396 ANNUAL REPORT SMITHSONIAN INSTITUTION, 1955 



G I G ANTE 

 BAY 



Figure 4. — Eastern portion of Barro Colorado Island mapped to show the itinerary (A, B, C), 

 of colony '46 H-B (E. haviatum) during a period of 114 days, February to June, 1946. 

 Double circles indicate successive statary sites; small circles indicate nomadic sites; 

 double broken lines indicate successive routes of emigration; dotted lines indicate the 

 principal routes of some of the daily raiding systems. Contour interval, 6.1 meters. 

 Scale: length of the arrow indicating north-south direction (lower right corner) 300 meters. 



