NO. 20 TEN NEW AFRICAN BIRDS — MEARNS 7 



Description of adult male and female. — Forehead, throat, and 

 middle of under parts, including under tail-coverts, eitron yellow; 

 sides yellowish citrine; top and sides of head, upper side of neck, 

 mantle, and outer edges of wing-coverts and quills serpentine green, 

 becoming yellowish citrine on rump and upper tail-coverts ; wing- and 

 tail-feathers mouse gray ; axillars, lining of wings, and inner edge 

 of quills yellowish white ; edge of wing pale yellow, a narrow eye- 

 ring pure white. 



Measurements of type (adult male). — Length of skin, 92; wing, 

 54; tail, 39; culmen (chord), 10; tarsus, 15. 



Average measurements of four adult males. — Wing, 53.25 ; tail, 

 36.5; culmen (chord), 10; tarsus, 15.25. 



Average measurements of two adult females. — Wing, 50.75 ; tail, 

 34.5 ; culmen (chord), 10 ; tarsus, 14.25. 



Geographical range. — Upper Thika and Tana rivers, north to 

 Endoto Mountain, British East Africa. 



ZOSTEROPS VIRENS GARGUENSIS, new subspecies 

 Mount Gargues White-eye 



Type-specimen. — Adult male, Cat. No. 217736, U. S. Nat. Mus. ; 

 collected on the summit of Mount Gargues (altitude 7,100 feet), 

 north of the Northern Guaso Nyiro River, in British East Africa, 

 August 25, 191 1, by Edmund Heller. (Original number, 225.) 



Characters. — Most closely related to Zosterops virens jacksoni 

 (Neumann) from Mau, British East Africa, and Z. v. kaffensis, 

 from Kaffa, southern Abyssinia, having an equally narrow white 

 eye-ring, but a darker, more grayish, coloration. From the form 

 garguensis, Z. v. kikuyuensis (Sharpe) from Kikuyu and Mount 

 Kenia, and Z. v. eurycricota (Fischer and Reichenow) from Mount 

 Kilimanjaro, may be instantly distinguished by the very broad white 

 eye-ring as well as by a quite different coloration. 



Description of adult male and female. — Upper parts light yellowish 

 olive, not perceptibly yellower on the crown or upper tail-coverts, 

 but slightly yellowish on ear-coverts and sides of face ; the very 

 narrow eye-ring is white; lores black; throat and a narrow band 

 bordering upper bill olive-yellow; quills and upper wing-coverts 

 grayish brown, edged with the same color as the back ; chest, sides, 

 flanks, and outer side of thighs pale olive-green; abdomen, under 

 tail-coverts, inner aspect of thighs, and edge of wing olive-yellow ; 

 axillars primrose yellow ; under wing-coverts yellowish white ; under 



