broadly bordered 

 with pale olive-yellow. In all ages and both sexes this form is darker 

 than any other form of the senegalensis group. 



Measurements of type (adult male). — Length of skin, 132; wing, 74; 

 tail, 52.5; culmen (chord), 28.5; tarsus, 17.5. 



Average measurements of two adult males (including the type). — 

 Wing, 75; tail, 52; culmen (chord), 28.7; tarsus, 17.2. 



Average measurements of two adult females. — Wing, 67.5; tail, 44.2; 

 culmen (chord), 27; tarsus, 16.5. 



Geographical range. — Upper Tana and Thika rivers, and Tharaka 

 District between the Tana and Guaso Nyiro rivers, in British East 

 Africa. 



ANTHREPTES COLLARIS GARGUENSIS, new subspecies. 



MOUNT GARGUES COLLARED SUNBIRD. 



Type-specimen. — Adult male, Cat. No. 217750, U.S.N.M.; col- 

 lected on Mount Gargues, at 7,100 feet, British East Africa, August 25, 

 1911, by Edmund Heller. (Original number, 244.) 



Characters . — Most closely related to Antlireptes collaris zambesiana 

 and A. c. hypodila. From the former it differs in being slightly larger, 

 darker (less golden) green above, and more olivaceous yellow below; 



