350 



351 











'T§T;I''p1N2'(% (= Duncan) 

 Xylocopa darwini, 

 OLD NESTS 1 (upper) 

 and 2 (lower), in 











Cordia lutea (old but 

 standing dead trees). 

 Collected "between 5C and 

 ICO above ^nchorage at 

 small island, to north 

 of streambed. 14 I'ay I970. 

 R. Silberglied. 























If 











31 



p5 



~Z — ^ 



