aiUSCIPIDI^. — QUERULIN^. — PSARIAN^. 
255 
pointing forwards. Feet almost always short*, small, 
and weak. Feed solely upon insects captured during 
flight. Habits sedentary. 
SuBFAM. QUERULINiE. 
Bill strong, broad, much depressed ; gape wide. Rictus 
with strong bristles. Feet short, resembling those of 
the typical Ampelinte. Lateral scales minute. 
(iuBRULA, Vieil. Bill large, broad, strong. Gonys 
long, straight. Nostrils concealed by incumbent re- 
flected feathers. Wings long, broad; the fourth 
quill longest. Toes unequal ; inner toe shortest, of 
equal length with the hind toe. Tail even. 
Q. rubricollis. Vieil. Gal. pi. 115. 
Lathria, Sw. Bill weaker. Gonys short, straight. 
Nostrils large ; the opening apparent, but defended 
with setaceous bristles. Wings moderate; the quills 
narrow. Feet weak. Lateral toes equal. In general 
structure closely resembling the tyrants, except in 
the feet, mouth, and bill. Brazil, 3 sp. 
L. ciuerea. Le Vieil. Am. pi. 44. 
SuBFAM. PSAllIANiE. Slack-Caps, 
Bill large, thick, subcylindrical. Culmen convex, and 
without any ridge ; the tip abruptly bent and notched. 
Head large, depressed. Mouth very wide. Feet weak : 
Lateral toes unequal. Anterior scales of the tarsi trans- 
verse; lateral scales small, numerous. Wings long. 
I’sABis, Guv. Bill large. The rictus smooth, often 
naked round the eye. WTngs lengthened ; the first 
quill equal, or longer than the fourth. Tail short, 
even. Inner toe shorter than the outer. 
P. Cayanensis. I’l. Enl. 377 semifasciatus. III. of Orn. 
erythrogenis. 1. (). i, 10. Jardinli. Z. III. ii. pi. 35. 
Guianensis. Part .5. No.17. cristatus. lb. ii. 41. 
Braziliensis. lb. No. 18. strigatus. Part 5. No. 21. 
Natterii. Ib. No. 19. Selbii. Ib. No. 20. 
Bachyhhynchus, Spix. Stature smaller. Wings more 
* Except in the rasorial types, where of course they are longer. 
