PICIDAE 
a. Larger, wing l6o mm, or more 
b* Head uniform red or black, culmen 38-50 mm. 
Phloeoeeastes g. guatemalensis 
bb. Head particolored, culmen 32-39 mm. 
Ceophloeus 1• simllis 
aa« Smaller, wing less than 150 mm. 
b. Outer hind-toe longer than outer front toe. 
Veniliornis oleaginus sanguinolentus 
bb. Outer hind-toe not longer than outer front 
toe • 
c. Nostrils wholly exposed, no red in 
pileum, back chestnut; head crested, 
Celeus castaneus 
cc . Nostrils more or less covered by 
bristly feathers, pileum at least partly 
red, crested, back greenish 
Picuius rubiginosus 
