no. 7 



FLOCKS OF NEOTROPICAL I'.IRDS— MOYNIHAN 



35 



green tanager and honeycreeper alliance) seen at Barro Colorado, 

 Gamboa, and Frijoles during all periods of observations. 



(It was even more difficult to estimate the numbers of individuals of 

 different species in the Gamboa and Frijoles areas than on Barro 

 Colorado.) 



Table 35. — Data from observations near frijoles between July 7 and 



August 16, i960 



The number of times individuals of some species of the blue and green tanager 

 and honeycreeper alliance were seen in mixed flocks and apart from mixed 

 flocks. 



No. of times 

 individuals 



seen in No. of times No. of times 



obviously individuals individuals 



integrated seen in seen not in 



S|/ecies mixed flocks mixed flocks mixed flocks Totals 



Plain-colored tanagers 28 13 41 



(68) 

 Palm tanagers o 30 79 109 



(28) 

 Blue tanagers 117 120 237 



(49) 



Red-legged blue honey- 

 creepers o 26 12 38 



(68) 

 Blue dacnises o 20 8 28 



(7D 

 Crimson-backed tanagers . . 84 89 173 



(48) 

 White-lined tanagers o 16 7 23 



(70) 

 Thick-billed euphonias 15 o 15 



doo) 

 Streaked saltators 32 53 85 



(38) 

 Buff-throated saltators 24 17 41 



(59) 



There may have been something like 16 plain-colored tanagers, 28 

 palm tanagers, 50 blue tanagers, 17 red-legged blue honeycreepers, 

 5 blue dacnises, 24 crimson-backed tanagers, 2 white-lined tanagers, 

 16 yellow-crowned euphonias, 8 thick-billed euphonias, 18 streaked 

 saltators, and 13 buff-throated saltators in the Gamboa area during 

 the periods of observation, and approximately 12 plain-colored tana- 

 gers, 14 palm tanagers, 30 blue tanagers, 12 red-legged blue honey- 

 creepers, 7 blue dacnises, 23 crimson-backed tanagers, 8 white-lined 



