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Mixed Diglossini, Oct 23, 1963, III [[circled]] 19 [[/circled]]

[[left margin]] Carbo [[/left margin]] Observation of both the A and B Carbos would indicate that the [[male symbol]] stays with the [[female symbol]] for a considerable period of time. Apparently the pair-bonds are more long sustained than among the Aters of the Quito region.

This may be another primitive feature of the subspecies. 

[[left margin]] Carbo [[/left margin]] It is also noticeable that the territories of both the A and B birds are large, probably at least 300 ft in length. This is much larger than the average Ater territory near Quito. Particularly surprising as the area here looks rich and varied. 

All in all, the Carbos seem to be much less hummingbird like than the Aters.

SEE ALSO TODAY'S NOTES ON GENERAL MIXED FLOCKS

October 22 [[? above 22]], 1963
Unduavi

SEE TODAY'S NOTES ON GENERAL MIXED FLOCKS

A few thoughts have occurred to me. 

[[left margin]] Sitti [[/left margin]] C. sitticolor may be the most widespread of the montane Conebills simply, or only, because it is a "parasite". 

[[left margin]] Brun [[/left margin]] There seems to be no doubt that Brun is a comparatively open country form. Possibly its apparent habit of joining mixed flocks with some appreciable frequency is one of the reasons why it can invade, or at least come close to, Myst areas.

I think that the situation among diglossines here is quite

Transcription Notes:
C. sitticolor: https://en.wikipedia.org/wiki/Blue-backed_conebill