JAMBELI CULTURE — ESTRADA, MEGGERS, EVANS 487 



Figure 3. — Map of Puna Island, showing the area occupied by mangrove swamp and 

 location of Jambeli Phase sites. 



of fire-burnt rock and stone chips also occur. Site area varies from 

 a maximum of 150 X 40 m. (Site 0-5) to about 10 m. in diameter, 

 excluding badly eroded remnants of habitation sites. The majority 

 of the sites are from 10-30 m, in diameter, with the refuse 20-40 cm. 

 in depth, consisting principally of densely compacted shells (pi. 1, b). 

 In terms of their present-day environmental situation, the Jambeli 

 culture sites fall into two groups: those on the margins of salitres, 

 and those in active mangrove swamps. All the sites on the Guayas 

 coast belong to the former group. They are located either at the 

 edge of the salitre (pis. 1, a, and 2), or on an island 10 m. or more 



