268 NELSON, Wew North American Birds. Tale 
Description of type.— Bill rather slender, black; lores orange yellow; 
crown and rest of dorsal surface olive green, slightly darkest on crown 
and greenest on rump; upper surface of wings and tail grayish black, the 
feathers mostly edged with green like back; wing-coverts the same with 
yellowish white tips to greater and lesser coyerts, forming two well- 
marked wing bands; eye with narrow white ring; cheeks, ear-coverts 
and sides of neck dark olive gray; a paler shade of same extending asa 
dark wash over pale greenish yellow of chin and throat and over 
darker greenish yellow of breast and sides of body; a small whitish area 
on middle of belly; abdomen mainly, and all of under tail-coverts, Naples 
yellow. 
Dimensions of type. — Wing, 57; tail, 45; culmen, 11.5; tarsus, 18. 
Vireo amauronotus strenuus, subsp. nov. CHIAPAS VIREO. 
Type, No. 143399, @ ad., U. S. Nat. Mus., Biological Survey Collec- 
tion. Tumbala, Chiapas, Mexico, November 5, 1895, E. W. Nelson and 
E. A. Goldman. 
Distribution. — Heavily forested mountain slopes up to 5000 feet in 
northern Chiapas. 
Subspecific characters.— Smaller than true V. amauronotus with longer, 
slenderer bill; crown and back darker, more smoky brownish (former 
almost blackish) with less greenish shading on back and wings; color of 
under parts same asin V. amauronotus. 
Dimensions of type. — Wing, 68; tail, 47; culmen, 12.5; tarsus, 18. 
Basileuterus belli scitulus, subsp. nov. GUATEMALAN 
WARBLER. 
Type, No. 143293, @ ad., U. S. Nat. Mus., Biological Survey Collec- 
tion. Todos Santos, Guatemala, December 30, 1895, E. W. Nelson and 
E. A. Goldman. 
Distribution. — Highlands of Chiapas and Guatemala. 
Subspectfic characters. — Larger than B. belli from northeastern Mex- 
ico, and decidedly darker green on back and darker yellow on under parts 
with heavier wash of green on sides. 
Dimensions of type. — Wing, 65; tail, 61; culmen, 12; tarsus, 23. 
General Notes.— An average male of nearly typical B. deli 
from northeastern Mexico (Mt. Zempoaltepec) measures as fol- 
lows: Wing, 57; tail, 60; culmen, 11; tarsus, 22.5. 
