FAMILY FORMICARIIDAE 211 



In the stomachs of four of those taken by Goldman I found re- 

 mains of ants, roaches, parts of beetles, a cicada nymph, a milliped, 

 bits of a scorpion, and spiders. 



MYRMORNIS TORQUATA STICTOPTERA (Salvin) : Wing-banded 

 Ant-bird, Pollito Hormig^ero de Selva 



Rhopoterpe stictoptera Salvin, Bull. Brit. Orn. Club, vol. 1, March 1, 1893, p. 

 32. (Santo Domingo, Managua, Nicaragua.) 



Medium size, heavy body ; wings large, tail very short ; breast gray, 

 wings heavily banded with cinnamon. 



Description. — Length 140-155 mm. Rictal area and space behind 

 eye bare ; feathers of crown, throat, and upper tail coverts very short, 

 on rest of body very long, especially on lower back. 



Adult male, crown and hindneck chocolate-brown with very nar- 

 row shaft lines of rufous; an elongate black area in center of back, 

 with concealed white base ; rest of back, scapulars, and rump centrally 

 grayish brown, edged broadly all around with chocolate-brown ; tail 

 dark grayish brown edged broadly with rufous-brown ; primaries and 

 wing coverts black, the coverts tipped and the outer webs of the pri- 

 maries edged with cinnamon-brown ; secondaries grayish brown ex- 

 ternally, internally black ; feathers on edge of eyelids black ; side of 

 head and neck with short feathers black basally, tipped with grayish 

 white ; foreneck black ; breast, abdomen, and sides dark gray ; flank 

 feathers tipped with cinnamon ; under tail coverts rufous ; anterior 

 under wing coverts and a band across center of wing cinnamon. 



Female like male, but throat and foreneck rufous-tawny. 



Juvenile, crown and hindneck chocolate ; back, rump, foreneck, 

 upper breast, and upper sides chocolate-brown, becoming paler grayish 

 brown posteriorly ; wing as in adult. 



A male, taken on Cerro Chucanti, eastern Province of Panama, 

 March 9. 1950, had the iris dark brown ; bare skin back of eye, and 

 on rictal area bright grayish blue ; bill black ; tarsus and toes fuscous. 

 Another male from the old Tacarcuna village site, Darien, collected 

 March 8, 1964, was similar in color of iris and bill, but had the bare 

 skin around and back of eye light blue ; tarsus, toes, and claws dark 

 brownish neutral gray. 



A female from Tacarcuna village, March 8, 1964, had the iris pale 

 brown, and tarsus, toes, and claws somewhat browner than in the 

 male, but otherwise was similar. 



Measurements. — Males (10 from Canal Zone, eastern Province of 

 Panama, and Darien), wing 88.7-93.6 (91.5), tail 33.0-39.2 (35.9), 

 culmen from base 23.5-27.2 (24.6), tarsus 24.2-25.8 (24.7) mm. 



