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SYNOPSIS OF THE SPECIES. xix 
h\ Belly red .. • 17. bairdi. 
e\ Tail of female, like that of male, not barred. 
i 3 . Top of head blue. 
n\ Belly yellow . . ... • 18. aurantius. 
o\ Belly red . 19 - surtteura. 
k 3 . Top of head dark leaden grey . • • • • • • • 20. citreolus. 
f\ Tail with square white terminations to the three outer rectrices in both sexes. 21. melanocephalus. 
b. Bill strong ; tail-feathers beneath either wholly black or very narrowly crossed 
with white bars ; no terminal white patch; tail less rounded, lateral 
feather reaching far beyond middle of tail. 
g\ Tail with three outer feathers on each side narrowly barred with white 22. clathratus. 
h 2 . Tail wholly black beneath in male. 
/ 3 . Chest with white pectoral band. 
p\ Tail short, central rectrices with black terminal band above . • 23. melamrus. 
q\ Tail long, central rectrices wholly green above, without terminal black 
band.24. macrurus. 
m 3 . Chest without white pectoral band.25. massena. 
D. Throat and chest grey; a subterminal black spot on the outer web of the two outer rectrices on each side. 
Tmetotrogon. 
A single species (T. roseigastef). 
E. Tail-feathers with prolonged terminal emarginations; wings and wing-coverts conspicuously marked with 
white.. Prionoteles. 
A single species (P. temnurus). 
SPECIES OF THE OLD WORLD. 
WITH A SPACE ROUND THE EYE MORE OR LESS DENUDED OF FEATHERS. 
F. Bill moderate, maxilla serrated as in Trogon .Hapaloderma. 
a. Wing-coverts indistinctly freckled with grey and black, and washed with green ; 
basal half only of outer rectrix black.1. narina. 
b. Wing-coverts finely freckled with grey and black; base only of outer tail-feather 
black 2. constantia. 
G. Bill robust, with a single terminal notch 
a. Throat black. 
a 1 . Size large: wing exceeding 4 inches in length. 
Harpactes. 
