SYNOPSIS OF THE TROGONIDJ] 
SPECIES OF THE NEW WORLD. 
THE ORBITS ALWAYS COMPLETELY FEATHERED. 
A. Bill moderately stout; maxilla with a single terminal notch ; wing- and tail-coverts more or less elongated. 
Pharomacrus. 
a 1 . Occipital crest well developed; four central tail-coverts far exceeding the rectrices. 
b l . Occipital crest moderate; tail-coverts shorter than, or hardly exceeding the 
rectrices. 
a\ Three outer rectrices terminally white. 
a 3 . Occipital crest green; base only of outer rectrix black .... 
V. Occipital crest golden green; basal half of outer rectrix black 
b 2 . Rectrices black. 
c s . Bill yellow; coverts a little longer than rectrices ..... 
<f. Bill red; coverts shorter than rectrices ....... 
1. mocinno. 
2. antisianus. 
3. fulgidus. 
4. auriceps. 
5. pavoninus. 
B. Bill feeble; maxilla with a single terminal notch; wing-coverts not elongated; tail-coverts only slightly so ; 
head with elongated lateral plumes .......... Euptilotis. 
A single species (E. neoxenus ). 
C. Bill moderate; edges of both mandibles strongly serrated; wing-and tail-coverts not elongated ; tail-feathers 
without prolonged terminal emarginations; wing-coverts either wholly black or minutely freckled with black 
% 
and grey; throat and chest either green or blue or greyish black; no subterminal black spot on outer web of 
the two outer rectrices on each side .......... Trogon. 
