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[[right aligned circled page number]] 57 [[/right aligned circled page number]] Don't hear or see anything like a mixed flock. [[underlined]] The tendency to form mixed flocks seems to fall off rapidly with altitude in the Sierra de Merida. [[/underlined]] SEE ALSO TODAY'S NOTES ON MIXED DIGLOSSINI. Leaving 5:02 pm. Rain getting worse. [[right aligned]] September 4, 1965 [[/right aligned]] [[right aligned]] Paramo Zumbador [[/right aligned]] Going to work same area where Lafs were heard yesterday. Arrive 5:45 am. Pitch black. Fog. Cold. Also windy! [[left margin, in red]] 2 [[/left margin]] First (miscellaneous) bird sounds heard 6:16 am. 6:53. See pair [[two red check marks]] [[two green check marks]] of [[underlined]] B. nigrocristatus [[/underlined]]. 6-10 ft up in thick vegetation. [[circled]] USF-AS [[/circled]] Very noisy. Lots of Rattle-Flourishes. But definitely alone. [[left margin, in purple]] III HO [[/margin]] [[left margin, in green]] 30 III [[/margin]] Then [[underlined]] nigrocristatus [[/underlined]] move on, about 30 ft. [[underlined]] And then a pair [[four green check marks]] [[two check marks]] of Whitebeards appears where warblers were earlier! [[/underlined]] Apparently, Whitebeards f [[right arrow]] [[underlined]] nigrocristatus. [[/underlined]] (I can also hear a variety of other birds in the general neighborhood, but I can't place them definitely.) It looks as if a large mixed flock may be in process of formation here. [[left margin in green]] 32 [[/left margin]] [[left margin in red]] Laf [[/left margin]] Then Whitebeards move on past [[underlined]] nigrocristatus [[/underlined]]. And [[underlined]] nigrocristatus [[/underlined]] f [[right arrow]] Whitebeards. Then [[3 green checkmarks]] [[2 checkmarks]] [[underlined]] 2 [[/underlined]] Lafs (described elsewhere) j [[right arrow]] group. Presumably "escorting". SEE TODAY'S NOTES ON MIXED DIGLOSSINI!!! [[left margin in purple]] IV HO [[/left margin]] [[left margin in green]] IV 35 39 42 [[/left margin]] [[left margin in red]] Inter Laf [[/left margin]] 8:31 am. Go about 100 yds down hill. Area similar vegetation. [[underlined]] And I come across what seems to be an entirely different mixed flock. [[/underlined]] Very large, including approximately 20 birds. At least [[4 green checkmarks]] 2 Inters, [[2 green checkmarks]] 1 [[underlined]] luteoviridis [[/underlined]] - type (usual species), [[2 green checkmarks]] 1 woodcreeper CII, [[2 green checkmarks]] 1 Laf, [[4 green checkmarks]] 2 or 3 Little Striped Flycatchers, [[4 green checkmarks]] 2 Whitebeards, [[2 green checkmarks]] 1 Empidonax-type flycatcher, other