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[[top left margin]] RD. Sage 1965
[[top right margin]] 9 
[[top margin]] Xylocopa
[[underlined]] Playa Cocos, sea level, Guanacaste, Costa Rica [[/underlined]]
[[left margin]] 11 July
12:08 Noted a Schoenherria (? male) over some grass in the field. It chased at a small white butterfly. I watched it. It flew in  irregular figure 8's about 3 ft high. It ranged [[strikeout]]os[[/strikeout]] as far as a 20 ft diam. but mostly flew 8 ft. The area it flew over was a low part of the grass between two bullthorn acacia 5 ft tall & 7ft apart from one another. This was thirty yds to the SE of the flowers the others were visiting. The animal flew just over the tips of the grass. In between the two larger acacias was a small one 20 inches, thus:

[[image of flight path and observations]]

The animal disappeared at 12:18
Just prior to making the 12:00 count I collected a Schoenherria from the blue flowers. I watched it visit 8-9 flowers of the blue and it had to go out of its way in order not to attend